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Radeon HD 6990 / GV-R699D5-4GD-B

Specifications of the GIGABYTE Radeon HD 6990 GPU


GIGABYTE Radeon HD 6990 (part number GV-R699D5-4GD-B) is a Graphics Processing Unit for desktop market segment, based on AMD Radeon HD 6990. Manufactured on 40 nm technological process, the GPU sports TeraScale 3 Unified Processing architecture. The card has 830 MHz graphics clock frequency. It also has 3072 stream processors, 192 texture units, together with 64 color ROPs. The Radeon HD 6990 comes with 4 GB of GDDR5 memory. Since the memory operates 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 requires 2 slots on the motherboard. This model uses up to 375 Watt of power. To improve GIGABYTE Radeon HD 6990 gaming and 3D graphics performance, it can be paired with another graphics card in crossfire mode.

More detailed specifications of the GIGABYTE Radeon HD 6990 GPU are available below.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 6990
Part number:GV-R699D5-4GD-B
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.** billion
Bus interface:PCI-E 2.1 x 16

Frequency

Graphics clock:830 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 **-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.2**
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

Video features

Multi-monitor:Up to 6 displays
Maximum digital resolution:**0 x 1600
Maximum DVI resolution:**0 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 Gigapixels/s
Texture fill rate:2 x 79.68 Gigatexels/s
Single presision compute power:2 x 2549.76 GFLOPS
Double precision compute power:2 x 637.44 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):12.5 inches (318 mm) x 4.95 inches (126 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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