GPUBoss Review Our evaluation of 675M vs 660M among Laptop GPUs over 35W TDP

Gaming

Battlefield 3, Battlefield 4, Bioshock Infinite and 21 more

Graphics

T-Rex, Manhattan, Sky Diver Factor and Fire Strike Factor

Computing

Face Detection, Ocean Surface Simulation and 3 more

Performance per Watt

Battlefield 3, Battlefield 4, Bioshock Infinite and 31 more

Value

Battlefield 3, Battlefield 4, Bioshock Infinite and 31 more

Noise and Power

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

6.2

Overall Score

Winner
Nvidia GeForce GTX 675M 

GPUBoss recommends the Nvidia GeForce GTX 675M  based on its gaming, benchmarks and compute performance.

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VS

Differences What are the advantages of each

Front view of GeForce GTX 675M

Reasons to consider the
Nvidia GeForce GTX 675M

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Much better 3DMark06 score 20,452.5 vs 14,704 Around 40% better 3DMark06 score
Better PassMark score 2,142 vs 1,412 More than 50% better PassMark score
Better 3DMark vantage graphics score 13,805 vs 9,803 More than 40% better 3DMark vantage graphics score
Higher memory bandwidth 96 GB/s vs 64 GB/s 50% higher memory bandwidth
More render output processors 32 vs 16 Twice as many render output processors
Significantly wider memory bus 256 bit vs 128 bit 2x wider memory bus
More texture mapping units 64 vs 32 Twice as many texture mapping units
Better video composition score 33.98 frames/s vs 21.8 frames/s More than 55% better video composition score
Higher crysis 3 framerate 13.9 fps vs 10 fps Around 40% higher crysis 3 framerate
Higher diablo III framerate 73.91 fps vs 67 fps More than 10% higher diablo III framerate
Better PassMark direct compute score 1,021 vs 739 Around 40% better PassMark direct compute score
Higher bioshock infinite framerate 28.6 vs 22.9 Around 25% higher bioshock infinite framerate
Higher BioShock infinite framerate 28.6 fps vs 22.9 fps Around 25% higher BioShock infinite framerate
Front view of GeForce GTX 660M

Reasons to consider the
Nvidia GeForce GTX 660M

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Higher clock speed 835 MHz vs 620 MHz Around 35% higher clock speed
Higher effective memory clock speed 4,000 MHz vs 3,000 MHz Around 35% higher effective memory clock speed
Better T-Rex score 3,353.58 vs 3,350.04 Almost the same
Higher memory clock speed 1,000 MHz vs 750 MHz Around 35% higher memory clock speed
Lower TDP 50W vs 100W 2x lower TDP

Benchmarks Real world tests of GeForce GTX 675M vs 660M

Bitcoin mining Data courtesy CompuBench

GeForce GTX 675M
59.01 mHash/s
GeForce GTX 660M
33.75 mHash/s

Face detection Data courtesy CompuBench

GeForce GTX 675M
22.12 mPixels/s
GeForce GTX 660M
10.84 mPixels/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Bioshock Infinite

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