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HD 7990 PCIE 6G GDDR5 / 7990PE56G

Specifications of the Diamond Multimedia HD 7990 PCIE 6G GDDR5 GPU


Diamond Multimedia HD 7990 PCIE 6G GDDR5 (part number 7990PE56G) Graphics Processing Unit for desktop market segment is based on AMD Radeon HD 7990. The GPU is manufactured on 28 nm technological process. The card has graphics clocked at 950 MHz. It also has 4096 stream processors, 256 texture units, along with 64 color ROPs. The HD 7990 PCIE 6G GDDR5 comes with 6 GB of GDDR5 memory. Since the memory is clocked at 1.375 GHz, and utilizes 384 bit bus, the effective memory bandwidth is 528 GB/s. The GPU supports PCI Express 3.0 interface, and uses 2 slots on the motherboard. This model needs up to 500 Watt of power.

Detailed specifications of the Diamond Multimedia HD 7990 PCIE 6G GDDR5 card are available below.

Name / Brand / Architecture

Manufacturer:Diamond Multimedia
Model:HD 7990 PCIE 6G GDDR5
Part number:7990PE56G
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: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 32 Gigapixels/s
Texture fill rate:2 x 128 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 Dual-Link DVI
DisplayPort 1.2
HDMI
Power connectors:3 x 8-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):12.2 inches (306 mm) x 4.375 inches (111 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
Shader model:5.0
Windows driver support:Windows 7
Windows Vista

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