They officially support 8 GB of RAM, but OWC has determined that they actually support 16 GB of RAM regardless of the operating system installed, although only the "Early 2011" MacBook Pro models are capable of running a version of Mac OS X 10.6 "Snow Leopard."įinally, the "Mid-2012" non-Retina Display MacBook Pro models use faster still 1600 MHz PC3-12800 DDR3 SO-DIMMs and likewise officially support 8 GB of RAM, but actually can support as much as 16 GB of RAM. MacBook Pro (13.3-inch, Mid 2009) with 128GB SSD 4GB RAM / 128GB SSD / NVIDIA GeForce Dedicated Graphics Changed new battery in Mid 2016 (Cycle Count: 45) Condition: 9/10 Performance: Smooth as new laptop I may help to do upgrade on hardware/software if requested. The "Early 2011" and "Late 2011" MacBook Pro models use faster 1333 MHz PC3-10600 DDR3 SO-DIMMs. If running a version of Mac OS X 10.6 "Snow Leopard," these models only can use 8 GB of RAM. Specifically, as discovered by OWC, the 13-Inch "Mid-2010" MacBook Pro models (and only the 13-Inch models) - the MacBook Pro "Core 2 Duo" 2.4 13" Mid-2010 and "Core 2 Duo" 2.66 13" Mid-2010 identified by MacBookPro7,1 - can support up to 16 GB of RAM with dual 8 GB memory modules if they are running OS X 10.7.5 or higher, have been updated to use the latest EFI, and are equipped with proper specification memory modules. 661-5593 AirPort Extreme Card, 13inch 2.4-2.66GHz Macbook Pro Mid 2010 661-5593 49.00 25.00 : 922-9448 LVDS Cable Guide 13inch 2.4-2.66GHz Macbook Pro Mid 2010 A1278 922-9448 8.00 : 922-9449 Camera Cable Guide 13inch 2.4-2.66GHz Macbook Pro Mid 2010 922-9449 8.00 : 922-9447 Bottom Case 13inch 2.4-2.66GHz Macbook Pro Mid 2010 -New 922-9447. The "Mid-2009" and "Mid-2010" MacBook Pro models support 1066 MHz PC3-8500 DDR3 SO-DIMMs and officially and unofficially support a maximum of 8 GB of RAM with one odd exception. The 8Gb limit seems to be an Apple supported limit, but many people happily report getting 16Gb working fine - see the memory section in the link as well as this page for details. To pick a random 13" MBP, such as this one from mid 2012: