AMD Radeon HD 6870 vs ATI HD 5850
Comparison of Radeon HD 6870 and Radeon HD 5850 architecture, market type and release date.
Radeon HD 6870 and Radeon HD 5850's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 6870 and Radeon HD 5850's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Texture fill rate
50.4 GTexel / s
52.2 GTexel / s
Compatibility, dimensions and requirements
Information on Radeon HD 6870 and Radeon HD 5850 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
PCIe 2.0 x16
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
Parameters of memory installed on Radeon HD 6870 and Radeon HD 5850: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Maximum RAM amount
Memory bus width
Memory clock speed
134.4 GB / s
128.0 GB / s
Video outputs and ports
Types and number of video connectors present on Radeon HD 6870 and Radeon HD 5850.
2x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Technological solutions and APIs supported by Radeon HD 6870 and Radeon HD 5850. You'll probably need this information if you need some particular technology for your purposes.
APIs supported by Radeon HD 6870 and Radeon HD 5850, sometimes including their particular versions.
Non-gaming benchmarks performance of Radeon HD 6870 and Radeon HD 5850. Note that overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
HD 6870 5.62 +0.5%
ATI HD 5850 5.59
3DMark 11 Performance GPU
HD 6870 4218 +24%
ATI HD 5850 3401
3DMark Vantage Performance
HD 6870 17773 +34%
ATI HD 5850 13267
HD 6870 2137 +2.9%
ATI HD 5850 2076
Cryptocurrency mining performance of Radeon HD 6870 and Radeon HD 5850. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
Let's see how good Radeon HD 6870 and Radeon HD 5850 are for gaming. Particular gaming benchmark results are measured in FPS.
Advantages of AMD Radeon HD 6870
0.5% faster in synthetic tests
Much newer (22 October 2010 vs 30 September 2009)
Cheaper ($239 vs $299)
Higher memory bandwidth (134.4 vs 128 GB/s)
Advantages of ATI Radeon HD 5850
More pipelines (1440 vs 1120)
So, HD 6870 or HD 5850?
Technical City couldn't decide between AMD Radeon HD 6870 and ATI Radeon HD 5850. The differences in performance seem too small.
Should you still have questions on choice between Radeon HD 6870 and Radeon HD 5850, ask them in Comments section, and we shall answer.