ATI Mobility Radeon HD 3870 videocard review

Mobility Radeon HD 3870 videocard released by ATI; release date: 4 June 2008. The videocard is designed for laptop-computers and based on TeraScale microarchitecture codenamed M88.

Core clock speed - 660 MHz. Texture fill rate - 10.56 GTexel / s. Pipelines - 320. Floating-point performance - 422.4 gflops. Manufacturing process technology - 55 nm. Transistors count - 666 million. Power consumption (TDP) - 55 Watt.

Memory type: GDDR3. Maximum RAM amount - 512 MB. Memory bus width - 256 Bit. Memory clock speed - 1700 MHz. Memory bandwidth - 54.4 GB / s. Shared memory - 0.

Benchmarks

PassMark
G3D Mark

Top 1 GPU

This GPU

38534

548

PassMark
G2D Mark

Top 1 GPU

This GPU

1294

288

Name	Value
PassMark - G3D Mark	548
PassMark - G2D Mark	288

Games performance

Supreme Commander - FA Bench (2007)

High, 1024x768

30.80

Crysis - GPU Benchmark (2007)

High, 1024x768

26.00

Half Life 2 - Lost Coast Benchmark (2005)

High, 1024x768

98.00

Doom 3 (2004)

Low, 640x480	125.00
Ultra, 1024x768	117.00

Specifications (specs)

Essentials
Architecture	TeraScale
Code name	M88
Launch date	4 June 2008
Place in performance rating	537
Type	Laptop
Technical info
Core clock speed	660 MHz
Floating-point performance	422.4 gflops
Manufacturing process technology	55 nm
Pipelines	320
Texture fill rate	10.56 GTexel / s
Thermal Design Power (TDP)	55 Watt
Transistor count	666 million

Video outputs and ports
Display Connectors	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16
Laptop size	large
API support
DirectX	10.1
OpenGL	3.3
Memory
Maximum RAM amount	512 MB
Memory bandwidth	54.4 GB / s
Memory bus width	256 Bit
Memory clock speed	1700 MHz
Memory type	GDDR3
Shared memory	0
Technologies
PowerPlay 7.0