GPUBoss Review Our evaluation of 7650M vs 820M among Laptop GPUs under 35W TDP

Gaming

Battlefield 3, Battlefield 4, Bioshock Infinite and 21 more

Graphics

T-Rex, Manhattan and Cloud Gate Factor

Computing

Face Detection, Ocean Surface Simulation and 3 more

Performance per Watt

Battlefield 3, Battlefield 4, Bioshock Infinite and 30 more

Value

Battlefield 3, Battlefield 4, Bioshock Infinite and 30 more

Noise and Power

TDP, Idle Power Consumption, Load Power Consumption and 2 more

3.5

Overall Score

Winner
Nvidia GeForce GT 820M 

GPUBoss recommends the Nvidia GeForce GT 820M  based on its compute performance.

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VS

Differences What are the advantages of each

Front view of Radeon HD 7650M

Reasons to consider the
AMD Radeon HD 7650M

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More shading units 480 vs 96 384 more shading units
More render output processors 16 vs 8 Twice as many render output processors
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
Front view of GeForce GT 820M

Reasons to consider the
Nvidia GeForce GT 820M

Report a correction
Much better T-Rex score 3,359.4 vs 3,187.63 More than 5% better T-Rex score
Higher clock speed 775 MHz vs 550 MHz More than 40% higher clock speed
Better PassMark direct compute score 590 vs 302 More than 95% better PassMark direct compute score
Higher memory clock speed 900 MHz vs 800 MHz Around 15% higher memory clock speed

Benchmarks Real world tests of Radeon HD 7650M vs GeForce GT 820M

Bitcoin mining Data courtesy CompuBench

Radeon HD 7650M
44.62 mHash/s
GeForce GT 820M
17.75 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 7650M
3.7 mPixels/s
GeForce GT 820M
6.38 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 7650M
223.43 frames/s
GeForce GT 820M
161.29 frames/s

Particle simulation Data courtesy CompuBench

Radeon HD 7650M
72.86 mInteraction/s
GeForce GT 820M
54.69 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

Radeon HD 7650M
0.38 frames/s
GeForce GT 820M
0.55 frames/s

Video composition Data courtesy CompuBench

Radeon HD 7650M
-1 frames/s
GeForce GT 820M
11.86 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 7650M
3,187.63
GeForce GT 820M
3,359.4

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 7650M
1,691.2
GeForce GT 820M
3,428.68

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