Radeon HD 3550 

Released August, 2008
  • 594 MHz
  • 512 MB DDR2

Features Key features of the Radeon HD 3550

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

Radeon HD 3550
6.34 GB/s
GeForce GT 640
28.8 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 3550
2.38 GPixel/s
GeForce GT 640
7.22 GPixel/s
GeForce 8400 GS
2.08 GPixel/s

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

Radeon HD 3550
2.38 GTexel/s
GeForce GT 640
28.86 GTexel/s
GeForce 8400 GS
4.16 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3550
47.52 GFLOPS
GeForce GT 640
692.7 GFLOPS
GeForce 8400 GS
39.36 GFLOPS

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

Radeon HD 3550

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

Radeon HD 3550

Specifications Full list of technical specs


GPU brand ATI
GPU name RV620
Market Desktop
Clock speed 594 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 40
Texture mapping units 4
Render output processors 4
Compute units 2
Pixel rate 2.38 GPixel/s
Texture rate 2.38 GTexel/s
Floating-point performance 47.52 GFLOPS


Memory clock speed 396 MHz
Effective memory clock speed 792 MHz
Memory bus 64 bit
Memory 512 MB
Memory type DDR2
Memory bandwidth 6.34 GB/s

noise and power

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