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Radeon HD 6870 X2

Specifications of the PowerColor Radeon HD 6870 X2 GPU


Introduced in June 2011, PowerColor Radeon HD 6870 X2 desktop Graphics Processing Unit is based on AMD Radeon HD 6870, and manufactured on 40 nm technological process. The card has 900 MHz graphics clock frequency. Furthermore, it has 2240 stream processors, 64 color ROPs, as well as 112 texture units. The Radeon HD 6870 X2 comes with 2 GB of GDDR5 memory. Since the memory is clocked at 1.05 GHz, and uses 256 bit bus, the effective memory bandwidth is 268.8 GB/s. The GPU supports PCI Express 2.1 interface, and needs 2 motherboard slots. The maximum power consumption of this model is 285 Watt. Game and 3D graphics performance of the PowerColor Radeon HD 6870 X2 can be improved if it is paired with another card.

More detailed specifications of the PowerColor Radeon HD 6870 X2 graphics card are available below.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:Radeon HD 6870 X2
Based on:AMD Radeon HD 6870 [Compare]
Target market segment:Desktop
Die name:2 x Barts XT (RV940)
Architecture:TeraScale 2 Unified Processing Architecture
Fabrication process:40 nm
Transistors:2 x 1.7 billion
Bus interface:PCI-E 2.1 x 16
Launch date:June 2011

Frequency

Graphics clock:900 MHz

Memory specifications

Memory size:2 x 1 GB
Memory type:GDDR5
Memory clock:1050 MHz
Memory clock (effective):4.2 GHz
Memory interface width:2 x 256-bit
Memory bandwidth:2 x 134.4 GB/s

Cores / Texture

Color ROPs:2 x 32
Z/Stencil ROPs:2 x 128
Stream processors:2 x 1120
Texture units:2 x 56
RAMDACs:400 MHz
Decoders:Adobe Flash
H.264
MPEG-2 (SD & HD)
MPEG-4 Part 2 (DivX/Xvid)
MVC
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:285 W

Video features

Multi-monitor:Up to 6 displays
Maximum digital resolution:2560 x 1600
Maximum DP 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 MSAA
24 x SSAA
Adaptive AA
MLAA
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:2 x 28.8 Gigapixels/s
Texture fill rate:2 x 50.4 Gigatexels/s
Single presision compute power:2 x 2016 GFLOPS
Double precision compute power:n/a

External connectors

Standard display connectors:2 x Mini-DP
Dual-Link DVI-I
HDMI
Single-Link DVI-D
Power connectors:2 x 8-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):11.5 inches (292.1 mm) x 4.38 inches (111.2 mm)
Width:Dual-Slot

Other features / Support

Other features:ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.1
OpenGL support:4.1
DirectX support:11.0
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
Windows XP
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