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Differences What are the advantages of each

Front view of Mobility Radeon HD 560v

Reasons to consider the
ATi Mobility Radeon HD 560v

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More texture mapping units 32 vs 4 28 more texture mapping units
Slightly more shading units 320 vs 48 272 more shading units
Lower TDP 15W vs 50W 3.3x lower TDP
Front view of GeForce GT 420

Reasons to consider the
Nvidia GeForce GT 420

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Higher clock speed 700 MHz vs 550 MHz More than 25% higher clock speed
Slightly higher memory clock speed 900 MHz vs 800 MHz Around 15% higher memory clock speed

Benchmarks Real world tests of Mobility Radeon HD 560v vs GeForce GT 420

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the Mobility Radeon HD 560v  vs GeForce GT 420 

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

GeForce GT 420
1.4 GPixel/s

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

Mobility Radeon HD 560v
17.6 GTexel/s
GeForce GT 420
2.8 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 420
134.4 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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