GPUBoss Review Our evaluation of 770M vs 660

Gaming

Real world tests using the latest 3D games

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

Benchmarks

Synthetic tests to measure overall performance

Passmark

Compute Performance

General computing tests executed on the GPU

Passmark Direct Compute

GPUBoss Score

Gaming, Benchmarks and Compute Performance

Winner
Nvidia GeForce GTX 660 

GPUBoss recommends the Nvidia GeForce GTX 660  based on its .

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VS

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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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 980 MHz vs 706 MHz Around 40% higher clock speed
Significantly higher effective memory clock speed 6,008 MHz vs 4,008 MHz Around 50% higher effective memory clock speed
Better passmark score 4,121 vs 2,918 More than 40% better passmark score
Much higher turbo clock speed 1,032 MHz vs 797 MHz Around 30% higher turbo clock speed
Higher memory bandwidth 144.2 GB/s vs 96.2 GB/s Around 50% higher memory bandwidth
Significantly higher memory clock speed 1,502 MHz vs 1,002 MHz Around 50% higher memory clock speed
Slightly better floating-point performance 1,882 GFLOPS vs 1,356 GFLOPS Around 40% better floating-point performance
Higher texture rate 78.4 GTexel/s vs 56.5 GTexel/s Around 40% higher texture rate
Slightly higher pixel rate 19.6 GPixel/s vs 14.1 GPixel/s Around 40% higher pixel rate
Better passmark direct compute score 1,924 vs 1,466 More than 30% better passmark direct compute score

Benchmarks Real world tests of GeForce GTX 770M vs 660

Passmark Industry standard benchmark for overall graphics card performance

3DMark 11, as the name might probably suggest, makes use of the Microsoft DirectX 11 API and puts every feature of it at its disposal to use, creating astonishingly realistic visuals.
GeForce GTX 660 | by techPowerUp! (Sep, 2012)

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

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