ECS NGTS250-512MX-F GeForce GTS 250 512MB 256-bit DDR3 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card with blazing-fast RAMDACs support dual QXGA displays with ultra-high, ergonomic refresh rates-up to 2048x1536 @ 85Hz. NVIDIA GPUs are essential for accelerating the Windows Vista experience by offering an enriched 3D user interface, increased productivity, vibrant photos, smooth, high-definition videos, and realistic DirectX 10 games. GPU (Graphics Processing Unit) Powered by NVIDIA GeForce GTS250 GPUFully supports Microsoft Direct X 10.0Fully supports OpenGL 2.1PCI Express InterfaceSupports PCI Express 2.0 interfaceMemory512MB DDR3 SDRAM with 256-bit data busMemory type:16Mx32OutputDual DVI-I output (With HDCP Support)HDTV-output