Product Features Powered by the GeForce 9400 GT graphics processing unit (GPU) With a texture fill rate of 4.4 billion per second for high-quality graphics power. 1GB DDR2 memory With 12.8GB/sec. of memory bandwidth to provide the memory needed for visual realism. PCI Express x16 interface Along with a core clock speed of 550MHz and dual 400MHz RAMDACs for high-speed processing. 2560 x 1600 at 60Hz maximum digital resolution, 32-bit color For ultrarealistic gaming experiences. Compatible with HD DVD and Blu-ray Disc formats To ensure high-definition compatibility. DirectX 10 and OpenGL 2.1-compatible GPU and powerful unified architecture For enhanced gameplay. NVIDIA Forceware Provides enhanced performance and speed, stunning visual quality and unified driver architecture (UDA) to ensure forward and backward compatibility with hardware and software. Shader Model 4.0 support Ensures compatibility with current and future gaming titles. Dual-link DVI-I connectors With VGA, TV and HDTV outputs for easy connectivity. HDCP-enabled HDMI capable with adapter kit (not included).