Radeon HD 4730 

Released December, 2008
  • 669 MHz
  • 1 GB DDR2

Features Key features of the Radeon HD 4730

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

Radeon HD 4730
25.34 GB/s
Radeon HD 4850
63.55 GB/s
Radeon HD 4650
22.4 GB/s

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

Radeon HD 4730
10.7 GPixel/s
Radeon HD 4650
4.8 GPixel/s
Radeon HD 4850
10 GPixel/s

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

Radeon HD 4730
10.7 GTexel/s
Radeon HD 4850
25 GTexel/s
Radeon HD 4650
19.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 4730
428.2 GFLOPS
Radeon HD 4850
1,000 GFLOPS
Radeon HD 4650

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

Radeon HD 4730

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

Radeon HD 4730

Specifications Full list of technical specs


GPU brand ATI
GPU name RV670
Market Desktop
Clock speed 669 MHz
Is dual GPU No
Reference card ATi Radeon HD 4730 750 MHz 512 MB

raw performance

Shading units 320
Texture mapping units 16
Render output processors 16
Compute units 4
Pixel rate 10.7 GPixel/s
Texture rate 10.7 GTexel/s
Floating-point performance 428.2 GFLOPS


Memory clock speed 396 MHz
Effective memory clock speed 792 MHz
Memory bus 256 bit
Memory 1,024 MB
Memory type DDR2
Memory bandwidth 25.34 GB/s

noise and power

TDP 110W
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