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Radeon HD 7970 Overclocked / GV-R797OC-3GD

Specifications of the GIGABYTE Radeon HD 7970 Overclocked GPU


GIGABYTE Radeon HD 7970 Overclocked (part number GV-R797OC-3GD) is a desktop Graphics Processing Unit, based on AMD Radeon HD 7970, and fabricated on 28 nm manufacturing process. The card has 1 GHz graphics clock frequency. It also has 2048 stream processors, 128 texture units, together with 32 color ROPs. The Radeon HD 7970 Overclocked incorporates 3 GB of GDDR5 memory. Because the memory operates at 1.375 GHz, and utilizes 384 bit bus, the effective memory bandwidth is 264 GB/s. The GPU supports PCI Express 3.0 interface, and requires 2 slots on the motherboard. This model needs up to 250 Watt of power, on a par with the reference design.

More detailed specifications of the GIGABYTE Radeon HD 7970 Overclocked graphics card are available below.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 7970 Overclocked
Part number:GV-R797OC-3GD
Reference card?:No
Based on:AMD Radeon HD 7970 [Compare]
Target market segment:Desktop
Die name:Tahiti XT
Architecture:Graphics Core Next
Fabrication process:28 nm
Transistors:4.31 billion
Bus interface:PCI-E 3.0 x 16
Price at launch:$549

Frequency

Graphics clock:1000 MHz

Memory specifications

Memory size:3072 MB
Memory type:GDDR5
Memory clock:1375 MHz
Memory clock (effective):5.5 GHz
Memory interface width:384-bit
Memory bandwidth:2** GB/s

Cores / Texture

Compute units:32
Color ROPs:32
Z/Stencil ROPs:128
Stream processors:2048
Texture units:128
RAMDACs:400 MHz
Decoders:Adobe Flash
DXVA 1.0 & 2.0
H.2**
MPEG 2 (SH & HD)
MPEG-4 Part 2 (DivX/Xvid)
MVC (Blu-ray 3D)
VC-1
WMV HD

SLI / Crossfire

Maximum crossfire options:4-way

Electric characteristics

Maximum power draw:250 W

Video features

Multi-monitor:Up to 6 displays
Maximum DP resolution:4096 x 2160
Maximum DVI resolution:**0 x 1600
Maximum HDMI resolution:4096 x 3112
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:32 Gigapixels/s
Texture fill rate:128 Gigatexels/s
Single presision compute power:4096 GFLOPS
Double precision compute power:** GFLOPS

External connectors

Standard display connectors:2 x Mini-DP
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):11.22 inches (285 mm) x 4.95 inches (126 mm)
Width:Dual-Slot

Other features / Support

Other features:AMD PowerTune
AMD ZeroCore Power
ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.2
OpenGL support:4.2
DirectX support:11.0
Mantle support:Yes
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
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