2GB Graphics Video Card Replacement for Apple iMac Mid-2011 27 Inch A1312 Core i7 3.4 MD063LL/A MD063 Desktop PC Computer, ATI Radeon HD 6970 GDDR5 2 GB, New GPU Upgrade Repair Parts : Electronics
GPU Video Heatsink 730-0629-A 593-1377 iMac 21 inch A1311 2011 with Sensor Original - used original spareparts for Macs