Amazon.com: Tarjeta gráfica de repuesto para Apple iMac Mid-2010 Core i5 A1312 27 pulgadas MC511LL/A MC511 PC de escritorio, ATI Mobility Radeon HD 5750 GDDR5 1 GB MXM VGA piezas de reparación
Amazon.com: Valley Of The Sun 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 Repair Parts :
How to Upgrade/Replace GPU Graphics Card on Mid-2011 21.5" iMac - YouTube
Tarjeta gráfica de 2 GB GPU de repuesto para iMac 27 pulgadas mediados de 2011 A1312
Amazon.com: Valley Of The Sun Graphics Video Card GPU Replacement for Apple iMac Mid-2010 A1311 Core i3 3.06 MC508LL/A MC508 21.5 Inch Desktop Computer, ATI Radeon HD 4670 GDDR3 256MB, MXM VGA