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ASUS ROG HD 3850 X2 Image ATI RV670 Image

Graphics Processor

GPU Name: RV670
GPU Variant: RV670 PRO
Architecture: TeraScale
Process Size: 55 nm
Transistors: 666 million
Die Size: 192 mm²

Graphics Card

Released: Apr 4th, 2008
Production Status: End-of-life
Bus Interface: PCIe 2.0 x16
ASUS ROG Part #: EAH3850X2/HTDI/1G

Clock Speeds

GPU Clock: 669 MHz
Memory Clock: 828 MHz
1656 MHz effective


Memory Size: 512 MB x2
Memory Type: GDDR3
Memory Bus: 256 bit x2
Bandwidth: 53.0 GB/s x2

Render Config

Shading Units: 320 x2
TMUs: 16 x2
ROPs: 16 x2
Compute Units: 4 x2
Pixel Rate: 10.70 GPixel/s x2
Texture Rate: 10.70 GTexel/s x2
Floating-point performance: 428.2 GFLOPS x2

Board Design

Slot Width: Dual-slot
Length: 10.5 inches
267 mm
TDP: 140 W
Outputs: 2x DVI
1x S-Video

Graphics Features

DirectX: 10.1
OpenGL: 3.3
OpenCL: 1.0
Shader Model: 4.1


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Our review database contains 1 reviews of the HD 3850 X2.

Other retail boards based on this design

Name GPU Clock Memory Clock Other Changes
ASUS ROG HD 3850 X2 669 MHz 828 MHz