2 x 2GB (4.0GB), 1333MHZ, DDR3 SO-DIMM, PC3-10600, 204 Pin, 1.5V, 128Meg x 8, Non ECC, Dual Rank, Non Parity, Memory Upgrade Kit Memory Upgrade Module Compatible with Mac
Memory Upgrade Module Compatible With 2011 MacBook Pro, Mid 2010/2011 21.5 inch & 27 inch iMac Models, 2011 Mac mini and PC Laptops
Compatible with iMac Models: Mid 2011 27 inch iMac (Model ID: iMac12,2); Mid 2010 27-inch iMac (Model ID: iMac11,3); Late 2011 21.5-inch (iMac Model ID: iMac12,1); Mid 2011 21.5-inch iMac (Model ID: iMac12,1); and Mid 2010 21.5-inch iMac (Model ID: iMac11,2)
Compatible with Mac mini: Mid 2011 Model ID: Macmini5,1 & Macmini5,2 and Mid 2011 Server Model ID: Macmini5,3
Compatible with MacBook Pro: 13inch, 15inch, 17inch 2011 Models: MacBookPro8,3 MacBookPro8,2 MacBookPro8,1
