GPUBoss Review Our evaluation of R9 280X vs 7870


Real world tests using the latest 3D games

battlefield 3 (2013)


Synthetic tests to measure overall performance

3DMark 11 Graphics, 3DMark Vantage Graphics and 3DMark06

Compute Performance

General computing tests executed on the GPU

Civilization 5 Texture Decomposition (2013)

Noise and Power

How loud and hot does the card run idle and under load


GPUBoss Score

Gaming, Benchmarks, Compute Performance and Noise and Power

Radeon R9 280X 

GPUBoss recommends the Radeon R9 280X  based on its gaming and compute performance.

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Differences What are the advantages of each

Front view of Radeon R9 280X

Reasons to consider the
Generic Radeon R9 280X

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Better 3DMark06 score 28,452 vs 23,230 More than 20% better 3DMark06 score
Better 3DMark 11 graphics score 10,792 vs 6,194 Around 75% better 3DMark 11 graphics score
Higher effective memory clock speed 6,000 MHz vs 4,800 MHz 25% higher effective memory clock speed
More memory 3,072 MB vs 2,048 MB 50% more memory
Better floating-point performance 3,482 GFLOPS vs 2,560 GFLOPS More than 35% better floating-point performance
More shading units 2,048 vs 1,280 768 more shading units
More texture mapping units 128 vs 80 48 more texture mapping units
Better ocean surface simulation score 1,433.46 frames/s vs 952.67 frames/s More than 50% better ocean surface simulation score
More compute units 32 vs 20 12 more compute units
Higher memory clock speed 1,500 MHz vs 1,200 MHz 25% higher memory clock speed
Better civilization 5 texture decomposition (2013) score 339.1 vs 296.7 Around 15% better civilization 5 texture decomposition (2013) score
Higher battlefield 3 framerate 106.5 fps vs 78.8 fps More than 35% higher battlefield 3 framerate
Front view of Radeon HD 7870

Reasons to consider the
AMD Radeon HD 7870

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Significantly better 3DMark vantage graphics score 23,592 vs 11,255 More than 2x better 3DMark vantage graphics score
Higher clock speed 1,000 MHz vs 850 MHz Around 20% higher clock speed
Higher crysis 3 framerate 25.8 fps vs 13.1 fps More than 95% higher crysis 3 framerate
Lower TDP 175W vs 250W 30% lower TDP

Benchmarks Real world tests of Radeon R9 280X vs HD 7870

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

CompuBench 1.5 (Bitcoin mining)

Radeon R9 280X
493.58 mHash/s
Radeon HD 7870
294.21 mHash/s

GFXBench 3.0 (T-Rex)

Radeon R9 280X
Radeon HD 7870

GFXBench 3.0 (Manhattan)

Battlefield 3 (2013) 1920x1080 - Ultra quality + FXAA-HIGH

Radeon R9 280X
106.5 fps
Radeon HD 7870
78.8 fps

Crysis 3 1920 x 1080 - Very High preset + 16xAF + 2xSMAA

Radeon R9 280X
13.1 fps
Radeon HD 7870
25.8 fps

Reviews Word on the street

Radeon R9 280X  vs HD 7870 

Looking at performance-per-watt in games, the HD 7870 jokerCard is the least power-efficient card from AMD.
Radeon HD 7870


Showing 1 comment.
do you think that the 280x would be better because of the more memory that is useable?? or would it all be pointless???
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