ASUS Radeon HD 3850 OC Gear 

Released January, 2008
  • 669 MHz
  • 512 MB GDDR3

Features Key features of the Radeon HD 3850

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

Radeon HD 3850
53.1 GB/s
Radeon HD 5450
6.4 GB/s
Radeon HD 4850
63.55 GB/s

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

Radeon HD 3850
10.7 GPixel/s
Radeon HD 5450
2.6 GPixel/s
Radeon HD 4850
10 GPixel/s

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

Radeon HD 3850
10.7 GTexel/s
Radeon HD 4850
25 GTexel/s
Radeon HD 5450
5.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3850
428.16 GFLOPS
Radeon HD 4850
1,000 GFLOPS
Radeon HD 5450

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

Radeon HD 3850

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

Radeon HD 3850

Reviews Word on the street for the Radeon HD 3850

Specifications Full list of technical specs


GPU brand ATI
GPU name RV670 PRO
Market Desktop
Clock speed 669 MHz
Is dual GPU No
Reference card ATi Radeon HD 3850 668 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 428.16 GFLOPS


Memory clock speed 829 MHz
Effective memory clock speed 1,658 MHz
Memory bus 256 bit
Memory 512 MB
Memory type GDDR3
Memory bandwidth 53.1 GB/s

noise and power

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