GIGABYTE nVidia GeForce GTX480 1536 MB DDR5 2DVI/Mini HDMI PCI-Express Video Card GV-N480D5-15I-B Chipset: GTX480 Engine Clock: 700 MHz Video Memory: 1536MB DDR5 Memory Interface: 384-bit Bus: PCI-Express 2.0 x16 RAMDAC: 400 MHz Stream Processors: 480 Max. Resolution: 2560 x 1600 Connectors: Dual DVI, Mini HDMI Thermal: Fansink Support Microsoft Windows 7 Support nVidia PhysX Technology Support nVidia CUDA Technology Support nVidia 3D Vision Surround Ready