GPUBoss Review Our evaluation of 650 vs 645 among Desktop 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

Value

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 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 GeForce GTX 650

Reasons to consider the
Colorful GeForce GTX 650

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Significantly higher clock speed 1,058 MHz vs 824 MHz Around 30% higher clock speed
Higher effective memory clock speed 5,000 MHz vs 4,000 MHz 25% higher effective memory clock speed
Higher memory clock speed 1,250 MHz vs 1,000 MHz 25% higher memory clock speed
Better cloud gate factor score 13.09 vs 11.64 More than 10% better cloud gate factor score
Front view of GeForce GTX 645

Reasons to consider the
Nvidia GeForce GTX 645

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Better T-Rex score 4,112.75 vs 3,356.89 Around 25% better T-Rex score
More SMX units 3 vs 2 1 more SMX units

Benchmarks Real world tests of GeForce GTX 650 vs 645

Bitcoin mining Data courtesy CompuBench

GeForce GTX 650
26.57 mHash/s
GeForce GTX 645
47.2 mHash/s

Face detection Data courtesy CompuBench

GeForce GTX 650
12.42 mPixels/s
GeForce GTX 645
13.8 mPixels/s

Ocean surface simulation Data courtesy CompuBench

GeForce GTX 650
456.54 frames/s
GeForce GTX 645
584.31 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

GeForce GTX 650
3,356.89
GeForce GTX 645
4,112.75

Manhattan (GFXBench 3.0) Data courtesy CompuBench

GeForce GTX 650
3,459.61
GeForce GTX 645
3,571.68

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

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