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Radeon HD3870 X2 1GB GDDR3 / AX3870X2 1GBD3-H

Specifications of the PowerColor Radeon HD3870 X2 1GB GDDR3 GPU


PowerColor Radeon HD3870 X2 1GB GDDR3 (part number AX3870X2 1GBD3-H) is one of a few PowerColor desktop graphics processing units, based on ATI Radeon HD 3870 x 2. The GPU, fabricated on 55 nm manufacturing process, employs Unified Superscalar Shader architecture. The card has graphics clocked at 825 MHz. Furthermore, it has 640 stream processors, 32 texture units, and 32 color ROPs. The Radeon HD3870 X2 1GB GDDR3 embeds 1 GB of GDDR3 memory, utilizing 256 bit bus. The memory is clocked at 900 MHz, which translates to 57.6 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. This model uses up to 165 Watt of power, same as on the reference design. To increase PowerColor Radeon HD3870 X2 1GB GDDR3 gaming and 3D graphics performance, it can be paired with another graphics card in crossfire mode.

More detailed specifications of the PowerColor Radeon HD3870 X2 1GB GDDR3 graphics card you will find below.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:Radeon HD3870 X2 1GB GDDR3
Part number:AX3870X2 1GBD3-H
Based on:ATI Radeon HD 3870 x 2 [Compare]
Target market segment:Desktop
Die name:2 x R680XT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:2 x 666 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:825 MHz

Memory specifications

Memory size:2 x 512 MB
Memory type:GDDR3
Memory clock:900 MHz
Memory clock (effective):1.8 GHz
Memory interface width:2 x 256-bit
Memory bandwidth:57.6 GB/s

Cores / Texture

Color ROPs:2 x 16
Stream processors:2 x 320
Texture units:2 x 16
Texture fetches / clock cycle:Up to 160
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:165 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
Temporal AA
HDMI:Yes
HDMI version:1.2

Performance

Pixel fill rate:2 x 13.2 Gigapixels/s
Texture fill rate:2 x 13.2 Gigatexels/s
Single presision compute power:2 x 528 GFLOPS
Double precision compute power:2 x 105.6 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):10.55 inches (268 mm) x 4.49 inches (114 mm)
Width:Dual-Slot

Other features / Support

Other features:ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
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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