EVGA 01G-P3-1182-AR GeForce GTX285 FTW Edition with EVGA Backplate 1024 MB DDR3 PCI-Express 2.0 Graphics Card GeForce GTX 285 FTW edition with 702 MHz clock PCI Express 2.0 1024 MB 512-bit .8ns GDDR3 memory 2646 MHz memory clock and 1584 MHz shader clock Open GL 3.0, Windows XP and Windows Vista support