Radeon HD 5950 

Released September, 2009
  • 725 MHz
  • 2 GB GDDR5

Features Key features of the Radeon HD 5950

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

Radeon HD 5950
256 GB/s
GeForce GT 8800
64.6 GB/s
Radeon HD 4870
115.2 GB/s

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

Radeon HD 5950
46.4 GPixel/s
GeForce GT 8800
11.2 GPixel/s
Radeon HD 4870
12 GPixel/s

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

Radeon HD 5950
104.4 GTexel/s
Radeon HD 4870
30 GTexel/s
GeForce GT 8800
39.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 5950
4,176 GFLOPS
GeForce GT 8800
Radeon HD 4870
1,200 GFLOPS

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

Radeon HD 5950

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

Radeon HD 5950

Specifications Full list of technical specs


GPU brand ATi
GPU name Hemlock
Market Desktop
Clock speed 725 MHz
Is dual GPU Yes
Reference card None

raw performance

Shading units 2,880
Texture mapping units 144
Render output processors 64
Compute units 36
Pixel rate 46.4 GPixel/s
Texture rate 104.4 GTexel/s
Floating-point performance 4,176 GFLOPS


Memory clock speed 1,000 MHz
Effective memory clock speed 4,000 MHz
Memory bus 512 bit
Memory 2,048 MB
Memory type GDDR5
Memory bandwidth 256 GB/s

noise and power

TDP 302W
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