ATI Radeon HD 3870 X2 videocard review

Radeon HD 3870 X2 videocard released by ATI; release date: 26 January 2008. At the time of release, the videocard cost $449. The videocard is designed for desktop-computers and based on TeraScale microarchitecture codenamed R680.

Core clock speed - 825 MHz. Texture fill rate - 2x 13.2 GTexel / s billion / sec. Pipelines - 2x 320. Floating-point performance - 2x 528.0 gflops. Manufacturing process technology - 55 nm. Transistors count - 666 million. Power consumption (TDP) - 165 Watt.

Memory type: GDDR3. Maximum RAM amount - 2x 512 MB. Memory bus width - 2x 256 Bit. Memory clock speed - 1802 MHz. Memory bandwidth - 2x 57.7 GB / s.

Benchmarks

PassMark
G3D Mark

Top 1 GPU

This GPU

38534

709

PassMark
G2D Mark

Top 1 GPU

This GPU

1294

224

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225 Frames

3336 Frames

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225.000 Fps

3336.000 Fps

Name	Value
PassMark - G3D Mark	709
PassMark - G2D Mark	224
GFXBench 4.0 - T-Rex	3336 Frames
GFXBench 4.0 - T-Rex	3336.000 Fps

Specifications (specs)

Essentials
Architecture	TeraScale
Code name	R680
Launch date	26 January 2008
Launch price (MSRP)	$449
Place in performance rating	944
Type	Desktop
Technical info
Core clock speed	825 MHz
Floating-point performance	2x 528.0 gflops
Manufacturing process technology	55 nm
Pipelines	2x 320
Texture fill rate	2x 13.2 GTexel / s billion / sec
Thermal Design Power (TDP)	165 Watt
Transistor count	666 million

Video outputs and ports
Display Connectors	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16
Length	267 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin
API support
DirectX	10.1
OpenGL	3.3
Memory
Maximum RAM amount	2x 512 MB
Memory bandwidth	2x 57.7 GB / s
Memory bus width	2x 256 Bit
Memory clock speed	1802 MHz
Memory type	GDDR3