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Differences What are the advantages of each

Front view of Radeon HD 3470

Reasons to consider the
ATi Radeon HD 3470

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Significantly higher clock speed 800 MHz vs 398 MHz More than 2x higher clock speed
Higher effective memory clock speed 1,900 MHz vs 990 MHz More than 90% higher effective memory clock speed
Significantly higher memory clock speed 950 MHz vs 495 MHz More than 90% higher memory clock speed
Front view of Radeon HD 2400

Reasons to consider the
ATi Radeon HD 2400

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Slightly lower TDP 20W vs 30W Around 35% lower TDP

Benchmarks Real world tests of Radeon HD 3470 vs 2400

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the Radeon HD 3470  vs 2400 

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

Radeon HD 3470
15.2 GB/s
Radeon HD 2400
7.92 GB/s

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

Radeon HD 3470
3.2 GPixel/s
Radeon HD 2400
1.59 GPixel/s

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

Radeon HD 3470
3.2 GTexel/s
Radeon HD 2400
1.59 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3470
64 GFLOPS
Radeon HD 2400
31.84 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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