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RADEON HD7990 D5 6GB

Zalman RADEON HD7990 D5 6GB Graphics Processing Unit for desktop market segment is based on AMD Radeon HD 7990. The GPU is produced on 28 nm manufacturing process. The card has graphics clocked at 950 MHz. Furthermore, it has 4096 stream processors, 64 color ROPs, and 256 texture units. The RADEON HD7990 D5 6GB embeds 6 GB of GDDR5 memory. Since the memory is clocked at 1.5 GHz, and uses 384 bit interface, the effective memory bandwidth is 576 GB/s. The GPU supports PCI Express 3.0 interface, and needs 2 motherboard slots. This model uses up to 500 Watt of power.

Detailed specifications of the graphics card are available below.

Zalman RADEON HD7990 D5 6GB GPU specifications

Name / Brand / Architecture

Manufacturer: Zalman
Model: RADEON HD7990 D5 6GB
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 6 displays
Maximum DP resolution: 4096 x 2160
Maximum DVI resolution: **0 x 1600
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: 3 x 8-pin
Audio input for HDMI: Yes

Dimensions

Size (length x height): 12 inches (305 mm) x 4.17 inches (106 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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