ATI Radeon HD 4850 X2 videocard review

Radeon HD 4850 X2 videocard released by ATI; release date: 7 November 2008. At the time of release, the videocard cost $420. The videocard is designed for desktop-computers and based on TeraScale microarchitecture codenamed R700.

Core clock speed - 625 MHz. Texture fill rate - 2x 25 GTexel / s billion / sec. Pipelines - 2x 800. Floating-point performance - 2x 1,000.0 gflops. Manufacturing process technology - 55 nm. Transistors count - 956 million. Power consumption (TDP) - 250 Watt.

Memory type: GDDR3. Maximum RAM amount - 2x 512 MB. Memory bus width - 2x 256 Bit. Memory clock speed - 1990 MHz. Memory bandwidth - 2x 63.7 GB / s.

Benchmarks

PassMark
G3D Mark
Top 1 GPU
This GPU
21571
1132
PassMark
G2D Mark
Top 1 GPU
This GPU
1086
542
Name Value
PassMark - G3D Mark 1132
PassMark - G2D Mark 542

Specifications (specs)

Essentials

Architecture TeraScale
Code name R700
Launch date 7 November 2008
Launch price (MSRP) $420
Place in performance rating 141
Type Desktop

Technical info

Core clock speed 625 MHz
Floating-point performance 2x 1,000.0 gflops
Manufacturing process technology 55 nm
Pipelines 2x 800
Texture fill rate 2x 25 GTexel / s billion / sec
Thermal Design Power (TDP) 250 Watt
Transistor count 956 million

Video outputs and ports

Display Connectors 4x 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 63.7 GB / s
Memory bus width 2x 256 Bit
Memory clock speed 1990 MHz
Memory type GDDR3