2006 Apple 24" iMac A1200 Video Card nVidia GeForce 7600 GT 256MB 661-4180 (W24V | eBay
Amazon.com: Original Graphics Card for Apple iMac Early 2008 24-Inch A1225 Desktop Computer Core 2 Duo 2.8 MB325LL/A, ATI Radeon HD 2600 Pro GDDR3 256MB, GPU Upgrade Video Cards Replacement Spare Parts : Electronics