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Radeon HD 6870 Overclocked / GV-R687OC-1GD

Specifications of the GIGABYTE Radeon HD 6870 Overclocked GPU


GIGABYTE Radeon HD 6870 Overclocked (part number GV-R687OC-1GD) is a desktop Graphics Processing Unit, based on AMD Radeon HD 6870, and built on 40 nm manufacturing process. The card has 915 MHz graphics clock frequency. Furthermore, it has 1120 stream processors, 56 texture units, together with 32 color ROPs. The Radeon HD 6870 Overclocked incorporates 1 GB of GDDR5 memory. Since the memory is clocked at 1.05 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 134.4 GB/s. The GPU supports PCI Express 2.1 interface, and requires 2 slots on the motherboard. This model uses up to 151 Watt of power, identical to the reference design. To improve GIGABYTE Radeon HD 6870 Overclocked 3D graphics and gaming performance, it can be paired with another graphics card in crossfire mode.

Below you will find detailed specifications of the GIGABYTE Radeon HD 6870 Overclocked GPU.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 6870 Overclocked
Part number:GV-R687OC-1GD
Based on:AMD Radeon HD 6870 [Compare]
Target market segment:Desktop
Die name:Barts XT (RV940)
Architecture:TeraScale 2 Unified Processing Architecture
Fabrication process:40 nm
Transistors:1.7 billion
Bus interface:PCI-E 2.1 x 16

Frequency

Graphics clock:915 MHz

Memory specifications

Memory size:1024 MB
Memory type:GDDR5
Memory clock:1050 MHz
Memory clock (effective):4.2 GHz
Memory interface width:256-bit
Memory bandwidth:134.4 GB/s

Cores / Texture

Color ROPs:32
Z/Stencil ROPs:128
Stream processors:1120
Texture units: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:151 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:29.28 Gigapixels/s
Texture fill rate:51.24 Gigatexels/s
Single presision compute power:2049.6 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 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):11.42 inches (290 mm) x 4.95 inches (126 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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