ATI Mobility Radeon HD 4850: specs and benchmarks

ATI Mobility Radeon HD 4850

Summary

ATI started Mobility Radeon HD 4850 sales 9 January 2009. This is TeraScale 2 architecture notebook card based on 55 nm manufacturing process and primarily aimed at office use. 1 GB of GDDR3 memory clocked at 1.7 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 54.4 GB/s.

Compatibility-wise, this is card attached via PCIe 2.0 x16 interface.

It provides poor gaming and benchmark performance at 4.70 percent of a leader's which is AMD Radeon R9 390 X2.

General info

Of Mobility Radeon HD 4850's architecture, market type and release date.
Place in performance rating
 
Architecture
TeraScale 2
 
Code name
M98
 
Type
Laptop
 
Release date
9 January 2009
 

Technical specs

Mobility Radeon HD 4850's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Mobility Radeon HD 4850's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
800
 
of 8192 (Radeon Pro Duo)
Core clock speed
500 MHz
 
Transistor count
956 million
 
of 21100
Manufacturing process technology
55 nm
 
of 12
Texture fill rate
20.00
 
of 512 (Radeon Pro Duo)
Floating-point performance
800.0 gflops
 
of 16384 (Radeon Pro Duo)

Compatibility, dimensions and requirements

Information on Mobility Radeon HD 4850's compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
Laptop size
large
 
Interface
PCIe 2.0 x16
 

Memory specs

Parameters of memory installed on Mobility Radeon HD 4850: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
GDDR3
 
Maximum RAM amount
1 GB
 
of 32
Memory bus width
256 Bit
 
of 8192 (Radeon Pro Duo)
Memory clock speed
1700 MHz
 
of 11408 (TITAN Xp)
Memory bandwidth
54.4 GB/s
 
of 1024 (Radeon Pro Duo)
Shared memory
-
 

Technologies

Technological solutions and APIs supported by Mobility Radeon HD 4850. You'll probably need this information if you need some particular technology for your purposes.
Powerplay
+
 
1x Dual-Link/Single-Link DVI
+
 
PCI-E 2.0 x16
+
 
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)
+
 

API support

APIs supported by Mobility Radeon HD 4850, sometimes including their particular versions.
DirectX
10.1
 

Video card benchmarks performance

Non-gaming benchmarks performance of Mobility Radeon HD 4850. Note that overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
4.63
 
 
3DMark Vantage Performance
5263.50
 
 

Game benchmarks (in FPS)

Let's see how good Mobility Radeon HD 4850 is for gaming. Particular gaming benchmark results are measured in FPS, while overall gaming performance is a number in 0-100 range, and the older the game, the less impact it has on the overall grade.
Overall gaming performance
n/d
 
 
Games can run, %
At minimum settings
95.81
At recommended settings
86.77
New games support
44
Games benchmarked by notebookcheck.net
GTA IV - Grand Theft Auto (2008)
low / 600p
61.64
 
medium / 768p
47.07
 
Crysis - CPU Benchmark (2007)
low / 768p
121.95
 
medium / 768p
57.58
 
high / 768p
41.35
 
Crysis - GPU Benchmark (2007)
low / 768p
99.45
 
medium / 768p
60.68
 
high / 768p
44.76
 
World of Warcraft (2005)
medium / 768p
190.00
 
high / 1024p
43.00
 

Relative perfomance

Overall Mobility Radeon HD 4850 performance compared to its nearest competitors. All GPU types participate.

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Advices and comments

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