Apple Computer , iMac 21.5-inch 2.5/2.7 GHz Core i5 (i5-2400S, i5-2500S), iMac 21.5-inch 2.8 GHz Core i7 (i7-2600S), iMac 27-inch 2.7 /3.1 GHz (i5-2500S, i5-2400), iMac 27-inch 3.4 GHz Core i7 (i7-2600), Order Number, MC309LL/A, MC812LL/A, MC813LL/A, MC814LL/A, MD063LL/A, BTO/CTO, Model Number, A1311, A1312, Part Name, Memory 2GB DDR3 1333MHz, Manufacture Part Number, N/A, EMC Number, EMC 2428, EMC 2429, EEE Code, N/A, Compatible Apple Computer, iMac (21.5-inch, Mid 2011), iMac (27-inch, Mid 2011), , Order you product here: 661-5938 Memory 2GB DDR3 for iMac 21.5 & 27 inch Mid 2011 A1311 A1312 MC309LL/A, MC812LL/A, MC813LL/A, MC814LL/A, MD063LL/A, BTO/CTO, 661-5938
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