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Radeon HD HD7990 6GB GDDR5 / AX7990 6GBD5-2DHJ

Specifications of the PowerColor Radeon HD HD7990 6GB GDDR5 GPU


Introduced in August 2012, PowerColor Radeon HD HD7990 6GB GDDR5 (part number AX7990 6GBD5-2DHJ) desktop Graphics Processing Unit is based on AMD Radeon HD 7990, and produced on 28 nm manufacturing process. The cards graphics frequency is 900 MHz. It also has 4096 stream processors, 256 texture units, together with 64 color ROPs. The Radeon HD HD7990 6GB GDDR5 incorporates 6 GB of GDDR5 memory, using 384 bit bus. The memory is clocked at 1.375 GHz, which gives 528 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and needs 3 motherboard slots. The maximum power consumption of this model is 500 Watt.

More detailed specifications of the PowerColor Radeon HD HD7990 6GB GDDR5 graphics card are available below.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:Radeon HD HD7990 6GB GDDR5
Part number:AX7990 6GBD5-2DHJ
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
Launch date:August 2012

Frequency

Graphics clock:900 MHz
Boost clock:925 MHz

Memory specifications

Memory size:2 x 3 GB
Memory type:GDDR5
Memory clock:1375 MHz
Memory clock (effective):5.5 GHz
Memory interface width:2 x 384-bit
Memory bandwidth:2 x 264 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.264
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 6 displays
Maximum DP resolution:4096 x 2160
Maximum DVI resolution:2560 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 29.6 Gigapixels/s
Texture fill rate:2 x 118.4 Gigatexels/s
Single presision compute power:2 x 3788.8 GFLOPS
Double precision compute power:2 x 947.2 GFLOPS

External connectors

Standard display connectors:2 x Mini-DP
Dual-Link DVI-I
HDMI
Single Link DVI-D
Power connectors:3 x 8-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):12.40 inches (315 mm) x 5.51 inches (140 mm)
Width:Triple-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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