Report: Some 2011 MacBook Pros with AMD GPUs experiencing hardware failures | Ars Technica
CES 2011: Nvidia GeForce 540M GPU
MacBook Pro graphics issues and their causes - IT-Tech Online
ASUS Introduces the All-New GT 440 Graphics Card with Super Alloy Power Technology - PC Perspective
ASUS MARS II Graphics Card Pictured | TechPowerUp
Macbook 2011 Radeon GPU Disable - Real Radeongate Solution.
GPU ATI 216-0810005 HD 6750M Graphic Video IC Chip for MacBook Pro 15" A1286 &
CES 2011: EVGA Shows off Upcoming Dual-GPU Video Card - Legit Reviews
AMD launches a dual-GPU, 350W monster card | Ars Technica
Some 2011 MacBook Pros Experiencing GPU Glitches, System Crashes - MacRumors
2011 iMac GPU Upgrade Now with Brightness and Boot menu - Absolutely Worth It! - YouTube
Macbook Pro GPU Repair | Mac Repair Specialists | IT-Tech Online
GIGABYTE Launches NVIDIA GeForce® GTX 1630 series Graphics Cards | News - GIGABYTE Global
Amazon.com: Valley Of The Sun New 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement :
SOLVED: What GPU's are compatible with iMac 27" 2011? - iMac Intel 27" EMC 2429 - iFixit