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Radeon HD 6990 / R6990-4PD4GD5

Specifications of the MSI Radeon HD 6990 GPU


MSI Radeon HD 6990 (part number R6990-4PD4GD5) Graphics Processing Unit for desktop market segment is based on AMD Radeon HD 6990, and manufactured on 40 nm technological process. The GPU was introduced in March 2011. The card has 830 MHz graphics clock frequency. Furthermore, it has 3072 stream processors, 192 texture units, as well as 64 color ROPs. The Radeon HD 6990 comes with 4 GB of GDDR5 memory. Since the memory is clocked at 1.25 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 320 GB/s. The GPU supports PCI Express 2.1 interface, and needs 2 motherboard slots. The maximum power consumption of this model is 375 Watt, identical to the reference design. To increase MSI Radeon HD 6990 3D graphics and gaming performance, it can be paired with another card in crossfire mode.

More detailed specifications of the MSI Radeon HD 6990 graphics card you will find below.

Name / Brand / Architecture

Manufacturer:MSI
Model:Radeon HD 6990
Part number:R6990-4PD4GD5
Reference card?:Yes
Based on:AMD Radeon HD 6990 [Compare]
Target market segment:Desktop
Die name:Cayman
Architecture:TeraScale 3 Unified Processing Architecture
Fabrication process:40 nm
Transistors:2 x 2.64 billion
Bus interface:PCI-E 2.1 x 16
Launch date:March 2011

Frequency

Graphics clock:830 MHz
BIOS 2 graphics clock:880 MHz

Memory specifications

Memory size:2 x 2 GB
Memory type:GDDR5
Memory clock:1250 MHz
Memory clock (effective):5 GHz
Memory interface width:2 x 256-bit
Memory bandwidth:2 x 160 GB/s

Cores / Texture

Color ROPs:2 x 32
Z/Stencil ROPs:2 x 128
Stream processors:2 x 1536
Texture units:2 x 96
RAMDACs:400 MHz
Decoders:Adobe Flash
H.264
MPEG-2 (SD & HD)
MPEG-4 Part 2 (DivX/Xvid)
MVC
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:375 W (BIOS 1) or 450 W (BIOS 2)

Video features

Multi-monitor:Up to 6 displays
Maximum digital resolution:2560 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x MSAA
24 x SSAA
Adaptive AA
EQAA
MLAA
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:2 x 26.56 / 28.16 Gigapixels/s
Texture fill rate:2 x 79.68 / 84.48 Gigatexels/s
Single presision compute power:2 x 2549.76 GFLOPS
Double precision compute power:2 x 637.44 GFLOPS
BIOS 2 single presision compute power:2 x 2703.36 GFLOPS
BIOS 2 double precision compute power:2 x 675.84 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):12.20 inches (310 mm) x 4.53 inches (115 mm)
Width:Dual-Slot

Other features / Support

Other features:AMD PowerTune
ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.1
OpenGL support:4.1
DirectX support:11.0
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
Windows XP
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