GPUBoss Review Our evaluation of 620M 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

6.5

Overall Score

Winner
Nvidia GeForce 820M 

GPUBoss recommends the Nvidia GeForce 820M  based on its gaming, benchmarks and compute performance.

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VS
Front view of GeForce 820M

Nvidia GeForce 820M

GPUBoss Winner

Differences What are the advantages of each

Front view of GeForce GT 620M

Reasons to consider the
Nvidia GeForce GT 620M

Report a correction
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
Front view of GeForce 820M

Reasons to consider the
Nvidia GeForce 820M

Report a correction
Significantly better T-Rex score 2,209.86 vs 1,668.19 More than 30% better T-Rex score
Significantly higher diablo III framerate 33.9 fps vs 21.12 fps More than 60% higher diablo III framerate
Better particle simulation score 74.26 mInteraction/s vs 33.89 mInteraction/s Around 2.2x better particle simulation score

Benchmarks Real world tests of GeForce GT 620M vs 820M

Bitcoin mining Data courtesy CompuBench

GeForce GT 620M
16.61 mHash/s
GeForce 820M
23.26 mHash/s

Face detection Data courtesy CompuBench

GeForce GT 620M
4.23 mPixels/s
GeForce 820M
7.69 mPixels/s

Ocean surface simulation Data courtesy CompuBench

GeForce GT 620M
161.14 frames/s
GeForce 820M
160.28 frames/s

Particle simulation Data courtesy CompuBench

GeForce GT 620M
33.89 mInteraction/s
GeForce 820M
74.26 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

GeForce GT 620M
0.52 frames/s
GeForce 820M
0.7 frames/s

Video composition Data courtesy CompuBench

GeForce GT 620M
7.15 frames/s
GeForce 820M
14.26 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

GeForce GT 620M
1,668.19
GeForce 820M
2,209.86

Manhattan (GFXBench 3.0) Data courtesy CompuBench

GeForce GT 620M
1,692.64
GeForce 820M
2,117.11

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