Apple Computer , iMac 27-inch 2.7/3.1/3.4 GHz Core i5 (i5-2500S, i5-2400), iMac 27-inch 3.4 GHz Core i7 (i7-2600), Order Number, MC813LL/A, Model Number, A1312, Model Year, Mid 2011, Part Name, Video Card 512MB AMD Radeon HD 6770, Manufacture Part Number, , Compatible Apple Order Number, MC813LL/A, MC814LL/A, Compatible Apple Model Number, A1312, EMC Number, EMC 2429, EEE Code, DGJ4, DGJ5, Compatible Apple Computer, iMac (27-inch, Mid 2011), , Order you product here: 661-5967 Graphic Card 512MB AMD Radeon HD 6770 for iMac 27 inch Mid 2011 A1312 MC813LL/A, MC814LL/A, 661-5967
source http://info.applepartsellers.com/661-5967-graphic-card-512mb-amd-radeon-hd-6770-for-imac-27-inch-mid-2011-a1312-mc813ll-a-mc814ll-a
