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Differences What are the advantages of each

Front view of GeForce GTX 480M

Reasons to consider the
Nvidia GeForce GTX 480M

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Significantly better PassMark score 2,021 vs 600 More than 3.2x better PassMark score
Better 3DMark 11 graphics score 15,066.5 vs 7,518 More than 2x better 3DMark 11 graphics score
Higher memory bandwidth 76.8 GB/s vs 14.4 GB/s More than 5.2x higher memory bandwidth
Better 3DMark vantage graphics score 7,879 vs 4,254 More than 85% better 3DMark vantage graphics score
More memory 2,048 MB vs 1,024 MB 2x more memory
Better 3DMark06 score 2,184.5 vs 1,266.5 More than 70% better 3DMark06 score
Significantly more render output processors 32 vs 8 24 more render output processors
Much wider memory bus 256 bit vs 64 bit 4x wider memory bus
Slightly higher effective memory clock speed 2,400 MHz vs 1,800 MHz Around 35% higher effective memory clock speed
More texture mapping units 44 vs 16 28 more texture mapping units
Slightly higher pixel rate 9.35 GPixel/s vs 2.5 GPixel/s Around 3.8x higher pixel rate
Better sky diver factor score 168.32 vs 66.09 More than 2.5x better sky diver factor score
More shading units 352 vs 96 256 more shading units
Slightly better PassMark direct compute score 765 vs 550 Around 40% better PassMark direct compute score
Front view of GeForce 820M

Reasons to consider the
Nvidia GeForce 820M

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Higher clock speed 625 MHz vs 425 MHz More than 45% higher clock speed
Higher memory clock speed 900 MHz vs 600 MHz 50% higher memory clock speed
Significantly lower TDP 15W vs 100W 6.7x lower TDP

Benchmarks Real world tests of GeForce GTX 480M 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

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

GeForce 820M
1,266.5

Sky Diver Factor Data courtesy FutureMark

PassMark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute

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