GPUBoss Review Our evaluation of 7750 vs 640 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

7

Overall Score

Winner
AMD Radeon HD 7750 

GPUBoss recommends the AMD Radeon HD 7750  based on its gaming, benchmarks, compute performance and noise and power.

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VS

AMD Radeon HD 7750

GPUBoss Winner
Front view of Radeon HD 7750

Differences What are the advantages of each

Front view of Radeon HD 7750

Reasons to consider the
AMD Radeon HD 7750

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Significantly higher effective memory clock speed 4,500 MHz vs 1,800 MHz 2.5x higher effective memory clock speed
Higher memory bandwidth 72 GB/s vs 28.8 GB/s 2.5x higher memory bandwidth
Significantly better SmallLuxGPU 2.0d4 score 7,300 vs 1,600 More than 4.5x better SmallLuxGPU 2.0d4 score
Quieter idle noise level 44.8 dB vs 46.4 dB Around 5% quieter idle noise level
Higher memory clock speed 1,125 MHz vs 900 MHz 25% higher memory clock speed
Better civilization 5 texture decomposition (2012) score 104.3 vs 70.6 Around 50% better civilization 5 texture decomposition (2012) score
Higher civilization 5 framerate 41.7 fps vs 27.1 fps Around 55% higher civilization 5 framerate
Front view of GeForce GT 640

Reasons to consider the
Leadtek GeForce GT 640

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Higher clock speed 902 MHz vs 800 MHz Around 15% higher clock speed
Slightly higher battlefield 4 framerate 45 vs 35 Around 30% higher battlefield 4 framerate

Benchmarks Real world tests of Radeon HD 7750 vs GeForce GT 640

Bitcoin mining Data courtesy CompuBench

Radeon HD 7750
98.19 mHash/s
GeForce GT 640
22.13 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 7750
21.69 mPixels/s
GeForce GT 640
11.22 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 7750
561.25 frames/s
GeForce GT 640
298.29 frames/s

Particle simulation Data courtesy CompuBench

Radeon HD 7750
235.71 mInteraction/s
GeForce GT 640
125.83 mInteraction/s

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

Battlefield 4

Reviews Word on the street

Radeon HD 7750  vs GeForce GT 640 

8.4
7.2
The card also uses a dual-slot cooler and improves power delivery by adding a 6-pin PCIe power connector.
Radeon HD 7750

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