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Sapphire HD 3870 X2 ATOMIC

Sapphire HD 3870 X2 ATOMIC Image ATI R680 Image

Graphics Processor

GPU Name: R680
Process Size: 55 nm
Transistors: 666 million
Die Size: 192 mm²

Graphics Card

Released: Jan 26th, 2008
Jul 11th, 2008
Production Status: End-of-life
Bus Interface: PCIe 2.0 x16

Clock Speeds

GPU Clock: 825 MHz
860 MHz (+4%)
Memory Clock: 900 MHz
931 MHz (+3%)
1800 MHz effective
1862 MHz effective

Memory

Memory Size: 512 MB x2
Memory Type: GDDR4
Memory Bus: 256 bit x2
Bandwidth: 57.6 GB/s x2
59.6 GB/s x2

Render Config

Shading Units: 320 x2
TMUs: 16 x2
ROPs: 16 x2
Compute Units: 4 x2
Pixel Rate: 13.2 GPixel/s x2
13.8 GPixel/s x2
Texture Rate: 13.2 GTexel/s x2
13.8 GTexel/s x2
Floating-point performance: 528.0 GFLOPS x2
550.4 GFLOPS x2

Board Design

Slot Width: Dual-slot
Single-slot
Length: 10.5 inches
10.63 inches
267 mm
270 mm
TDP: 165 W
Outputs: 2x DVI
1x S-Video
Power Connectors: 1x 6-pin + 1x 8-pin

Graphics Features

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

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Reviews

Our review database contains 72 reviews of the HD 3870 X2 ATOMIC.

Other retail boards based on this design

Name GPU Clock Memory Clock Other Changes
ASUS ROG HD 3870 X2 TOP 851 MHz 954 MHz 4x DVI 1x S-Video
Sapphire HD 3870 X2 ATOMIC 860 MHz 931 MHz 10.63 inches, Single-slot