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Differences What are the advantages of each

Front view of Radeon HD 6230

Reasons to consider the
AMD Radeon HD 6230

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Higher memory clock speed 500 MHz vs 400 MHz 25% higher memory clock speed
Front view of Radeon HD 4520

Reasons to consider the
ATi Radeon HD 4520

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Slightly more render output processors 4 vs 2 Twice as many render output processors

Features Key features of the Radeon HD 6230  vs 4520 

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

Radeon HD 4520
6.4 GB/s

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

Radeon HD 6230
1.3 GPixel/s
Radeon HD 4520
2.4 GPixel/s

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

Radeon HD 6230
5.2 GTexel/s
Radeon HD 4520
4.8 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6230
104 GFLOPS
Radeon HD 4520
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

Specifications Full list of technical specs

gpu

Radeon HD 6230  vs
4520 
GPU brand AMD ATI
GPU name Cedar LE RV710
Market Desktop Desktop
Clock speed 650 MHz 600 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 80 80
Texture mapping units 8 8
Render output processors 2 4
Compute units 2 1
Pixel rate 1.3 GPixel/s 2.4 GPixel/s
Texture rate 5.2 GTexel/s 4.8 GTexel/s
Floating-point performance 104 GFLOPS 96 GFLOPS

memory

Radeon HD 6230  vs
4520 
Memory clock speed 500 MHz 400 MHz
Effective memory clock speed 1,000 MHz 800 MHz
Memory bus 64 bit 64 bit
Memory 512 MB 512 MB
Memory type DDR2 DDR2
Memory bandwidth 8 GB/s 6.4 GB/s

noise and power

TDP 19W 25W

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