GPUBoss Review Our evaluation of 7770 vs 5670

Gaming

Real world tests using the latest 3D games

crysis: warhead (2013), Crysis: Warhead (2012), Batman: Arkham City and 6 more

Benchmarks

Synthetic tests to measure overall performance

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

Compute Performance

General computing tests executed on the GPU

Passmark Direct Compute and CLBenchmark Raytrace

Noise and Power

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

TDP

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Radeon HD 7770

Reasons to consider the
AMD Radeon HD 7770

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Significantly higher clock speed 1,000 MHz vs 775 MHz Around 30% higher clock speed
Significantly better 3DMark06 score 19,307 vs 1,468 Around 13.2x better 3DMark06 score
Better 3DMark vantage graphics score 13,398 vs 5,306 More than 2.5x better 3DMark vantage graphics score
Better passmark score 2,154 vs 1,061 More than 2x better passmark score
Better floating-point performance 1,280 GFLOPS vs 620 GFLOPS More than 2x better floating-point performance
Higher effective memory clock speed 4,500 MHz vs 4,000 MHz Around 15% higher effective memory clock speed
Higher pixel rate 16 GPixel/s vs 6.2 GPixel/s More than 2.5x higher pixel rate
Higher texture rate 40 GTexel/s vs 15.5 GTexel/s More than 2.5x higher texture rate
Better CLBenchmark raytrace score 105,396 vs 18,376 Around 5.8x better CLBenchmark raytrace score
More render output processors 16 vs 8 Twice as many render output processors
Better passmark direct compute score 1,365 vs 430 Around 3.2x better passmark direct compute score
Slightly more texture mapping units 40 vs 20 Twice as many texture mapping units
Higher memory clock speed 1,125 MHz vs 1,000 MHz Around 15% higher memory clock speed
Slightly more compute units 10 vs 5 Twice as many compute units
Front view of Radeon HD 5670

Reasons to consider the
ATi Radeon HD 5670

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Significantly better 3DMark 11 graphics score 11,921 vs 3,098 More than 3.8x better 3DMark 11 graphics score

Benchmarks Real world tests of Radeon HD 7770 vs 5670

Passmark Industry standard benchmark for overall graphics card performance

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

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

Passmark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute

CLBenchmark Raytrace Measures compute performance using OpenCL to do raytracing

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