GPUBoss Review Our evaluation of 6970M 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

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Radeon HD 6970M

Reasons to consider the
AMD Radeon HD 6970M

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Much better 3DMark 11 graphics score 17,447 vs 2,369 More than 7.2x better 3DMark 11 graphics score
Higher memory bandwidth 115.2 GB/s vs 64 GB/s 80% higher memory bandwidth
Higher pixel rate 21.76 GPixel/s vs 6.68 GPixel/s More than 3.2x higher pixel rate
Better floating-point performance 1,305.6 GFLOPS vs 641.3 GFLOPS More than 2x better floating-point performance
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 shading units 960 vs 384 576 more shading units
Better bitcoin mining score 117.8 mHash/s vs 33.75 mHash/s Around 3.5x better bitcoin mining score
More texture mapping units 48 vs 32 16 more texture mapping units
Front view of GeForce GTX 660M

Reasons to consider the
Nvidia GeForce GTX 660M

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Much better 3DMark06 score 14,704 vs 2,818.5 Around 5.2x better 3DMark06 score
Higher clock speed 835 MHz vs 680 MHz Around 25% higher clock speed
More memory 2,048 MB vs 1,024 MB 2x more memory
Higher memory clock speed 1,000 MHz vs 900 MHz More than 10% higher memory clock speed
Lower TDP 50W vs 75W Around 35% lower TDP

Benchmarks Real world tests of Radeon HD 6970M vs GeForce GTX 660M

Bitcoin mining Data courtesy CompuBench

Radeon HD 6970M
117.8 mHash/s
GeForce GTX 660M
33.75 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 6970M
10.57 mPixels/s
GeForce GTX 660M
10.84 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 6970M
785.77 frames/s
GeForce GTX 660M
405.09 frames/s

Particle simulation Data courtesy CompuBench

Radeon HD 6970M
180.17 mInteraction/s
GeForce GTX 660M
141.21 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

Radeon HD 6970M
0.93 frames/s
GeForce GTX 660M
1.1 frames/s

Video composition Data courtesy CompuBench

Radeon HD 6970M
24.46 frames/s
GeForce GTX 660M
21.8 frames/s

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