Apple 27 inch iMac A1312 2011 Graphics Card Nvidia GTX 675MX with 4GB RAM
Nvidia GTX 675MX video card with 4GB RAM. for Apple iMac 12,2 27" A1312 Mid 2011 model only. (Apple part numbers 661-5968 or 661-5969). Heat-sink mounting kit included – modified X bracket and thermal pads applied.