Amazon.com: 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
2 GB Graphics Video Card GPU Upgrade Replacement for Apple iMac Mid-2011 A1312 27 Inch Core i7 3.4 i5 3.1 Desktop Computer, New AMD Radeon HD 6970M HD6970M 2GB MXM Board Repair Parts
Today picked up a $20 2011 iMac 27” with working gpu too! : r/mac
iMac 2011 GPU Upgrade
2011 iMac Graphics Card Upgrade | How to | Mac Expert Guide
Upgrading the graphics in our 2011 iMac (first attempt) - YouTube
Upgrading an iMac GPU for METAL Support! Late 2009 – Mid 2011 Models - YouTube
For Imac 27" A1312 Mid 2009 2010 2011 4850 6970m 109-c29657-10 Upgrade For Nvidia Gtx 870m 6gb Mxm Type-b Video Gpu Card - Laptop Frames - AliExpress
2GB Graphics Video Card HD6970M Replacement, for iMac Mid-2011 27 Inch A1312 Desktop PC Computer Core i5 MAC814LL/A MC814, AMD Mobility Radeon HD 6970M GPU Upgrade MXM Board Repair Parts
Need to repair this iMac 27" 2011, Please any suggestions? GPU Temperature is not even 50 C : r/mac
For iMac 21.5" A1311 Mid/Late 2011 6770 AMD upgrade Nvidia K610m 1GB Video Card | eBay
Apple Initiates Video Card Replacement Program for Radeon HD 6970M Equipped Mid-2011 27” iMacs
For iMac 27" A1312 Mid 2009 2010 2011 6970m 1GB 2GB 109-C29657-10 Upgrade For Nvidia GTX 765M DDR5 2GB MXM TYPE-B VIDEO GPU CARD - Newegg.com
Apple iMac 27" with a failed Graphics card is getting surgery today... - Jappel Tech - Home Theater, Savant, URC, Lutron Shades, Audio Video, Tech Support, Managed Services