Amazon.com: Valley Of The Sun Original Graphics Video Card GPU Replacement for Apple iMac A1311 Mid-2011 Core i5 2.7 MC812LL/A MC812 21.5 Inch Desktop Computer, AMD Radeon HD 6770M GDDR5 512MB Repair
Amazon.com: Valley Of The Sun Original Graphics Video Card GPU Replacement for Apple iMac A1311 Mid-2011 Core i5 2.7 MC812LL/A MC812 21.5 Inch Desktop Computer, AMD Radeon HD 6770M GDDR5 512MB Repair
AMD Radeon HD 6770M Mac Edition Specs | TechPowerUp GPU Database
Amazon.com: Original for Dell Alienware M15X R1 R2 R3 Clevo W860CU Laptop AMD ATI Radeon 6770M HD6770M DDR5 1GB 1 GB MXM 3.0B Graphics Video Card Graphic Card VGA Board Replacement :
Amazon.com: Original for Dell Alienware M15X R1 R2 R3 Clevo W860CU Laptop AMD ATI Radeon 6770M HD6770M DDR5 1GB 1 GB MXM 3.0B Graphics Video Card Graphic Card VGA Board Replacement :
Ati HD6770m 6740:1002 | tonymacx86.com
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AMD/ATI Radeon HD 6770M wont show bios in GPU-Z and wont be recognized in win 10 | TechPowerUp Forums