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Sapphire HD4870 Review

ajmatson    -   July 23, 2008
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Specifications:

GPU
RV770
Fabrication Process
55nm
Graphics Clock
750 MHz
Memory Clock 900 MHz / 3600MHz effective
Memory Interface 256-bit
Memory Size
512MB
Memory Type
GDDR5
RAMDACs
400 MHz
Stream Processors
800
HDCP Support
Yes
HDMI Support
Yes (Using DVI-to-HDMI adaptor)
Connectors 2 x dual-link DVI-I 1 x S-Video Out
Bus Technology PCI Express 2.0
Form Factor Dual Slot Design
Power Connectors 2 x 6-pin

 

Features:

  • Enhanced 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.

  • DirectX 10.1
    Play today while preparing for tomorrow with state-of-the-art DirectX 10.1 graphics capabilities.

  • ATI CrossFireX™ Technology
    ATI CrossFireX™ technology with up to quad GPU support offers superior scalability so your system is ready to level up when you are.

  • PCI Express 2.0
    Support for PCI Express 2.0 will prepare you for bandwidth-hungry games and 3D applications.

  • Power to Spare
    This GPU has the brute processing power needed for physics, artificial intelligence, stream computing and ray tracing calculations.

  • 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.

  • ATI PowerPlay™ Technology
    ATI PowerPlay™ Technology delivers high performance when needed and conserves power when the demand on the graphics processor is low.

  • Energy Efficient Manufacturing Process
    Second generation 55nm chip uses the industry's most energy efficient manufacturing process.

 




  1. Introduction & Closer Look
  2. Closer Look (The Video Card)
  3. Closer Look (Drivers & Programs)
  4. Closer Look (Catalyst Control Center)
  5. Specifications & Features
  6. Testing: Setup & Overclocking
  7. Testing: Crysis
  8. Testing: Knights of the Sea
  9. Testing: Bioshock
  10. Testing: Call of Duty 4
  11. Testing: World In Conflict
  12. Testing: Call of Juarez
  13. Testing: Company of Heroes Opposing Fronts
  14. Testing: 3DMark06
  15. Extras
  16. Conclusion
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