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Radeon HD4870X2 2GB GDDR5 / AX4870X2 2GBD5-H

Specifications of the PowerColor Radeon HD4870X2 2GB GDDR5 GPU


PowerColor Radeon HD4870X2 2GB GDDR5 (part number AX4870X2 2GBD5-H) is a Graphics Processing Unit, aimed at desktop market segment. The GPU is based on ATI Radeon HD 4870 X2 model, and manufactured on 55 nm technology. The cards graphics frequency is 750 MHz. It also has 1600 stream processors, 32 color ROPs, along with 80 texture units. The Radeon HD4870X2 2GB GDDR5 comes with 2 GB of GDDR5 memory. Because the memory runs 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 uses 2 motherboard slots. This model needs up to 286 Watt of power. Game and 3D graphics performance of the PowerColor Radeon HD4870X2 2GB GDDR5 can be improved if it is paired with a similar graphics card.

Below you will find detailed specs of the PowerColor Radeon HD4870X2 2GB GDDR5 GPU.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:Radeon HD4870X2 2GB GDDR5
Part number:AX4870X2 2GBD5-H
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 256-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.264
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:2560 x 1600
Maximum DVI resolution:2560 x 1600
Maximum HDMI resolution:1920 x 1200
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
HDMI
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 4.376 inches (111 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
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