GPUBoss Review Our evaluation of 660 vs 940M among all 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

Noise and Power

TDP, Idle Power Consumption, Load Power Consumption and 2 more

6.7

Overall Score

Winner
Nvidia GeForce GTX 660 

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

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VS

Differences What are the advantages of each

Front view of GeForce GTX 660

Reasons to consider the
Nvidia GeForce GTX 660

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Much better 3DMark06 score 18,060 vs 2,427 Around 7.5x better 3DMark06 score
Better PassMark score 4,121 vs 952 More than 4.2x better PassMark score
Significantly higher memory bandwidth 179.2 GB/s vs 14.4 GB/s Around 12.5x higher memory bandwidth
Better 3DMark vantage graphics score 25,130 vs 6,942.5 More than 3.5x better 3DMark vantage graphics score
Significantly higher effective memory clock speed 5,600 MHz vs 1,800 MHz More than 3x higher effective memory clock speed
Higher texture rate 79 GTexel/s vs 25.73 GTexel/s More than 3x higher texture rate
Better floating-point performance 1,896.2 GFLOPS vs 823.3 GFLOPS More than 2.2x better floating-point performance
More texture mapping units 96 vs 24 72 more texture mapping units
More render output processors 32 vs 8 24 more render output processors
Better fire strike factor score 44.27 vs 17.42 More than 2.5x better fire strike factor score
More shading units 1,152 vs 384 Three times as many shading units
Higher pixel rate 19.75 GPixel/s vs 8.58 GPixel/s More than 2.2x higher pixel rate
Higher memory clock speed 1,400 MHz vs 900 MHz More than 55% higher memory clock speed
Higher bioshock infinite framerate 57 vs 14.4 Around 4x higher bioshock infinite framerate
Better PassMark direct compute score 1,948 vs 769 More than 2.5x better PassMark direct compute score
Front view of GeForce 940M

Reasons to consider the
Nvidia GeForce 940M

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Higher clock speed 1,072 MHz vs 823 MHz More than 30% higher clock speed
Better 3DMark 11 graphics score 11,920 vs 6,850 Around 75% better 3DMark 11 graphics score
Higher turbo clock speed 1,176 MHz vs 888 MHz More than 30% higher turbo clock speed
Significantly lower TDP 33W vs 130W 3.9x lower TDP

Benchmarks Real world tests of GeForce GTX 660 vs 940M

Bitcoin mining Data courtesy CompuBench

GeForce GTX 660
61.74 mHash/s
GeForce 940M
101.19 mHash/s

Face detection Data courtesy CompuBench

GeForce GTX 660
30.96 mPixels/s
GeForce 940M
25.59 mPixels/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

GeForce GTX 660
3,342.27
GeForce 940M
3,361.82

Manhattan (GFXBench 3.0) Data courtesy CompuBench

GeForce GTX 660
3,711.2
GeForce 940M
3,713.26

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Bioshock Infinite

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