ATI Mobility Radeon HD 4850 videocard review

Mobility Radeon HD 4850 videocard released by ATI; release date: 9 January 2009. The videocard is designed for laptop-computers and based on TeraScale microarchitecture codenamed M98.

Core clock speed - 500 MHz. Texture fill rate - 20 GTexel / s. Pipelines - 800. Floating-point performance - 800.0 gflops. Manufacturing process technology - 55 nm. Transistors count - 956 million.

Memory type: GDDR3. Maximum RAM amount - 1 GB. 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

866

PassMark
G2D Mark

Top 1 GPU

This GPU

1294

472

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225 Frames

2486 Frames

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225.000 Fps

2486.000 Fps

Name	Value
PassMark - G3D Mark	866
PassMark - G2D Mark	472
GFXBench 4.0 - T-Rex	2486 Frames
GFXBench 4.0 - T-Rex	2486.000 Fps

Games performance

1. StarCraft 2 (2010)
2. GTA IV - Grand Theft Auto (2008)
3. Left 4 Dead (2008)
4. Trackmania Nations Forever (2008)
5. Call of Duty 4 - Modern Warfare (2007)

6. Supreme Commander - FA Bench (2007)
7. Crysis - GPU Benchmark (2007)
8. World in Conflict - Benchmark (2007)
9. World of Warcraft (2005)
10. Doom 3 (2004)
11. Quake 3 Arena - Timedemo (1999)

StarCraft 2 (2010)

Low, 1024x768	254.00
Medium, 1360x768	73.00
High, 1360x768	50.00
Ultra, 1920x1080	30.00

GTA IV - Grand Theft Auto (2008)

Low, 800x600	61.60
Medium, 1024x768	47.07

Left 4 Dead (2008)

High, 1024x768

115.00

Trackmania Nations Forever (2008)

High, 1024x768	85.40
Ultra, 1920x1080	40.60

Call of Duty 4 - Modern Warfare (2007)

Low, 800x600	165.30
Medium, 1024x768	100.20
High, 1280x1024	66.25

Supreme Commander - FA Bench (2007)

Medium, 1024x768	57.20
High, 1024x768	49.80

Crysis - GPU Benchmark (2007)

Low, 1024x768	99.40
Medium, 1024x768	60.70
High, 1024x768	44.76

World in Conflict - Benchmark (2007)

Medium, 1024x768	65.50
High, 1024x768	40.00

World of Warcraft (2005)

Medium, 1024x768	190.00
High, 1280x1024	43.00

Doom 3 (2004)

Low, 640x480	186.30
Ultra, 1024x768	182.50

Quake 3 Arena - Timedemo (1999)

High, 1024x768

579.00

Specifications (specs)

Essentials
Architecture	TeraScale
Code name	M98
Launch date	9 January 2009
Place in performance rating	549
Type	Laptop
Technical info
Core clock speed	500 MHz
Floating-point performance	800.0 gflops
Manufacturing process technology	55 nm
Pipelines	800
Texture fill rate	20 GTexel / s
Transistor count	956 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	1 GB
Memory bandwidth	54.4 GB / s
Memory bus width	256 Bit
Memory clock speed	1700 MHz
Memory type	GDDR3
Shared memory	0
Technologies
1x Dual-Link/Single-Link DVI
1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer)
DisplayPort support up to 2560x1600
HDMI support up to 1920x1080 (both with 7.1 AC3 Audio)
PCI-E 2.0 x16
Powerplay