Specifications:

• GeForce 9800 GX2 Chipset
• 1.0 GB 512-bit DDR3 Memory
• 600 MHz Clock rate
• 2.0 GHz Memory Clock
• 1500 MHz Shader Clock
• PCI-E 2.0 Interface
  
• Dual Link DVI - Supporting digital output up to 2560x1600
• HDMI Output
• Vista , RoHS , SLI ready , HDCP Ready
• 128-bit floating point High Dynamic-Range (HDR)
• Twice the precision of prior generations for incredibly realistic lighting effects—now with support for anti-aliasing.
• 16x Anti-aliasing
• Lightning fast, high-quality anti-aliasing at up to 16x sample rates obliterates jagged edges.
• Built for Microsoft® Windows Vista™
• NVIDIA’s fourth-generation GPU architecture built for Windows Vista gives users the best possible experience with the Windows Aero 3D graphical user interface.
• Dual 400MHz RAMDACs
• Blazing-fast RAMDACs support dual QXGA displays with ultra-high, ergonomic refresh rates--up to 2048x1536@85Hz.
• Dual DVI Support
• Able to drive the industry's largest and highest resolution flat-panel displays.
• Dual Link DVI
• Capable of supporting digital output for high resolution monitors (up to 2560x1600).
• Full Microsoft® DirectX® 10 Support
• World’s first DirectX 10 GPU with full Shader Model 4.0 support delivers unparalleled levels of graphics realism and film-quality effects.
• High-Definition H.264, MPEG-2 and WMV Hardware Acceleration2
• Smoothly playback H.264, MPEG-2, and WMV video—including WMV HD—with minimal CPU usage so the PC is free to do other work.
• High-Definition MPEG-2 Hardware Acceleration
• Smoothly playback all MPEG-2 video with minimal CPU usage so the PC is free to do other work. Battery life is extended when watching DVDs while running on battery. MPEG-2 is the standard format for DVDs, is accepted as a format for HD-DVD, and is also used for HD broadcast.
• High-Speed GDDR3 Memory Interface
• Support for the world's fastest GDDR3 memory delivers fluid frame rates for even the most advanced games and applications.
• Integrated HDTV Encoder
• Provides world-class TV-out functionality up to 1080i resolution.
• NVIDIA® ForceWare® Unified Driver Architecture (UDA)
• Delivers a proven record of compatibility, reliability, and stability with the widest range of games and applications. ForceWare provides the best out-of-box experience and delivers continuous performance and feature updates over the life of NVIDIA GeForce® GPUs.
• NVIDIA® Lumenex™ Engine
• Delivers stunning image quality and floating point accuracy at ultra-fast frame rates.
• NVIDIA® nView® Multi-Display Technology
• Advanced technology provides the ultimate in viewing flexibility and control for multiple monitors.
• NVIDIA® Quantum Effects™ Technology
• Advanced shader processors architected for physics computation enable a new level of physics effects to be simulated and rendered on the GPU—all while freeing the CPU to run the game engine and AI.
• NVIDIA® CineFX™ 4.0 Engine
• Delivers advanced visual effects at unimaginable speeds. Full support for Microsoft® DirectX® 9.0 Shader Model 3.0 enables stunning and complex special effects. Next-generation shader architecture with new texture unit design streamlines texture processing for faster and smoother gameplay.
• NVIDIA® ForceWare™ Unified Driver Architecture (UDA)
• Delivers a proven record of compatibility, reliability, and stability with the widest range of games and applications. ForceWare ensures the best out-of-box experience for every user and delivers continuous performance and feature updates over the life of NVIDIA GeForce GPUs. Includes full support for PCI Express and AGP.
• NVIDIA® Intellisample™ 4.0 Technology
• The industry's fastest antialiasing delivers ultra-realistic visuals, with no jagged edges, at lightning-fast speeds. Visual quality is taken to new heights through a new rotated grid sampling pattern, advanced 128 Tap sample coverage, 16x anisotropic filtering, and support for transparent supersampling and multisampling.
• NVIDIA® PureVideo™ Technology
• The combination of high-definition video processors and NVIDIA DVD decoder software delivers unprecedented picture clarity, smooth video, accurate color, and precise image scaling for all video content to turn your PC into a high-end home theater. (Feature requires supported video software.)
• NVIDIA® SLI™ Technology
• Delivers up to 2x the performance of a single GPU configuration for unparalleled gaming experiences by allowing two graphics cards to run in parallel. The must-have feature for performance PCI Express graphics, SLI dramatically scales performance on over 60 top PC games.
• NVIDIA® unified architecture with GigaThread™ technology
• Massively multi-threaded architecture supports thousands of independent, simultaneous threads, providing extreme processing efficiency in advanced, next generation shader programs.
• nView™ Multi-Display Technology
• The nView hardware and software technology combination delivers maximum flexibility for multi-display options, and provides unprecedented end-user control of the desktop experience.
• OpenGL™ 2.1 Optimizations and Support
• Ensures top-notch compatibility and performance for OpenGL applications.
• PCI Express™ Support
• Designed to run perfectly with the next-generation PCI Express bus architecture. This new bus doubles the bandwidth of AGP 8X delivering over 4 GB/sec. in both upstream and downstream data transfers.
• Unified Driver Architecture (UDA)
• Part of the NVIDIA Forceware Unified Software Environment (USE). The NVIDIA UDA guarantees forward and backward compatibility with software drivers. Simplifies upgrading to a new NVIDIA product because all NVIDIA products work with the same driver software.
• WMV-HD Hardware Acceleration
• Playback videos in Microsoft's Windows Media Video High Definition (WMV-HD) format without skipping frames or losing video detail. Accepted by the HD-DVD consortium as a new HD format, WMV-HD is now part of Windows XP to make it easy for users to edit and save their favorite videos.