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Radeon HD 7990 Dual GPU / GV-R799D5-6GD-B

Specifications of the GIGABYTE Radeon HD 7990 Dual GPU GPU


GIGABYTE Radeon HD 7990 Dual GPU (part number GV-R799D5-6GD-B) Graphics Processing Unit for desktop market segment is based on AMD Radeon HD 7990. The GPU is built on 28 nm technological process. The card has 950 MHz graphics clock frequency. It also has 4096 stream processors, 64 color ROPs, as well as 256 texture units. The Radeon HD 7990 Dual GPU incorporates 6 GB of GDDR5 memory, using 384 bit bus. The memory is clocked at 1.5 GHz, which results in 576 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and uses 2 slots on the motherboard. The maximum power draw of this model is 500 Watt.

Below you will find detailed specs of the GIGABYTE Radeon HD 7990 Dual GPU card.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 7990 Dual GPU
Part number:GV-R799D5-6GD-B
Based on:AMD Radeon HD 7990 [Compare]
Target market segment:Desktop
Die name:Tahiti XT x 2
Architecture:Graphics Core Next
Fabrication process:28 nm
Transistors:2 x 4.31 billion
Bus interface:PCI-E 3.0 x 16

Frequency

Graphics clock:950 MHz
Boost clock:1000 MHz

Memory specifications

Memory size:2 x 3 GB
Memory type:GDDR5
Memory clock:1500 MHz
Memory clock (effective):6 GHz
Memory interface width:2 x 384-bit
Memory bandwidth:2 x 288 GB/s

Cores / Texture

Compute units:2 x 32
Color ROPs:2 x 32
Z/Stencil ROPs:2 x 128
Stream processors:2 x 2048
Texture units:2 x 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:2- way (4-way)

Electric characteristics

Maximum power draw:500 W

Video features

Multi-monitor:Up to 5 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 2.0
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:2 x 32 Gigapixels/s
Texture fill rate:2 x 128 Gigatexels/s
Single presision compute power:2 x 4096 GFLOPS
Double precision compute power:2 x ** GFLOPS

External connectors

Standard display connectors:4 x Mini-DP
Dual-Link DVI-I
Power connectors:2 x 8-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):12.60 inches (320 mm) x 5.95 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:11.1
Mantle support:Yes
Shader model:5.0
Windows driver support:Windows 7
Windows Vista

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