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Radeon HD 4870 X2 OC / R4870X2-T2D2G-OC

Specifications of the MSI Radeon HD 4870 X2 OC GPU


MSI Radeon HD 4870 X2 OC (part number R4870X2-T2D2G-OC) desktop Graphics Processing Unit was released in August 2008. The card is based on ATI Radeon HD 4870 X2, and manufactured on 55 nm technology. The cards graphics frequency is 780 MHz. It also has 1600 stream processors, 80 texture units, along with 32 color ROPs. The Radeon HD 4870 X2 OC comes with 2 GB of GDDR5 memory. Since the memory operates at 900 MHz, and uses 256 bit bus, the effective memory bandwidth is 230.4 GB/s. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. The maximum power draw of this model is 286 Watt. 3D graphics and game performance of the MSI Radeon HD 4870 X2 OC can be improved if it is paired with another card.

Detailed specifications of the MSI Radeon HD 4870 X2 OC graphics card are available below.

Name / Brand / Architecture

Manufacturer:MSI
Model:Radeon HD 4870 X2 OC
Part number:R4870X2-T2D2G-OC
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
Launch date:August 2008

Frequency

Graphics clock:780 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 12.48 Gigapixels/s
Texture fill rate:2 x 31.2 Gigatexels/s
Single presision compute power:2 x 1248 GFLOPS
Double precision compute power:2 x 249.6 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 4.376 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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