home > Radeon HD 4870 X2 / CGAX-48748X2

 
Radeon HD 4870 X2 / CGAX-48748X2

Specifications of the Club 3D Radeon HD 4870 X2 GPU


Club 3D Radeon HD 4870 X2 (part number CGAX-48748X2) is a Graphics Processing Unit, based on ATI Radeon HD 4870 X2, and built on 55 nm technology. The GPU is targeted at desktop market segment. The card has 750 MHz graphics clock frequency. It also has 1600 stream processors, 32 color ROPs, together with 80 texture units. The Radeon HD 4870 X2 incorporates 2 GB of GDDR5 memory. Because the memory operates at 900 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 230.4 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 slots on the motherboard. The maximum power draw of this model is 310 Watt, identical to the reference design. 3D graphics and game performance of the Club 3D Radeon HD 4870 X2 can be improved if it is paired with another graphics card.

More detailed specifications of the Club 3D Radeon HD 4870 X2 GPU are available below.

Name / Brand / Architecture

Manufacturer:Club 3D
Model:Radeon HD 4870 X2
Part number:CGAX-48748X2
Reference card?:Yes
Based on:ATI Radeon HD 4870 X2 [Compare]
Target market segment:Desktop
Die name:RV770 XT x 2
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:2 x 956 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:750 MHz

Memory specifications

Memory size:2 x 1 GB
Memory type:GDDR5
Memory clock:900 MHz
Memory clock (effective):3.6 GHz
Memory interface width:2 x **-bit
Memory bandwidth:2 x 115.2 GB/s

Cores / Texture

Color ROPs:2 x 16
Stream processors:2 x 800
Texture units:2 x 40
Texture fetches / clock cycle:Up to 320
Textures/pixel:Up to 128
RAMDACs:400 MHz
Decoders:DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:286 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
Super AA
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:2 x 12 Gigapixels/s
Texture fill rate:2 x 30 Gigatexels/s
Single presision compute power:2 x 1200 GFLOPS
Double precision compute power:2 x 240 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:1 x 6-pin
1 x 8-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):10.5 inches (267 mm) x 4.57 inches (116 mm)
Width:Dual-Slot

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
Email:info@Mobilegpu.com  All rights reserved.