Apple AMD Radeon HD 6770M All-In-One Computers | Mercari
HD6770M HD 6770M M5950 216-0810001 DDR5 VGA Video Graphics Card GPU For Dell M4600 M4700 6700M CN-0P4R8T Working Perfectly - AliExpress
Apple iMac 27" A1312 Mid 2011 - Video Card AMD Radeon HD 6770M 512MB 661-5967 | Part Haven | Reviews on Judge.me
AMD Radeon HD 6770M Video Card 1 GB | HP 216-0810001 Not Apple Brand | eBay
Amazon.com: Valley Of The Sun Original Laptop Graphics Card GPU Replacement, for HP EliteBook 8540W 8560W 8560P 8570W Mobile Workstation, for AMD Radeon HD 6770M GDDR5 1GB, MXM VGA Video Board Repair
iMac 27" A1312 Mid 2011 Video Card AMD Radeon HD 6770M 512MB 730-0630-A 661-5967 | eBay
HP Pavilion dv6-6008eg - Notebookcheck.net External Reviews
Amazon.com: Original Graphics Video Card for Apple iMac 2011 Core i5 2.7 A1312 MC813LL/A MC813 27 Inch Desktop PC Computer AMD Radeon HD 6770M HD6770M GDDR5 512MB 109-C29557-00 Replacement Parts : Electronics