Radeon HD 6390 

Released July, 2011
  • 550 MHz
  • 1 GB DDR2

Features Key features of the Radeon HD 6390

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

Radeon HD 6390
16 GB/s
Radeon R7 240
28.8 GB/s
Radeon HD 8350
10.67 GB/s

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

Radeon HD 6390
4.4 GPixel/s
Radeon R7 240
6.24 GPixel/s
Radeon HD 8350
2.6 GPixel/s

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

Radeon HD 6390
8.8 GTexel/s
Radeon R7 240
15.6 GTexel/s
Radeon HD 8350
5.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6390
Radeon HD 8350
Radeon R7 240
499.2 GFLOPS

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

Radeon HD 6390

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

Radeon HD 6390

Specifications Full list of technical specs


GPU brand AMD
GPU name Redwood LE
Market Desktop
Clock speed 550 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 320
Texture mapping units 16
Render output processors 8
Compute units 4
Pixel rate 4.4 GPixel/s
Texture rate 8.8 GTexel/s
Floating-point performance 352 GFLOPS


Memory clock speed 500 MHz
Effective memory clock speed 1,000 MHz
Memory bus 128 bit
Memory 1,024 MB
Memory type DDR2
Memory bandwidth 16 GB/s

noise and power

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