ATI Radeon HD 4870 videocard review

Radeon HD 4870 videocard released by ATI; release date: 25 June 2008. At the time of release, the videocard cost $299. The videocard is designed for desktop-computers and based on TeraScale microarchitecture codenamed RV770.

Core clock speed - 750 MHz. Texture fill rate - 30 GTexel / s. Pipelines - 800. Floating-point performance - 1,200.0 gflops. Manufacturing process technology - 55 nm. Transistors count - 956 million. Power consumption (TDP) - 150 Watt.

Memory type: GDDR5. Maximum RAM amount - 512 MB. Memory bus width - 256 Bit. Memory clock speed - 3600 MHz. Memory bandwidth - 115.2 GB / s.

Benchmarks

PassMark
G3D Mark

Top 1 GPU

This GPU

38588

1376

PassMark
G2D Mark

Top 1 GPU

This GPU

1295

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225 Frames

3346 Frames

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225.000 Fps

3346.000 Fps

Name	Value
PassMark - G3D Mark	1376
PassMark - G2D Mark	44
GFXBench 4.0 - T-Rex	3346 Frames
GFXBench 4.0 - T-Rex	3346.000 Fps

Specifications (specs)

Essentials
Architecture	TeraScale
Code name	RV770
Launch date	25 June 2008
Launch price (MSRP)	$299
Place in performance rating	1331
Type	Desktop
Technical info
Core clock speed	750 MHz
Floating-point performance	1,200.0 gflops
Manufacturing process technology	55 nm
Pipelines	800
Texture fill rate	30 GTexel / s
Thermal Design Power (TDP)	150 Watt
Transistor count	956 million

Video outputs and ports
Display Connectors	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16
Length	250 mm
Supplementary power connectors	2x 6-pin
API support
DirectX	10.1
OpenGL	3.3
Memory
Maximum RAM amount	512 MB
Memory bandwidth	115.2 GB / s
Memory bus width	256 Bit
Memory clock speed	3600 MHz
Memory type	GDDR5