A-Tech 16GB (2 x 8GB) PC3-8500 DDR3 1066/1067 MHz RAM for MacBook (Mid 2010 13 inch), MacBook Pro (Mid 2010 13 inch), iMac (Late 2009 27 inch i5/i7), Mac Mini (Mid 2010) | 204-Pin SODIMM Memory Kit

• 16GB Kit ( 2x 8GB Modules ) | DDR3 1066MHz / 1067MHz ( PC3-8500 / PC3-8500S ) | DDR3 SO-DIMM ( 204-Pin ) | Non-ECC Unbuffered | 2Rx8 - ( Dual Rank x8 ) Compatible with MacBook (Mid 2010 13 inch) - Model ID: MacBook7,1 | Model #: A1342 | Part #: MC516LL/A | *Requires OS X 10.7.5 or newer and latest EFI update in order to use 8GB modules and run 16GB of total RAM Compatible with MacBook Pro (Mid 2010, 13 inch) - Model ID: MacBookPro7,1 | Model #: A1278 | Part #: MC374LL/A | *Requires OS X 10.7.5 or newer and latest EFI update in order to use 8GB modules and run 16GB of total RAM Compatible with iMac (Late 2009 27 inch) *Quad-Core i5/i7 Models Only* | Model ID: iMac11,1 | Model #: A1312 | Part #s: MB953LL/A, MC507LL/A | *Requires OS X 10.6.3 or newer, 64 bit mode, and latest EFI update in order to use 8GB modules and run 32GB of total system RAM* Compatible with Mac mini (Mid 2010) - Model ID: Macmini4,1 | Model #: A1347 | Part #s: MC270LL/A MC438LL/A | *Requires OS X 10.7.5 or newer and latest EFI update in order to use 8GB modules and run 16GB of total RAM