Radeon HD 5670 640SP 

Released July, 2010
  • 750 MHz
  • 512 MB GDDR5

Features Key features of the Radeon HD 5670 640SP

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

Radeon HD 5670 640SP
64 GB/s
Radeon R7 240
28.8 GB/s
GeForce GT 240
54.4 GB/s

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

Radeon HD 5670 640SP
6 GPixel/s
GeForce GT 240
4.4 GPixel/s
Radeon R7 240
6.24 GPixel/s

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

Radeon HD 5670 640SP
24 GTexel/s
Radeon R7 240
15.6 GTexel/s
GeForce GT 240
17.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 5670 640SP
GeForce GT 240
257.28 GFLOPS
Radeon R7 240
499.2 GFLOPS

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

Radeon HD 5670 640SP

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

Radeon HD 5670 640SP

Specifications Full list of technical specs


GPU brand ATI
GPU name Juniper
Market Desktop
Clock speed 750 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 640
Texture mapping units 32
Render output processors 8
Compute units 8
Pixel rate 6 GPixel/s
Texture rate 24 GTexel/s
Floating-point performance 960 GFLOPS


Memory clock speed 1,000 MHz
Effective memory clock speed 4,000 MHz
Memory bus 128 bit
Memory 512 MB
Memory type GDDR5
Memory bandwidth 64 GB/s

noise and power

Report a correction


comments powered by Disqus