Archive Home arrow Reviews: arrow Video Cards arrow AMD Radeon HD 6850 Barts Video Card

AMD Radeon HD 6850 Barts Video Card E-mail
Reviews - Featured Reviews: Video Cards
Written by Olin Coles   
Thursday, 21 October 2010
Table of Contents: Page Index
AMD Radeon HD 6850 Barts Video Card
Radeon HD 6850 Closer Look
Features and Specifications
Video Card Testing Methodology
DX10: 3DMark Vantage
DX10: Crysis Warhead
DX11: Aliens vs Predator
DX11: Battlefield Bad Company 2
DX11: BattleForge
DX9 SSAO: Mafia II
DX11: Metro 2033
DX11: Unigine Heaven 2.1
Overclocking and Temperatures
VGA Power Consumption
Radeon HD 6850 Conclusion

Radeon Features

  • Microsoft DirectX 11 Support
  • AMD Eyefinity Technology
  • AMD Accelerated Parallel Processing (APP) Technology Designed for DirectCompute 5.0 and OpenCL
  • Accelerate Video Transcoding
  • 40 nm Process Technology
  • Advanced GDDR5 Memory Technology
  • 3rd Generation TeraScale Engine
  • Microsoft Windows 7 Support
  • AMD CrossFireX Technology
  • Enhanced Anisotropic Filtering
  • Accelerated Video Transcoding
  • Display Flexibility, Supports DL-DVI, DP, HDMI and D-Sub
  • HDMI 1.4a support with Deep Color and 7.1 High Bitrate Audio
  • On chip HDCP Support
  • AMD CrossFireX multi-GPU support for highly scalable performance. (Use up to four discrete cards with an AMD 790FX based motherboard)
  • AMD Avivo HD Support
    • ATI Unified Video Decoder 3 (UVD3) for 3D Blu-ray and HD Video.
    • Accelerated Video Transcoding (AVT)
    • DVD Upscaling
    • Dynamic Contrast
    • Built-in HDMI with 7.1 surround sound support
    • Dynamic power management with ATI PowerPlay technology including memory clocks
    • Dolby TrueHD and DTSHD Master Audio Support

AMD Barts GPU Details

  • ATI Radeon HD 6850 has a size of 336 sq.mm, perf/sq.mm = 22.0
  • AMD Radeon HD 6870 has a size of 255 sq.mm, perf/sq.mm = 30.3

6850/6870 Specifications

Reference Design Attribute Radeon HD 5850 Radeon HD 5870 Radeon HD 6850 Radeon HD 6870

Process

40nm

40nm

40nm

40nm

Transistors

2.15B

2.15B

1.7B 1.7B

Engine Clock

725 MHz

850 MHz

775 MHz 900 MHz

Stream Processors

1440

1600

960 1120

Compute Performance

2.09 TFLOPS

2.72 TFLOPs

1.50 TFLOPs 2.00 TFLOPs

Texture Units

72

80

48 56

Texture Fillrate

52.2 GTexels/s

68.0 GTexel/s

37.2 GTexel/s 50.4 GTexel/s

ROPs

32

32

32 32

Pixel Fillrate

23.2 Gpixel/s

27.2 GPixel/s

24.8 GPixel/s

28.8 GPixel/s

Z/Stencil

92.8 GSamples/s

108.8 GSamples/s

99.2 GSamples/s 128.0 GSamples/s

Memory Type

GDDR5

GDDR5

GDDR5

GDDR5

Memory Clock

1000 MHz

1200 MHz

1000 MHz

1050 MHz

Memory Data Rate

4.0 Gbps

4.8 Gbps

4.0 Gbps

4.2 Gbps

Memory Bandwidth

128.0 GB/s

153.6 GB/s

128.0 GB/s

134.4 GB/s

Maximum Board Power

170W

188W

127W 151W

Idle Board Power

27W

27W

19W 19W



 

Add comment


Security code
Refresh

Search Benchmark Reviews
QNAP Network Attached Storage Servers

Follow Benchmark Reviews on FacebookReceive Tweets from Benchmark Reviews on Twitter