GPUBoss Review Our evaluation of 6870 vs 5870 among Desktop GPUs

Gaming

Battlefield 3, Battlefield 4, Bioshock Infinite and 21 more

Graphics

T-Rex, Manhattan, Cloud Gate Factor, Sky Diver Factor and 1 more

Computing

Face Detection, Ocean Surface Simulation and 3 more

Performance per Watt

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 more

Value

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 more

Noise and Power

TDP, Idle Power Consumption, Load Power Consumption and 2 more

6.9

Overall Score

Winner
PowerColor Radeon HD 5870 

GPUBoss recommends the PowerColor Radeon HD 5870  based on its compute performance.

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VS

Differences What are the advantages of each

Front view of Radeon HD 6870

Reasons to consider the
MSI Radeon HD 6870

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Much better 3DMark 11 graphics score 23,860 vs 4,390 Around 5.5x better 3DMark 11 graphics score
Lower TDP 151W vs 188W Around 20% lower TDP
Front view of Radeon HD 5870

Reasons to consider the
PowerColor Radeon HD 5870

Report a correction
Much better 3DMark06 score 14,380 vs 4,218 Around 3.5x better 3DMark06 score
Better 3DMark vantage graphics score 20,160 vs 16,393 Around 25% better 3DMark vantage graphics score
Higher memory bandwidth 160 GB/s vs 134.4 GB/s Around 20% higher memory bandwidth
Higher effective memory clock speed 5,000 MHz vs 4,200 MHz Around 20% higher effective memory clock speed
Better floating-point performance 2,800 GFLOPS vs 2,083.2 GFLOPS Around 35% better floating-point performance
More shading units 1,600 vs 1,120 480 more shading units
More texture mapping units 80 vs 56 24 more texture mapping units
More compute units 20 vs 14 6 more compute units
Higher memory clock speed 1,250 MHz vs 1,050 MHz Around 20% higher memory clock speed

Benchmarks Real world tests of Radeon HD 6870 vs 5870

Bitcoin mining Data courtesy CompuBench

Radeon HD 6870
212.73 mHash/s
Radeon HD 5870
244.11 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 6870
14.5 mPixels/s
Radeon HD 5870
17.17 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 6870
1,124.88 frames/s
Radeon HD 5870
1,340.69 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 6870
3,357.98
Radeon HD 5870
3,354.97

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 6870
3,716.5
Radeon HD 5870
3,712.06

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

Reviews Word on the street

Radeon HD 6870  vs 5870 

9.2
8.8
Thanks to the higher clocks out of the box it has a 3% performance advantage over reference design HD 6870's which is decent but not spectacular.
Radeon HD 6870

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