AMD

iMac 27" A1312 ATi Radeon HD 5670 512MB Graphics Video Card 661-5579 MID 2010

Apple iMac 21.5" A1311 Mid-2011 ATI Radeon HD 6750m Graphics Video Card

Apple A1224 iMac 20" ATi Radeon HD 2600 Pro Graphics/Video Card 2007/2008 GPU

Apple iMac 21.5" A1311 ATI Radeon HD 4670 Graphics Video Card Late 2009 HD4670

Apple iMac 24" A1225 ATI Radeon HD 2600 Pro 256mb Graphics/Video Card