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Differences What are the advantages of each

Front view of Radeon HD 6450

Reasons to consider the
AMD Radeon HD 6450

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Significantly higher effective memory clock speed 3,200 MHz vs 1,000 MHz Around 3.2x higher effective memory clock speed
Higher clock speed 625 MHz vs 500 MHz 25% higher clock speed
Higher memory clock speed 800 MHz vs 500 MHz 60% higher memory clock speed
Lower TDP 18W vs 75W 4.2x lower TDP
Front view of GeForce GT 130

Reasons to consider the
Nvidia GeForce GT 130

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Better cloud gate factor score 6.8 vs 4.53 More than 50% better cloud gate factor score
Wider memory bus 192 bit vs 64 bit 3x wider memory bus
More render output processors 12 vs 4 Three times as many render output processors
More texture mapping units 24 vs 8 Three times as many texture mapping units

Benchmarks Real world tests of Radeon HD 6450 vs GeForce GT 130

Cloud Gate Factor Data courtesy FutureMark

Features Key features of the Radeon HD 6450  vs GeForce GT 130 

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

Radeon HD 6450
25.6 GB/s
GeForce GT 130
24 GB/s

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

Radeon HD 6450
2.5 GPixel/s
GeForce GT 130
6 GPixel/s

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

Radeon HD 6450
5 GTexel/s
GeForce GT 130
12 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6450
200 GFLOPS
GeForce GT 130
120 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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