GPUBoss Review Our evaluation of 7870 vs 6870 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

6.1

Overall Score

Winner
AMD Radeon HD 7870 

GPUBoss recommends the AMD Radeon HD 7870  based on its benchmarks and compute performance.

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VS

Differences What are the advantages of each

Front view of Radeon HD 7870

Reasons to consider the
AMD Radeon HD 7870

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Much better 3DMark06 score 23,230 vs 4,218 More than 5.5x better 3DMark06 score
Better PassMark score 4,339 vs 2,594 More than 65% better PassMark score
Better 3DMark vantage graphics score 23,592 vs 16,393 Around 45% better 3DMark vantage graphics score
More memory 2,048 MB vs 1,024 MB 2x more memory
Higher effective memory clock speed 4,800 MHz vs 4,200 MHz Around 15% higher effective memory clock speed
Slightly higher clock speed 1,000 MHz vs 930 MHz Around 10% higher clock speed
Higher memory bandwidth 153.6 GB/s vs 134.4 GB/s Around 15% higher memory bandwidth
Higher texture rate 80 GTexel/s vs 52.08 GTexel/s Around 55% higher texture rate
Better fire strike factor score 50.19 vs 31.41 Around 60% better fire strike factor score
Slightly better floating-point performance 2,560 GFLOPS vs 2,083 GFLOPS Around 25% better floating-point performance
More texture mapping units 80 vs 56 24 more texture mapping units
Better PassMark direct compute score 2,360 vs 1,156 More than 2x better PassMark direct compute score
More compute units 20 vs 14 6 more compute units
Higher memory clock speed 1,200 MHz vs 1,050 MHz Around 15% higher memory clock speed
Better particle simulation score 292.57 mInteraction/s vs 186.69 mInteraction/s More than 55% better particle simulation score
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 6,194 More than 3.8x better 3DMark 11 graphics score
Higher battlefield 3 framerate 45 vs 38.6 More than 15% higher battlefield 3 framerate
Lower TDP 151W vs 175W Around 15% lower TDP

Benchmarks Real world tests of Radeon HD 7870 vs 6870

Bitcoin mining Data courtesy CompuBench

Radeon HD 7870
294.21 mHash/s
Radeon HD 6870
184.53 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 7870
55.45 mPixels/s
Radeon HD 6870
16.41 mPixels/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 7870
3,352.76
Radeon HD 6870
3,356.74

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 7870
3,714.8
Radeon HD 6870
3,716.04

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Battlefield 3

Crysis 2

Reviews Word on the street

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