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Radeon HD7990 6GB GDDR5 V2 / VX7990 6GBD5-M4DH

VTX3D Radeon HD7990 6GB GDDR5 V2 (part number VX7990 6GBD5-M4DH) is one of a few VTX3D Graphics Processing Units for desktop market. Based on AMD Radeon HD 7990, and The GPU is built on 28 nm manufacturing process, and features Graphics Core Next architecture. The card has 950 MHz graphics clock frequency. It also has 4096 stream processors, 256 texture units, as well as 64 color ROPs. The Radeon HD7990 6GB GDDR5 V2 incorporates 6 GB of GDDR5 memory. Because the memory is clocked at 1.5 GHz, and uses 384 bit interface, the effective memory bandwidth is 576 GB/s. The GPU has PCI Express 3.0 interface, and requires 2 slots on the motherboard. This model uses up to 500 Watt of power.

Below you will find more detailed specifications of the card.

VTX3D Radeon HD7990 6GB GDDR5 V2 GPU specifications

Name / Brand / Architecture

Manufacturer: VTX3D
Model: Radeon HD7990 6GB GDDR5 V2
Part number: VX7990 6GBD5-M4DH
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

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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