Asus nVidia GeForce GTX460 1 GB DDR5 2DVI/HDMI PCI-Express Video Card, ENGTX460 DC TOP/2DI/1GD5/V2 Chipset: GeForce GTX460 Engine Clock: 775 MHz Video Memory: 1GB DDR5 Memory Clock: 4000 MHz Memory Interface: 256-bit Bus: PCI-Express 2.0 x16 RAMDAC: 400 MHz Max. Resolution: 2560 x 1600 Connectors: Dual DVI; HDMI Thermal: Fansink Support Microsoft Windows 7 Support nVidia SLI Technology Support nVidia 3D Vision Technology Support nVidia PhysX Technology Support nVidia CUDA Technology Support Microsoft DirectX 11