EVGA GeForce GTX470 1280 MB DDR5 PCI-Express 2.0 Graphics Card 012-P3-1470-AR Windows XP, Vista and Windows7 support 3348 MHz memory clock and 1215 MHz shader clock PCI Express 2.0 GeForce GTX 470 with 607 MHz core clock 1280 MB 320-bit 2.5ns GDDR5 memory GeForce GTX 470 with 607 MHz core clock PCI Express 2.0 1280 MB 320-bit 2.5ns GDDR5 memory 3348 MHz memory clock and 1215 MHz shader clock Windows XP, Vista and Windows7 support