Key Specifications/Special Features: - 128/256MB 128-bit DDR1 Memory - Powered by GeForce 6600 GPU - 3D Core Clock 300MHz - Revolutionary Superscalar Architecture - CineFX 3.0 Engine - NVIDIA PureVideo Technology - UltraShadow II Technology - 64-Bit Texture Filtering and Blending - Intellisample 3.0 Technology - Unified Driver Architecture (UDA) - nView Multi-Display Technology - Digital Vibrance Control 3.0 Technology - High-Definition MPEG-2 Hardware Acceleration - High-Quality Real-Time Video Recording - WMV-HD Hardware Acceleration - Advanced Spatial Temporal De-Interlacing - Vibrant Color Temperature Correction - Full-Speed 32-Bit Color Precision - OpenGL 2.0 Optimizations and Support - Dual 400MHz RAMDACs - Microsoft DirectX 9.0 Shader Model 3.0 Support - Integrated HDTV Encoder - AGP 8X