GPUBoss Review Our evaluation of 720M vs 820M among Laptop 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

6.1

Overall Score

Winner
Nvidia GeForce 820M 

GPUBoss recommends the Nvidia GeForce 820M  based on its gaming.

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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 720M

Reasons to consider the
Nvidia GeForce GT 720M

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Slightly lower TDP 33W vs 45W More than 25% lower TDP
Front view of GeForce 820M

Reasons to consider the
Nvidia GeForce 820M

Report a correction
Significantly higher clock speed 810 MHz vs 625 MHz Around 30% higher clock speed
Better floating-point performance 622.1 GFLOPS vs 240 GFLOPS More than 2.5x better floating-point performance
Higher texture rate 25.92 GTexel/s vs 10 GTexel/s More than 2.5x higher texture rate
Slightly higher memory bandwidth 28.83 GB/s vs 12.8 GB/s More than 2.2x higher memory bandwidth
Slightly higher pixel rate 6.48 GPixel/s vs 2.5 GPixel/s More than 2.5x higher pixel rate
More render output processors 16 vs 8 Twice as many render output processors
More shading units 384 vs 96 288 more shading units
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
More texture mapping units 32 vs 16 Twice as many texture mapping units
Higher memory clock speed 901 MHz vs 800 MHz Around 15% higher memory clock speed

Benchmarks Real world tests of GeForce GT 720M vs 820M

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

BioShock Infinite 1920 x 1080 - Ultra preset + DX11 (DDOF)

GeForce GT 720M
7.4 fps
GeForce 820M
8.1 fps

Dead Space 3 1920 x 1080 - Very High preset

GeForce GT 720M
18.1 fps
GeForce 820M
21.7 fps

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