GPUBoss Review Our evaluation of 7770 vs 6790 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

6.6

Overall Score

Winner
AMD Radeon HD 7770 

GPUBoss recommends the AMD Radeon HD 7770  based on its benchmarks, compute performance and noise and power.

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VS

AMD Radeon HD 7770

GPUBoss Winner
Front view of Radeon HD 7770

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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Higher clock speed 1,000 MHz vs 840 MHz Around 20% higher clock speed
Better sky diver factor score 221.64 vs 145.68 More than 50% better sky diver factor score
Better PassMark direct compute score 1,403 vs 845 More than 65% better PassMark direct compute score
Slightly higher memory clock speed 1,125 MHz vs 1,050 MHz More than 5% higher memory clock speed
Lower TDP 80W vs 150W More than 45% lower TDP
Front view of Radeon HD 6790

Reasons to consider the
AMD Radeon HD 6790

Report a correction
Higher memory bandwidth 134.4 GB/s vs 72 GB/s More than 85% higher memory bandwidth
Better T-Rex score 1.23 frames/s vs -1 frames/s Around 225% better T-Rex score
Wider memory bus 256 bit vs 128 bit 2x wider memory bus

Benchmarks Real world tests of Radeon HD 7770 vs 6790

Bitcoin mining Data courtesy CompuBench

Radeon HD 7770
153.66 mHash/s
Radeon HD 6790
121.42 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 7770
32.42 mPixels/s
Radeon HD 6790
12.32 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 7770
596.07 frames/s
Radeon HD 6790
750.42 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 7770
3,701.57
Radeon HD 6790
3,097.7

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

Reviews Word on the street

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