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Differences What are the advantages of each

Front view of Mobility Radeon HD 4570

Reasons to consider the
ATi Mobility Radeon HD 4570

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Higher clock speed 680 MHz vs 600 MHz Around 15% higher clock speed
Front view of GeForce GT 130M

Reasons to consider the
Nvidia GeForce GT 130M

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Wider memory bus 128 bit vs 64 bit 2x wider memory bus

Benchmarks Real world tests of Mobility Radeon HD 4570 vs GeForce GT 130M

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the Mobility Radeon HD 4570  vs GeForce GT 130M 

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

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

Mobility Radeon HD 4570
2.72 GPixel/s
GeForce GT 130M
4.8 GPixel/s

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

Mobility Radeon HD 4570
5.44 GTexel/s
GeForce GT 130M
9.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 130M
96 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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