SAPPHIRE RADEON HD 4850 X2
"Sapphire Radeon HD 4850 X2 review which also features Gainward Radeon HD 4870. Sapphire Radeon HD 4850 X2 has 18% lower clock speed, 45% lower memory speed and is 18% more expensive than Gainward Radeon HD 4870. Sapphire Radeon HD 4850 X2 is the little brother of the more expensive and powerful ATI Radeon HD 4870 X2."
"Designed by Sapphire, the new Sapphire Radeon HD 4850 X2 comprises two complete HD 4850 graphics systems on a single PCI-Express card connected by an on-board PCI Express Gen 2 bridge chip. Each GPU has 800 stream process units and a 256-bit memory interface driving 1GB of GDDR3 memory, making a total of 2GB on-board memory. Four Dual Link DVI outputs are provided as well as TV-Out. This provides a choice of Multi-monitor operation or CrossFire mode in which 3D applications such as games use both on-board GPU's together to deliver a single accelerated output on the Primary display with industry leading levels of performance."
2.0 Teraflops of compute power - "This is the most powerful graphics card available today with nearly two billion transistors and 1600 stream processors."
Extreme DirectX 10.1 performance - "Play today while preparing for tomorrow with state-of-the-art DirectX 10.1 graphics capabilities."
Unparalleled Anti-Aliasing & Anisotropic Filtering - "High performance anisotropic filtering and 24x custom filter anti-aliasing (CFAA) smooth jagged edges and create true-to-life graphics, for everything from grass to facial features."
Superior Scalability with dual mode ATI CrossFireX™ Technology - "ATI CrossFireX™ technology with quad GPU support in dual mode offers superior scalability so you can take your game to new heights."
Go Beyond HD Video - "Add an ATI Radeon HD 4870 Series GPU to your PC and watch the latest Blu-ray and HD movies play with incredible fidelity –upscale to nearly twice the display resolution of HD content.* Take full advantage of Blu-ray functionality with dual-stream, picture in picture (PIP) capabilities. Sophisticated new features within ATI Avivo™ HD technology provide a truly responsive experience. Support for the latest audio visual interconnects ensures you can take advantage of the latest technology."
Unified Video Decoder 2 - "Unified Video Decoder 2 frees up your CPU for other tasks so you get The Ultimate Visual Experience™ for even the most processing-intensive content, including VC-1, H.264 and now MPEG-2. Also, take full advantage of Blu-ray functionality with dual-stream, picture in picture (PIP) capabilities."
On-chip HDCP - "On-chip HDCP (High-Bandwidth Digital Content Protection) makes life easier by allowing you to playback HDCP protected content."
HDMI - "Enjoy the latest audio technologies using HDMI with 7.1 digital surround sound support. Also, xvYCC support allows the user to enjoy a wider range of color when connected to a capable HDTV."
Energy Efficient Manufacturing Process - "Second generation 55nm chip uses the industry's most energy efficient manufacturing process."
Best Performance Per Watt - "Sapphire Radeon HD 4850 X2 graphics cards deliver up to 2x the performance per watt of the previous generation."
SAPPHIRE RADEON HD 4850 X2