GPUBoss Review Our evaluation of 640 vs 440 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

6.2

Overall Score

Winner
Leadtek GeForce GT 640 

GPUBoss recommends the Leadtek GeForce GT 640  based on its benchmarks and compute performance.

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VS

Differences What are the advantages of each

Front view of GeForce GT 640

Reasons to consider the
Leadtek GeForce GT 640

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Higher clock speed 902 MHz vs 810 MHz More than 10% higher clock speed
Better sky diver factor score 143.75 vs 66.66 Around 2.2x better sky diver factor score
More render output processors 16 vs 4 12 more render output processors
Slightly higher texture rate 28.86 GTexel/s vs 12.96 GTexel/s Around 2.2x higher texture rate
More shading units 384 vs 96 288 more shading units
More texture mapping units 32 vs 16 Twice as many texture mapping units
Front view of GeForce GT 440

Reasons to consider the
Nvidia GeForce GT 440

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GPUBoss is not aware of any important advantages of the Nvidia GeForce GT 440 vs the Leadtek GeForce GT 640.

Benchmarks Real world tests of GeForce GT 640 vs 440

Bitcoin mining Data courtesy CompuBench

GeForce GT 640
20.86 mHash/s
GeForce GT 440
19.87 mHash/s

Face detection Data courtesy CompuBench

GeForce GT 640
11.31 mPixels/s
GeForce GT 440
6.66 mPixels/s

Ocean surface simulation Data courtesy CompuBench

GeForce GT 640
209.1 frames/s
GeForce GT 440
234.21 frames/s

Particle simulation Data courtesy CompuBench

GeForce GT 640
134.81 mInteraction/s
GeForce GT 440
64.97 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

GeForce GT 640
0.79 frames/s
GeForce GT 440
0.65 frames/s

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

Reviews Word on the street

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