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Differences What are the advantages of each

Front view of GeForce GT 8800

Reasons to consider the
ASUS GeForce GT 8800

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Higher memory bandwidth 64.6 GB/s vs 6.4 GB/s More than 10x higher memory bandwidth
Higher clock speed 700 MHz vs 540 MHz Around 30% higher clock speed
Higher effective memory clock speed 2,020 MHz vs 800 MHz More than 2.5x higher effective memory clock speed
Slightly better PassMark score 754 vs 100 More than 7.5x better PassMark score
Higher texture rate 39.2 GTexel/s vs 4.32 GTexel/s More than 9x higher texture rate
Much higher memory clock speed 1,010 MHz vs 400 MHz More than 2.5x higher memory clock speed
More texture mapping units 56 vs 8 48 more texture mapping units
Significantly wider memory bus 256 bit vs 64 bit 4x wider memory bus
More render output processors 16 vs 4 12 more render output processors
Higher pixel rate 11.2 GPixel/s vs 2.16 GPixel/s Around 5.2x higher pixel rate
Front view of GeForce G100

Reasons to consider the
Nvidia GeForce G100

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Significantly lower TDP 35W vs 125W 3.6x lower TDP

Benchmarks Real world tests of GeForce GT 8800 vs G100

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the GeForce GT 8800  vs G100 

memory bandwidth Rate at which data can be read from or stored in onboard memory

GeForce GT 8800
64.6 GB/s
GeForce G100
6.4 GB/s

pixel rate Number of pixels a graphics card can render to the screen every second

GeForce GT 8800
11.2 GPixel/s
GeForce G100
2.16 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

GeForce GT 8800
39.2 GTexel/s
GeForce G100
4.32 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 8800
392 GFLOPS
GeForce G100
20.8 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

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