GPUBoss Review Our evaluation of 770M vs 660


Real world tests using the latest 3D games

BioShock Infinite, Crysis 3, Dead Space 3, Diablo III and 1 more


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

GPUBoss Score

Gaming, Benchmarks and Compute Performance

Nvidia GeForce GTX 660 

GPUBoss recommends the Nvidia GeForce GTX 660  based on its benchmarks and compute performance.

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Differences What are the advantages of each

Front view of GeForce GTX 770M

Reasons to consider the
Nvidia GeForce GTX 770M

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Better 3DMark06 score 22,486 vs 18,060 Around 25% better 3DMark06 score
More memory 3,072 MB vs 2,048 MB 50% more memory
Lower TDP 75W vs 140W More than 45% lower TDP
Front view of GeForce GTX 660

Reasons to consider the
Nvidia GeForce GTX 660

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Significantly higher clock speed 993 MHz vs 706 MHz More than 40% higher clock speed
Higher effective memory clock speed 6,008 MHz vs 4,008 MHz Around 50% higher effective memory clock speed
Higher memory bandwidth 179.2 GB/s vs 96.2 GB/s More than 85% higher memory bandwidth
Better 3DMark vantage graphics score 25,130 vs 18,137.5 Around 40% better 3DMark vantage graphics score
Better PassMark score 4,117 vs 2,671 Around 55% better PassMark score
Significantly higher turbo clock speed 1,058 MHz vs 797 MHz Around 35% higher turbo clock speed
Significantly higher memory clock speed 1,502 MHz vs 1,002 MHz Around 50% higher memory clock speed
Higher texture rate 79.4 GTexel/s vs 56.5 GTexel/s More than 40% higher texture rate
Slightly better PassMark direct compute score 1,923 vs 1,446 Around 35% better PassMark direct compute score

Benchmarks Real world tests of GeForce GTX 770M vs 660

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

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

CompuBench 1.5 (Bitcoin mining)

GeForce GTX 770M
55.04 mHash/s
GeForce GTX 660
60.24 mHash/s

GFXBench 3.0 (T-Rex)

GeForce GTX 770M
GeForce GTX 660

GFXBench 3.0 (Manhattan)

GeForce GTX 770M
GeForce GTX 660

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


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