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Radeon HD 4860

Specifications of the ATI Radeon HD 4860 GPU


ATI Radeon HD 4860 is a desktop Graphics Processing Unit, that utilizes Unified Superscalar Shader architecture and is produced on 55 nm technological process. The GPU was launched in September 2009. The cards graphics frequency is 700 MHz. Furthermore, it has 640 stream processors, 32 texture units, as well as 16 color ROPs. The Radeon HD 4860 embeds 1 GB of GDDR5 memory, utilizing 256 bit bus. The memory is clocked at 750 MHz, which translates to 96 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface.

More detailed specifications of the ATI Radeon HD 4860 graphics card you will find below.

Name / Brand / Architecture

Manufacturer:ATI
Model:Radeon HD 4860
Reference card?:Yes
Target market segment:Desktop
Die name:RV790 GT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:959 million
Bus interface:PCI-E 2.0 x 16
Launch date:September 2009

Frequency

Graphics clock:700 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:750 MHz
Memory clock (effective):3 GHz
Memory interface width:**-bit
Memory bandwidth:96 GB/s

Cores / Texture

Color ROPs:16
Stream processors:**0
Texture units:32
RAMDACs:400 MHz
Decoders:DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options:4-way

Electric characteristics

Maximum power draw:130 W

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:**0 x 1600
Maximum DVI resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:11.2 Gigapixels/s
Texture fill rate:22.4 Gigatexels/s
Single presision compute power:896 GFLOPS
Double precision compute power:179.2 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:2 x 6-pin
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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