EVGA 512-P3-N841-TR e-GeForce 8800 GTS 512 MB DDR3 PCI-E 2.0 Graphics Card PCI-E 2.0 e-GeForce 8800 GTS with 650 MHz core clock 512 MB 256-Bit DDR3 memory 1940 MHz memory clock with 1625 MHz shader clock Full DirectX 10 and Open GL 3.0 Support