NVIDIA Kepler architecture pushes the limits in graphics processing capabilities, and also creates an extremely power-efficient GPU. Base clock: 1006 MHz/Boost clock: 1058 MHz HDCP capable Revolutionary DirectX 11.1 technology 2048MB/4096MB, 256-bit memory interface for Hi-Res /AA/AF gaming Support Dual Dual-Link DVI with awe-inspiring 2560x1600 resolution Microsoft DirectCompute Support for Windows 7 Smoothly playback H.264, MPEG-2, VC-1 and WMV videoincluding WMV HD model : LEADTEK LT-GTX680-4GBD5 tag : Video - Graphic Cards