Sapphire ATI HD4870X2 2GB PCIe 2.0 21137-00-40R

Believe it or not - the best just got better. For the first time ever, 2.4 teraFLOPS of graphics horse power, 1600 stream processors and 2 GB of GDDR5 memory have been combined to create the fastest and most powerful graphics card available today.
2 GB of GDDR5 memory 2 x 256-bit memory interface
2.4 teraFLOPS of GPU power
DirectX® 10.1 and PCI Express® 2.0 support
1600 stream processing units
24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering
Dual mode ATI CrossFireX™ multi-GPU support for highly scalable performance
Dynamic geometry acceleration
Game physics processing capability
ATI Avivo™ HD video and display technology*
Unified Video Decoder 2 (UVD 2) for Blu-ray™and HD Video
SAPPHIRE HD 4870 X2 2G GDDR5 PCI-E
Redefine HD Gaming
* 2.4 teraFLOPSof compute power
This is the most powerful graphics card available today with nearly two billion transistors and 1600 stream processors. 1
* 2GB GDDR5 Memory
With 2GB of GDDR5, the fastest and most advanced memory technology available today, the ATI Radeon HD 4870 X2 delivers almost two times the memory bandwidth of the previous generation.2
* Extreme DirectXR10.1 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.
1 As of August 12th, 2008, the ATI Radeon™ HD 4870 X2 is the fastest, most powerful graphics card based on the 3DMark Vantage v.101 extreme top score of 6920.
2 The ATI Radeon™ HD 4870 X2 with GDDR5 memory has memory bandwidth of 230GB/sec in comparison with the ATI Radeon™ HD 3870 X2 with GDDR3 memory with a memory bandwidth of 128GB/sec.
3 AMD’s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via AMD OverDrive™ software.
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 display 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.
* Upscale Beyond 1080p
Watch the hottest Blu-ray movies or other HD content at full 1080p display resolution and beyond.
* 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.
*Note: HD capable monitor required
** Note: Playing HDCP content requires additional HDCP ready components, including but not limited to an HDCP ready monitor, Blu-ray or HD DVD disc drive, multimedia application and computer operating system.
Break-through Efficiency
* Dynamic Power Management
The ATI Radeon™ HD 4870 X2 graphics cards feature ATI PowerPlay™ technology and provide the best of both worlds, delivering high performance when needed and conserving power when the demand on the graphics processor is low.1
* Energy Efficient Manufacturing Process
Second generation 55nm chip uses the industry's most energy efficient manufacturing process.
* Best Performance Per Watt
The ATI Radeon HD 4870 X2 graphics cards deliver up to 2x the performance per watt of the previous generation.2
1 ATI PowerPlay™ technology consists of numerous power saving features. Not all features may be available in all ATI Radeon HD 4800 Series graphics cards.
2 The ATI Radeon™ HD 4870 X2 delivers 8.8 GigaFLOPS per Watt, compared with the ATI Radeon HD 3870 X2 which delivers 4.8 GigaFLOPS per Watt.
System Requirements
–PCI ExpressR based PC is required with one X16 lane graphics slot available on the motherboard
–650 Watt or greater power supply with one 2x3-pin PCIeR power connector and one 2x4-pin PCIeR power connector is required (1K Watt with two 2x3-pin and two 2x4-pin connectors for ATI CrossFireX™ technology in dual mode)1
–Certified power supplies are recommended. Refer to http://ati.amd.com/certifiedPSUfor a list of Certified products
–Minimum 1GB of system memory
–Installation software requires CD-ROM drive
–DVD playback requires DVD drive
–Blu-ray™ / HD DVD playback requires Blu-ray / HD DVD drive
–For a complete ATI CrossFireX™ system, a second ATI Radeon™ HD 4870 X2 graphics card, an ATI CrossFireX Ready motherboard and one ATI CrossFireX Bridge Interconnect cable per graphics card (included) are required
Product Spec
# I/O Output: Dual DL-DVI-I+HDTV
# Core Clock: 750 MHz and Memory Clock: 900 MHz, 3.6Gbps
# Stream Processors: 2 x 800
# PCI Express 2.0 x16 bus interface
# 2x 1024MB /2x256bit GDDR5 memory interface
# Dual Slot Active Cooler
# HDMI compliant via dongle
# 7.1 Audio Channel Support
# Microsoft® DirectX® 10.1 support
# Shader Model 4.1 support