Radeon HD 4570 Rebrand 

Released November, 2009
  • 796 MHz
  • 1 GB DDR2

Features Key features of the Radeon HD 4570 Rebrand

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

Radeon HD 4570 Rebrand
12.67 GB/s
Radeon HD 5450
6.4 GB/s
GeForce 8400 GS
6.4 GB/s

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

Radeon HD 4570 Rebrand
3.18 GPixel/s
GeForce 8400 GS
2.08 GPixel/s
Radeon HD 5450
2.6 GPixel/s

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

Radeon HD 4570 Rebrand
6.37 GTexel/s
GeForce 8400 GS
4.16 GTexel/s
Radeon HD 5450
5.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 4570 Rebrand
191.04 GFLOPS
GeForce 8400 GS
39.36 GFLOPS
Radeon HD 5450

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

Radeon HD 4570 Rebrand

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

Radeon HD 4570 Rebrand

Specifications Full list of technical specs


GPU brand ATI
GPU name RV635
Market Desktop
Clock speed 796 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 120
Texture mapping units 8
Render output processors 4
Compute units 3
Pixel rate 3.18 GPixel/s
Texture rate 6.37 GTexel/s
Floating-point performance 191.04 GFLOPS


Memory clock speed 396 MHz
Effective memory clock speed 792 MHz
Memory bus 128 bit
Memory 1,024 MB
Memory type DDR2
Memory bandwidth 12.67 GB/s

noise and power

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