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Mobility Radeon HD 4850 X2

Specifications of the ATI Mobility Radeon HD 4850 X2 GPU


ATI Mobility Radeon HD 4850 X2 mobile Graphics Processing Unit was introduced in January 2009. The card makes use of Unified Superscalar Shader architecture, and it is manufactured on 55 nm technological process. The cards graphics frequency is 500 MHz. Furthermore, it has 1600 stream processors, 32 color ROPs, as well as 80 texture units. The Mobility Radeon HD 4850 X2 embeds 2 GB of GDDR5 memory. Because the memory is clocked at 700 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 179.2 GB/s. The GPU supports PCI Express 2.0 interface. 3D graphics and game performance of the ATI Mobility Radeon HD 4850 X2 can be improved if it is paired with another card.

More detailed specifications of the ATI Mobility Radeon HD 4850 X2 graphics card you will find below.

Name / Brand / Architecture

Manufacturer:ATI
Model:Mobility Radeon HD 4850 X2
mGPU model number:2 x M98
Reference card?:Yes
Target market segment:Mobile
Die name:2 x RV770
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:956 million
Bus interface:PCI-E 2.0 x 16
Launch date:January 2009

Frequency

Graphics clock:500 MHz

Memory specifications

Memory size:2 x 1024 MB
Memory type:GDDR5
Memory clock:700 MHz
Memory clock (effective):2800 MHz
Memory interface width:2 x 256-bit
Memory bandwidth:2 x 89.6 GB/s

Cores / Texture

Color ROPs:2 x 16
Stream processors:2 x 800
Texture units:2 x 40
RAMDACs:400 MHz
Decoders:DivX
H.264
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:2560 x 1600
Maximum VGA resolution:2048 x 1536
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:2 x 8 Gigapixels/s
Texture fill rate:2 x 20 Gigatexels/s
Single presision compute power:2 x 800 GFLOPS
Double precision compute power:2 x 160 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI
DisplayPort
HDMI
Audio input for HDMI:Yes

Other features / Support

Other features:ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.0
OpenGL support:3.3
DirectX support:10.1
Shader model:4.1
Windows driver support:Windows 7
Windows Vista
Windows XP
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