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Differences What are the advantages of each

Front view of Radeon HD 5450

Reasons to consider the
ATi Radeon HD 5450

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Higher clock speed 650 MHz vs 600 MHz Around 10% higher clock speed
Front view of Radeon HD 4350

Reasons to consider the
Sapphire Radeon HD 4350

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Slightly more memory 1,024 MB vs 512 MB 2x more memory

Benchmarks Real world tests of Radeon HD 5450 vs 4350

Passmark Industry standard benchmark for overall graphics card performance

Features Key features of the Radeon HD 5450  vs 4350 

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

Radeon HD 5450
6.4 GB/s
Radeon HD 4350
6.4 GB/s

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

Radeon HD 5450
2.6 GPixel/s
Radeon HD 4350
2.4 GPixel/s

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

Radeon HD 5450
5.2 GTexel/s
Radeon HD 4350
4.8 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 5450
104 GFLOPS
Radeon HD 4350
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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