Amazon.com: Genuine Graphics Video Card for Apple iMac Late 2009 A1311 Core 2 Duo 3.06 21.5 Inch Desktop PC MB950LL/A MB950, AMD ATI Radeon HD 4670 GDDR3 256MB, MXM VGA Board GPU
Amazon.com: ATI Radeon HD 3450 256MB DDR2 PCI Express (PCI-E) DMS-59 Video Card w/TV-Out & DMS-59 to Dual DVI-I Cable : Electronics