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        OWC MaxRAM Memory Certification

        Get up to double the amount of RAM than factory supports
        Fully tested and Certified to work properly.
        Why Buy OWC Brand Memory?
        • Meets or exceeds manufacturer specifications.
        • Rigorously in-house lab tested to ensure superior quality, compatibility and reliability.
        • Backed by industry leading lifetime advanced replacement. If you need your OWC memory replaced, we will ship to you same day.
        OWC MAXRAM logo The OWC 'MaxRAM' Certification Program determines the maximum amount of memory that can be installed in a Mac as validated by a series of comprehensive, in-house laboratory tests. While OWC "MaxRAM" configurations exceed Apple's officially supported maximums, all OWC brand memory upgrades are assured to perform flawlessly and are covered by a Lifetime Advance Replacement Warranty and Money Back Guarantee.
        Below is a list of Macs that have been OWC MaxRAM Certified to be capable of utilizing up to double the memory than Apple specifies. You can also view all of OWC Memory options for all computers.
        Jump to:
        • iMac
        • Mac mini
        • Mac Pro
        • MacBook Pro
        • iMac Pro
        • Mac Studio
        • MacBook
        • MacBook Air
        • Xserve
        • Power Mac G5
        • iMac G5
        • eMac
        • PowerBook G4
        • iBook G4
        • Power Mac G4
        • iMac G4
        • Power Mac G4 Cube
        • iBook G3
        • iMac G3
        • PowerBook G3
        • Power Mac G3
        • PowerBook
        • Power Macintosh
        • WorkGroup Sever
        • Performa
        • Network Server
        • PowerBook Duo
        • Quadra
        • Other Macs
        iMac
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iMac 24-inch "Apple Silicon" Retina 4.5K Early 2021
        iMac21,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        iMac 27-inch Retina 5K Mid 2020 (5700/5700 XT Graphics)
        iMac20,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        128.0 GB 128.0 GB
        iMac 27-inch Retina 5K Mid 2020
        iMac20,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        128.0 GB 128.0 GB
        iMac 27-inch Retina 5K Early 2019 (3.7, 3.6, 3.1GHz)
        iMac19,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        iMac 27-inch Retina 5K Early 2019 (3.0GHz)
        iMac19,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 128.0 GB
        iMac 21.5-inch Retina 4K Early 2019
        iMac19,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        iMac 27-inch Retina 5K Mid 2017 (4.2, 3.8, 3.5GHz)
        iMac18,3  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 64.0 GB
        iMac 27-inch Retina 5K Mid 2017 (3.4GHz)
        iMac18,3  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        iMac 21.5-inch Retina 4K Mid 2017 (3.6, 3.4GHz)
        iMac18,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        iMac 21.5-inch Retina 4K Mid 2017 (3.0GHz)
        iMac18,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 64.0 GB
        iMac 21.5-inch Mid 2017
        iMac18,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 27-inch Retina 5K Late 2015
        iMac17,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        iMac 21.5-inch Retina 4K Late 2015
        iMac16,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        iMac 21.5-inch Late 2015
        iMac16,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        iMac 27-inch Retina 5K Mid 2015
        iMac15,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        iMac 27-inch Retina 5K Late 2014
        iMac15,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        iMac 21.5-inch Mid 2014
        iMac14,4
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        iMac 27-inch Late 2013
        iMac14,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        iMac 21.5-inch Late 2013
        iMac14,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 21.5-inch Early 2013
        iMac13,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 27-inch Late 2012
        iMac13,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        iMac 21.5-inch Late 2012
        iMac13,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 21.5-inch Late 2011
        iMac12,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 27-inch Mid 2011
        iMac12,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 21.5-inch Mid 2011
        iMac12,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 27-inch Quad-Core Mid 2010
        iMac11,3  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 27-inch Dual-Core Mid 2010
        iMac11,3  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 21.5-inch Mid 2010
        iMac11,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 27-inch Quad-Core Late 2009
        iMac11,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        iMac 27-inch Core 2 Duo Late 2009
        iMac10,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 21.5-inch Late 2009
        iMac10,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        iMac 20-inch Mid 2009
        iMac9,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        iMac 24-inch Early 2009
        iMac9,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        iMac 20-inch Early 2009
        iMac9,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        iMac 24-inch Early 2008
        iMac8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        iMac 20-inch Early 2008
        iMac8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        iMac 24-inch Mid 2007
        iMac7,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        iMac 20-inch Mid 2007
        iMac7,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        iMac 24-inch Late 2006
        iMac6,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        3.0 GB 4.0 GB
        iMac 20-inch Late 2006
        iMac5,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        3.0 GB 4.0 GB
        iMac 17-inch Late 2006
        iMac5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac 17-inch Mid 2006
        iMac4,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac 20-inch Early 2006
        iMac4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac 17-inch Early 2006
        iMac4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Back to Top
        Mac mini
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Mac mini "M2 Pro" Early 2023
        Mac14,12
        Upgradable
        No - Shop SSD
        32.0 GB 32.0 GB
        Mac mini "M2" Early 2023
        Mac14,3
        Upgradable
        No - Shop SSD
        24.0 GB 24.0 GB
        Mac mini "Apple Silicon" Late 2020
        Macmini9,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        Mac mini Late 2018
        Macmini8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 64.0 GB
        Mac mini Late 2014
        Macmini7,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        Mac mini Late 2012
        Macmini6,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        Mac mini Mid 2011
        Macmini5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        Mac mini Mid 2010
        Macmini4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        Mac mini Late 2009
        Macmini3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 8.0 GB
        Mac mini Early 2009
        Macmini3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 8.0 GB
        Mac mini Mid 2007
        Macmini2,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 4.0 GB
        Mac mini Late 2006
        Macmini1,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Mac mini Early 2006
        Macmini1,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Mac mini Late 2005
        PowerMac10,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Mac mini Early 2005
        PowerMac10,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        Mac Pro
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Mac Pro "M2 Ultra" Mid 2023
        Mac14,8
        Upgradable
        No - Shop SSD
        192.0 GB 192.0 GB
        Mac Pro 28-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 TB 1.5 TB
        Mac Pro 24-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 TB 1.5 TB
        Mac Pro 16-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro 12-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro 8-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro Rack 28-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 TB 1.5 TB
        Mac Pro Rack 24-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 TB 1.5 TB
        Mac Pro Rack 16-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro Rack 12-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro Rack 8-Core Late 2019
        MacPro7,1  -  12 slots
        Upgradable
        Yes - Shop Memory
        768 GB 1.0 TB
        Mac Pro 12-Core Late 2013
        MacPro6,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 10-Core Late 2013
        MacPro6,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 8-Core Late 2013
        MacPro6,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 6-Core Late 2013
        MacPro6,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro Quad-Core Late 2013
        MacPro6,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 12-Core Mid 2010-2012
        MacPro5,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 6-Core Mid 2010-2012
        MacPro5,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 48.0 GB
        Mac Pro Quad-Core Mid 2010-2012
        MacPro5,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 48.0 GB
        Mac Pro 12-Core Mid 2010-2012
        MacPro5,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 8-Core Mid 2010-2012
        MacPro5,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        64.0 GB 128.0 GB
        Mac Pro 6-Core Mid 2010-2012
        MacPro5,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 48.0 GB
        Mac Pro Quad-Core Mid 2010-2012
        MacPro5,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 48.0 GB
        Mac Pro 8-Core Early 2009
        MacPro4,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 128.0 GB
        Mac Pro Quad-Core Early 2009
        MacPro4,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 48.0 GB
        Mac Pro 8-Core Early 2008
        MacPro3,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        Mac Pro Quad-Core Early 2008
        MacPro3,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 64.0 GB
        Mac Pro 8-Core Early 2007
        MacPro2,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        Mac Pro Quad-Core Mid 2006
        MacPro1,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 32.0 GB
        Back to Top
        MacBook Pro
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        MacBook Pro 16.2-inch "M2 Max" Early 2023 (38-Core GPU)
        Mac14,6
        Upgradable
        No - Shop SSD
        96.0 GB 96.0 GB
        MacBook Pro 16.2-inch "M2 Max" Early 2023 (30-Core GPU)
        Mac14,6
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        MacBook Pro 16.2-inch "M2 Pro" Early 2023
        Mac14,10
        Upgradable
        No - Shop SSD
        32.0 GB 32.0 GB
        MacBook Pro 14.2-inch "M2 Max" Early 2023 (38-Core GPU)
        Mac14,5
        Upgradable
        No - Shop SSD
        96.0 GB 96.0 GB
        MacBook Pro 14.2-inch "M2 Max" Early 2023 (30-Core GPU)
        Mac14,5
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        MacBook Pro 14.2-inch "M2 Pro" Early 2023
        Mac14,9
        Upgradable
        No - Shop SSD
        32.0 GB 32.0 GB
        MacBook Pro 13.3-inch "M2" Mid 2022
        Mac14,7
        Upgradable
        No - Shop SSD
        24.0 GB 24.0 GB
        MacBook Pro "Apple Silicon" 16.2-inch Late 2021
        MacBookPro18,2
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        MacBook Pro "Apple Silicon" 14.2-inch Late 2021
        MacBookPro18,4
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        MacBook Pro "Apple Silicon" 13.3-inch Late 2020
        MacBookPro17,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 13.3-inch Mid 2020
        MacBookPro16,3
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 16-inch Late 2019
        MacBookPro16,1
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        MacBook Pro Touch Bar 15.4-inch Mid 2019
        MacBookPro15,3
        Upgradable
        No - Shop SSD
        32.0 GB 32.0 GB
        MacBook Pro Touch Bar 13.3-inch Mid 2019
        MacBookPro15,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 15.4-inch Mid 2018
        MacBookPro15,1
        Upgradable
        No - Shop SSD
        32.0 GB 32.0 GB
        MacBook Pro Touch Bar 13.3-inch Mid 2018
        MacBookPro15,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 15.4-inch Mid 2017
        MacBookPro14,3
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 13.3-inch Mid 2017
        MacBookPro14,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 15.4-inch Late 2016
        MacBookPro13,3
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Touch Bar 13.3-inch Late 2016
        MacBookPro13,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 13.3-inch Late 2016
        MacBookPro13,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 15.4-inch Mid 2015
        MacBookPro11,5
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 13.3-inch Early 2015
        MacBookPro12,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 15.4-inch Mid 2014
        MacBookPro11,3
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 13.3-inch Mid 2014
        MacBookPro11,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 15.4-inch Late 2013
        MacBookPro11,3
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 13.3-inch Late 2013
        MacBookPro11,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 15.4-inch Early 2013
        MacBookPro10,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Retina 13.3-inch Early 2013
        MacBookPro10,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Pro Retina 13.3-inch Late 2012
        MacBookPro10,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Pro Retina 15.4-inch Mid 2012
        MacBookPro10,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Pro Unibody 15.4-inch Mid 2012
        MacBookPro9,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 13.3-inch Mid 2012
        MacBookPro9,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 17-inch Late 2011
        MacBookPro8,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 15.4-inch Late 2011
        MacBookPro8,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 13.3-inch Late 2011
        MacBookPro8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 17-inch Early 2011
        MacBookPro8,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 15.4-inch Early 2011
        MacBookPro8,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 13.3-inch Early 2011
        MacBookPro8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 17-inch Mid 2010
        MacBookPro6,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 15.4-inch Mid 2010
        MacBookPro6,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 13.3-inch Mid 2010
        MacBookPro7,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 16.0 GB
        MacBook Pro Unibody 17-inch Mid 2009
        MacBookPro5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 15.4-inch Mid 2009
        MacBookPro5,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 13.3-inch Mid 2009
        MacBookPro5,5  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 17-inch Early 2009
        MacBookPro5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 15.4-inch Early 2009
        MacBookPro5,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        MacBook Pro Unibody 15.4-inch Late 2008
        MacBookPro5,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 8.0 GB
        MacBook Pro 17-inch Early 2008
        MacBookPro4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 15.4-inch Early 2008
        MacBookPro4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 17-inch Late 2007
        MacBookPro3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 15.4-inch Late 2007
        MacBookPro3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 17-inch Mid 2007
        MacBookPro3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 15.4-inch Mid 2007
        MacBookPro3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Pro 17-inch Late 2006
        MacBookPro2,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        3.0 GB 4.0 GB
        MacBook Pro 15.4-inch Late 2006
        MacBookPro2,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        3.0 GB 4.0 GB
        MacBook Pro 17-inch Early 2006
        MacBookPro1,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        MacBook Pro 15.4-inch Early 2006
        MacBookPro1,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Back to Top
        iMac Pro
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iMac Pro 27-inch Late 2017
        iMacPro1,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        256.0 GB 512.0 GB
        Back to Top
        Mac Studio
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Mac Studio Early 2022 (M1 Ultra)
        Mac13,2
        Upgradable
        No - Shop SSD
        128.0 GB 128.0 GB
        Mac Studio Early 2022 (M1 Max)
        Mac13,1
        Upgradable
        No - Shop SSD
        64.0 GB 64.0 GB
        Back to Top
        MacBook
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        MacBook 12-inch Mid 2017
        MacBook10,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook 12-inch Early 2016
        MacBook9,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook 12-inch Early 2015
        MacBook8,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Unibody 13.3-inch Mid 2010
        MacBook7,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 16.0 GB
        MacBook Unibody 13.3-inch Late 2009
        MacBook6,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 8.0 GB
        MacBook Unibody 13.3-inch Mid 2009
        MacBook5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Unibody 13.3-inch Early 2009
        MacBook5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook Aluminum 13.3-inch Late 2008
        MacBook5,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook 13.3-inch Early 2008
        MacBook4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook 13.3-inch Late 2007
        MacBook3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 6.0 GB
        MacBook 13.3-inch Mid 2007
        MacBook2,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 3.0 GB
        MacBook 13.3-inch Late 2006
        MacBook2,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 3.0 GB
        MacBook 13.3-inch Mid 2006
        MacBook1,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Back to Top
        MacBook Air
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        MacBook Air "Apple Silicon" 13.3-inch Late 2020
        MacBookAir10,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Air 13.3-inch Early 2020
        MacBookAir9,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Air 13.3-inch Mid 2019
        MacBookAir8,2
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Air 13.3-inch Late 2018
        MacBookAir8,1
        Upgradable
        No - Shop SSD
        16.0 GB 16.0 GB
        MacBook Air 13.3-inch Early 2015
        MacBookAir7,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 11.6-inch Early 2015
        MacBookAir7,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 13.3-inch Early 2014
        MacBookAir6,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 11.6-inch Early 2014
        MacBookAir6,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 13.3-inch Mid 2013
        MacBookAir6,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 11.6-inch Mid 2013
        MacBookAir6,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 13.3-inch Mid 2012
        MacBookAir5,2
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air Education 13.3-inch Mid 2012
        MacBookAir5,2
        Upgradable
        No - Shop SSD
        4.0 GB 4.0 GB
        MacBook Air 11.6-inch Mid 2012
        MacBookAir5,1
        Upgradable
        No - Shop SSD
        8.0 GB 8.0 GB
        MacBook Air 13.3-inch Mid 2011
        MacBookAir4,2
        Upgradable
        No - Shop SSD
        4.0 GB 4.0 GB
        MacBook Air 11.6-inch Mid 2011
        MacBookAir4,1
        Upgradable
        No - Shop SSD
        4.0 GB 4.0 GB
        MacBook Air 13.3-inch Late 2010
        MacBookAir3,2
        Upgradable
        No - Shop SSD
        4.0 GB 4.0 GB
        MacBook Air 11.6-inch Late 2010
        MacBookAir3,1
        Upgradable
        No - Shop SSD
        2.0 GB 2.0 GB
        MacBook Air 13.3-inch Mid 2009
        MacBookAir2,1
        Upgradable
        No - Shop SSD
        2.0 GB 2.0 GB
        MacBook Air 13.3-inch Late 2008
        MacBookAir2,1
        Upgradable
        No - Shop SSD
        2.0 GB 2.0 GB
        MacBook Air 13.3-inch Early 2008
        MacBookAir1,1
        Upgradable
        No - Shop SSD
        2.0 GB 2.0 GB
        Back to Top
        Xserve
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Xserve Early 2009 8-Core
        Xserve3,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        48.0 GB 96.0 GB
        Xserve Early 2009 Quad-Core
        Xserve3,1  -  6 slots
        Upgradable
        Yes - Shop Memory
        48.0 GB 48.0 GB
        Xserve Early 2008
        Xserve2,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        Xserve Late 2006
        Xserve1,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        32.0 GB 32.0 GB
        Xserve Early 2005
        RackMac3,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Xserve Early 2004
        RackMac3,1  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Xserve Early 2003
        RackMac1,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Xserve Mid 2002
        RackMac1,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Back to Top
        Power Mac G5
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Power Mac G5 Dual-Core Late 2005
        PowerMac11,2  -  8 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        Power Mac G5 Quad-Core Late 2005
        PowerMac11,2  -  8 slots
        Upgradable
        Yes - Shop Memory
        16.0 GB 16.0 GB
        Power Mac G5 Dual-Core Early 2005
        PowerMac7,3  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Power Mac G5 Late 2004
        PowerMac9,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        4.0 GB 4.0 GB
        Power Mac G5 Dual-Core Mid 2004
        PowerMac7,3  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Power Mac G5 Dual-Core Late 2003
        PowerMac7,2  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Power Mac G5 Dual-Core Mid 2003
        PowerMac7,2  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Power Mac G5 Mid 2003
        PowerMac7,2  -  8 slots
        Upgradable
        Yes - Shop Memory
        8.0 GB 8.0 GB
        Back to Top
        iMac G5
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iMac G5 20-inch Late 2005
        PowerMac12,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        2.5 GB 2.0 GB
        iMac G5 17-inch Late 2005
        PowerMac12,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        2.5 GB 2.0 GB
        iMac G5 20-inch Mid 2005
        PowerMac8,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac G5 17-inch Mid 2005
        PowerMac8,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac G5 20-inch Mid 2004
        PowerMac8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        iMac G5 17-inch Mid 2004
        PowerMac8,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Back to Top
        eMac
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        eMac 17-inch Mid 2005
        PowerMac6,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        eMac 17-inch Early 2004
        PowerMac6,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        eMac 17-inch Mid 2003
        PowerMac4,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        eMac 17-inch Early 2002
        PowerMac4,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        PowerBook G4
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        PowerBook G4 Aluminum 17-inch Late 2005
        PowerBook5,9  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 15-inch Late 2005
        PowerBook5,8  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 17-inch Early 2005
        PowerBook5,7  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 15-inch Early 2005
        PowerBook5,6  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 12-inch Early 2005
        PowerBook6,8  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        PowerBook G4 Aluminum 17-inch Early 2004
        PowerBook5,5  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 15-inch Early 2004
        PowerBook5,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 12-inch Early 2004
        PowerBook6,4  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        PowerBook G4 Aluminum 17-inch Late 2003
        PowerBook5,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 15-inch Late 2003
        PowerBook5,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        PowerBook G4 Aluminum 12-inch Late 2003
        PowerBook6,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        PowerBook G4 Aluminum 17-inch Early 2003
        PowerBook5,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        PowerBook G4 Aluminum 12-inch Early 2003
        PowerBook6,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 1.15 GB
        PowerBook G4 Titanium 15.2-inch Late 2002
        PowerBook3,5  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        PowerBook G4 Titanium 15.2-inch Early 2002
        PowerBook3,4  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        PowerBook G4 Titanium 15.2-inch Late 2001
        PowerBook3,3  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        PowerBook G4 Titanium 15.2-inch Early 2001
        PowerBook3,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        iBook G4
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iBook G4 14-inch Mid 2005
        PowerBook6,7  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        iBook G4 12.1-inch Mid 2005
        PowerBook6,7  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        iBook G4 14-inch Late 2004
        PowerBook6,5  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        iBook G4 12.1-inch Late 2004
        PowerBook6,5  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        iBook G4 14-inch Early 2004
        PowerBook6,5  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        iBook G4 12.1-inch Early 2004
        PowerBook6,5  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.25 GB 1.25 GB
        iBook G4 14-inch Late 2003
        PowerBook6,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 1.25 GB
        iBook G4 12.1-inch Late 2003
        PowerBook6,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 1.25 GB
        Back to Top
        Power Mac G4
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Power Mac G4 MDD Mid 2003
        PowerMac3,6  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 FW800 Early 2003
        PowerMac3,6  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 MDD Mid 2002
        PowerMac3,6  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 QuickSilver Early 2002
        PowerMac3,5  -  3 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Mac G4 QuickSilver Mid 2001
        PowerMac3,5  -  3 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Mac G4 Digital Audio Early 2001
        PowerMac3,4  -  3 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Mac G4 Gigabit Ethernet Mid 2000
        PowerMac3,3  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 Sawtooth Late 1999
        PowerMac3,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 Yikes Late 1999
        PowerMac1,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Mac G4 Sawtooth Mid 1999
        PowerMac3,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        2.0 GB 2.0 GB
        Power Mac G4 Yikes Mid 1999
        PowerMac1,2  -  4 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        iMac G4
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iMac G4 20-inch Late 2003
        PowerMac6,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        iMac G4 17-inch Late 2003
        PowerMac6,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        iMac G4 15-inch Late 2003
        PowerMac6,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        iMac G4 17-inch Early 2003
        PowerMac6,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 2.0 GB
        iMac G4 15-inch Early 2003
        PowerMac4,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        iMac G4 17-inch Mid 2002
        PowerMac4,5  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        iMac G4 15-inch Early 2002
        PowerMac4,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        Power Mac G4 Cube
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Power Mac G4 Cube Mid 2000
        PowerMac5,1  -  3 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Back to Top
        iBook G3
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iBook G3 14-inch Early 2003
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Early 2003
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 14-inch Late 2002
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Late 2002
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 14-inch Mid 2002
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Mid 2002
        PowerBook4,3  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 14-inch Early 2002
        PowerBook4,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Late 2001
        PowerBook4,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Mid 2001
        PowerBook4,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        640 MB 640 MB
        iBook G3 12.1-inch Late 2000
        PowerBook2,2  -  1 slots
        Upgradable
        Yes - Shop Memory
        320 MB 576 MB
        iBook G3 12.1-inch Early 2000
        PowerBook2,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        320 MB 544 MB
        iBook G3 12.1-inch Mid 1999
        PowerBook2,1  -  1 slots
        Upgradable
        Yes - Shop Memory
        320 MB 544 MB
        Back to Top
        iMac G3
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        iMac G3 13.8-inch Mid 2001
        PowerMac4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        iMac G3 13.8-inch Early 2001
        PowerMac4,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        iMac G3 13.8-inch Mid 2000
        PowerMac2,2  -  2 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        iMac G3 13.8-inch Late 1999
        PowerMac2,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        512 MB 1.0 GB
        iMac G3 13.8-inch Early 1999
        iMac,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        128 MB 512 MB
        iMac G3 13.8-inch Mid 1998
        iMac,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        128 MB 512 MB
        Back to Top
        PowerBook G3
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        PowerBook G3 Pismo Early 2000
        PowerBook3,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        512 MB 1.0 GB
        PowerBook G3 Lombard Mid 1999
        PowerBook1,1  -  2 slots
        Upgradable
        Yes - Shop Memory
        384 MB 512 MB
        PowerBook G3 PDQ Late 1998
        406  -  2 slots
        Upgradable
        Yes - Shop Memory
        192 MB 512 MB
        PowerBook G3 Wallstreet Mid 1998
        314  -  2 slots
        Upgradable
        Yes - Shop Memory
        384 MB 512 MB
        PowerBook G3 Kanga Late 1997
        313  -  1 slots
        Upgradable
        Yes - Shop Memory
        160 MB 160 MB
        Back to Top
        Power Mac G3
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Power Mac G3 Blue & White Mid 1999
        PowerMac1,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Mac G3 Blue & White Early 1999
        PowerMac1,1  -  4 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Mac G3 Minitower Mid 1998
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        384 MB 768 MB
        Power Mac G3 All in One Early 1998
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        384 MB 768 MB
        Power Mac G3 Desktop Early 1998
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        192 MB 768 MB
        Power Mac G3 Minitower Early 1998
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        384 MB 768 MB
        Power Mac G3 Desktop Late 1997
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        192 MB 768 MB
        Power Mac G3 Minitower Late 1997
        510  -  3 slots
        Upgradable
        Yes - Shop Memory
        384 MB 768 MB
        Back to Top
        PowerBook
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        PowerBook 2400c Mid 1997
        307  -  1 slots
        Upgradable
        Yes - Shop Memory
        112 MB 112 MB
        PowerBook 1400c Mid 1997
        311  -  1 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        PowerBook 3400c Early 1997
        306  -  1 slots
        Upgradable
        Yes - Shop Memory
        114 MB 114 MB
        PowerBook 5300 Mid 1995
        128  -  1 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        PowerBook 190 Mid 1995
        122  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        PowerBook 520 Mid 1994
        72  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        PowerBook 540 Mid 1994
        72  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        PowerBook 150 Mid 1994
        115  -  1 slots
        Upgradable
        Yes - Shop Memory
        40 MB 40 MB
        PowerBook 165 Mid 1993
        84  -  1 slots
        Upgradable
        Yes - Shop Memory
        14 MB 14 MB
        PowerBook 180 Late 1992
        33  -  1 slots
        Upgradable
        Yes - Shop Memory
        14 MB 14 MB
        PowerBook 160 Late 1992
        34  -  1 slots
        Upgradable
        Yes - Shop Memory
        14 MB 14 MB
        PowerBook 145 Late 1992
        54  -  1 slots
        Upgradable
        Yes - Shop Memory
        8 MB 8 MB
        PowerBook 140 Late 1992
        25  -  1 slots
        Upgradable
        Yes - Shop Memory
        8 MB 8 MB
        PowerBook 170 Late 1991
        21  -  1 slots
        Upgradable
        Yes - Shop Memory
        8 MB 8 MB
        PowerBook 100 Late 1991
        24  -  1 slots
        Upgradable
        Yes - Shop Memory
        8 MB 8 MB
        Back to Top
        Power Macintosh
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        20th Anniversary Mac Early 1997
        512
        128 MB 128 MB
        Power Macintosh 9600 Early 1997
        67  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Macintosh 8600 Early 1997
        69  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 7300 Early 1997
        109  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 7220 Early 1997
        515  -  3 slots
        Upgradable
        Yes - Shop Memory
        160 MB 160 MB
        Power Macintosh 6500 Early 1997
        513  -  2 slots
        Upgradable
        Yes - Shop Memory
        128 MB 128 MB
        Power Macintosh 5500 Early 1997
        512
        128 MB 128 MB
        Power Macintosh 5400 Early 1997
        74
        136 MB 136 MB
        Power Macintosh 4400 Early 1997
        515  -  3 slots
        Upgradable
        Yes - Shop Memory
        160 MB 160 MB
        Power Macintosh 6400 Late 1996
        58  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Power Macintosh 8515 Early 1996
        69  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 7600 Early 1996
        68  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 9515 Late 1995
        67  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Macintosh 9500 Mid 1995
        67  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        Power Macintosh 8500 Mid 1995
        69  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 7500 Mid 1995
        68  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Power Macintosh 7200 Mid 1995
        108  -  4 slots
        Upgradable
        Yes - Shop Memory
        512 MB 512 MB
        Power Macintosh 6200 Mid 1995
        42  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Power Macintosh 5200 Early 1995
        41  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Power Macintosh 8100 Early 1994
        65  -  8 slots
        Upgradable
        Yes - Shop Memory
        264 MB 264 MB
        Power Macintosh 7100 Early 1994
        112  -  4 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Power Macintosh 6100 Early 1994
        75  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Back to Top
        WorkGroup Sever
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        WorkGroup Sever 9650 Early 1997
        67  -  12 slots
        Upgradable
        Yes - Shop Memory
        1.5 GB 1.5 GB
        WorkGroup Sever 9150 Early 1997
        39  -  8 slots
        Upgradable
        Yes - Shop Memory
        264 MB 264 MB
        WorkGroup Sever 7350 Early 1997
        109  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        WorkGroup Sever 8550 Early 1996
        69  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        WorkGroup Sever 8150 Early 1994
        65  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        WorkGroup Sever 6150 Early 1994
        75  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Back to Top
        Performa
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Apple Performa 6360 Late 1996
        58  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Apple Performa 6400 Mid 1996
        58  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Apple Performa 6300CD Early 1996
        42  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Apple Performa 5400CD Early 1996
        74  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Apple Performa 5300CD Late 1995
        41  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Apple Performa 6200CD Mid 1995
        42  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Apple Performa 5200CD Mid 1995
        41  -  2 slots
        Upgradable
        Yes - Shop Memory
        64 MB 64 MB
        Apple Performa 6110CD Late 1994
        75  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Apple Performa 630 Mid 1994
        98  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Performa 577 Early 1994
        92  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Performa 575 Early 1994
        92  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Performa 550 Late 1993
        80  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Performa 476 Late 1993
        89  -  1 slots
        Upgradable
        Yes - Shop Memory
        132 MB 132 MB
        Apple Performa 475 Late 1993
        89  -  1 slots
        Upgradable
        Yes - Shop Memory
        132 MB 132 MB
        Apple Performa 520 Mid 1993
        56  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Performa 600 Late 1992
        45  -  4 slots
        Upgradable
        Yes - Shop Memory
        68 MB 68 MB
        Apple Performa 400 Late 1992
        37  -  2 slots
        Upgradable
        Yes - Shop Memory
        10 MB 10 MB
        Back to Top
        Network Server
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Network Server 700 Early 1996
        N/A  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Network Server 500 Early 1996
        N/A  -  8 slots
        Upgradable
        Yes - Shop Memory
        1.0 GB 1.0 GB
        Back to Top
        PowerBook Duo
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        PowerBook Duo 2300c Mid 1995
        118  -  1 slots
        Upgradable
        Yes - Shop Memory
        56 MB 56 MB
        PowerBook Duo 280 Mid 1994
        102  -  1 slots
        Upgradable
        Yes - Shop Memory
        40 MB 40 MB
        PowerBook Duo 270c Late 1993
        77  -  1 slots
        Upgradable
        Yes - Shop Memory
        28 MB 28 MB
        PowerBook Duo 250 Late 1993
        38  -  1 slots
        Upgradable
        Yes - Shop Memory
        28 MB 28 MB
        PowerBook Duo 230 Late 1992
        32  -  1 slots
        Upgradable
        Yes - Shop Memory
        28 MB 28 MB
        PowerBook Duo 210 Late 1992
        29  -  1 slots
        Upgradable
        Yes - Shop Memory
        28 MB 28 MB
        Back to Top
        Quadra
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Quadra 630 Mid 1994
        98  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Quadra 650 Late 1993
        36  -  4 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Quadra 610 Late 1993
        53  -  2 slots
        Upgradable
        Yes - Shop Memory
        68 MB 68 MB
        Quadra 605 Late 1993
        94  -  1 slots
        Upgradable
        Yes - Shop Memory
        132 MB 132 MB
        Quadra 800 Early 1993
        35  -  4 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Quadra 950 Mid 1992
        26  -  16 slots
        Upgradable
        Yes - Shop Memory
        256 MB 256 MB
        Quadra 900 Late 1991
        78  -  16 slots
        Upgradable
        Yes - Shop Memory
        256 MB 256 MB
        Quadra 700 Late 1991
        22  -  4 slots
        Upgradable
        Yes - Shop Memory
        68 MB 68 MB
        Back to Top
        Other Macs
        Mac Model Upgradable RAM? Factory
        Supported
        OWC MaxRAM
        Apple LC 550 Early 1994
        80  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple MacTV Late 1993
        88  -  1 slots
        Upgradable
        Yes - Shop Memory
        8 MB 8 MB
        Apple LC III Plus Late 1993
        62  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple LC 475 Late 1993
        89  -  1 slots
        Upgradable
        Yes - Shop Memory
        72 MB 72 MB
        Apple LC 520 Mid 1993
        56  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple LC III Early 1993
        27  -  1 slots
        Upgradable
        Yes - Shop Memory
        36 MB 36 MB
        Apple Centris 650 Early 1993
        30  -  2 slots
        Upgradable
        Yes - Shop Memory
        136 MB 136 MB
        Apple Centris 610 Early 1993
        52  -  2 slots
        Upgradable
        Yes - Shop Memory
        68 MB 68 MB
        Apple Mac Iivx Late 1992
        48  -  4 slots
        Upgradable
        Yes - Shop Memory
        68 MB 68 MB
        Apple LC II Early 1992
        37  -  2 slots
        Upgradable
        Yes - Shop Memory
        10 MB 10 MB
        Apple Classic Late 1990
        17
        4 MB 4 MB
        Apple LC Late 1990
        19  -  2 slots
        Upgradable
        Yes - Shop Memory
        10 MB 10 MB
        Apple Mac Iisi Late 1990
        18  -  8 slots
        Upgradable
        Yes - Shop Memory
        128 MB 128 MB
        Apple Mac Iifx Early 1990
        13
        128 MB 128 MB
        Apple Mac Iici Late 1989
        11  -  8 slots
        Upgradable
        Yes - Shop Memory
        128 MB 128 MB
        Apple Mac Iicx Early 1989
        8  -  4 slots
        Upgradable
        Yes - Shop Memory
        65 MB 65 MB
        Apple Mac Iix Late 1988
        7  -  8 slots
        Upgradable
        Yes - Shop Memory
        128 MB 128 MB
        Apple Mac II Early 1987
        6  -  8 slots
        Upgradable
        Yes - Shop Memory
        128 MB 128 MB


        1. Current Mac OS X versions are unable to utilize more then 96GB RAM due to an operating system limitation. 128GB can be fully utilized by a 2009-2010 Mac Pro if running Boot Camp with 64-bit versions of Windows XP and later as well as with 64-bit versions of Linux.
        2. Although limited to physically utilizing a maximum of 3GB, there is a performance benefit due to 128 Bit addressing when 4GB (2GB x 2 Matched set) is installed.
        OWC Memory
        Fast, High-Quality Memory Upgrades for your Apple Computer. Fully tested and Apple Qualified to ensure a lifetime of trouble-free operation.
        OWC Memory
        OWC Memory Warranty
        OWC is very pleased to offer our customers a Lifetime Advance Replacement Warranty and 30 Day Money Back Guarantee on our standard OWC branded memory upgrade offerings.

        OWC certifies and tests ALL OWC memory to ensure that it meets or exceeds the specifications for those systems a module is listed as being compatible with!
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        A rebate from OWC on your old memory module helps make upgrading to higher capacity chips even easier!
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        MaxRAM is a trademark of New Concepts Development Corporation, registered in the U.S. Patent and Trademark Office. Apple, eMac, iBook, iMac, iPhone, iPod, iTunes, Mac, Mac Pro, MacBook, MacBook Pro, Macintosh, Power Mac, PowerBook, OS X, and SuperDrive are trademarks of Apple Inc., registered in the U.S. and other countries. Other marks may be the trademark or registered trademark property of their owners.
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