Radeon HD 6990

Manufacturer:AMD
Series:HD 6xxx (Northern Islands)
Codename:Antilles XT
Release date:2011. March 08.
Die count:2
Die size:2x 389 mm2
Fab:40 nm
Transistors:2x 2640 millions
Bus interface:PCI-E 2.1 x16
Radeon HD 6990

Clock rates

Core clock:830 MHz
Memory clock:1250 MHz
Effective memory clock (DDR):10000 MHz

Memory

Memory size:2x 2048 MB
Memory bus type:
https://gamesystemrequirements.com/
GDDR5
Memory bus width:2x 256 bit
Memory bandwidth (maximum):2x 160 GB/s

Core units

Unified shader units:2x 1536
Texture mapping units (TMU):2x 96
Render output units (ROP):2x 32
Compute units:2x 24

Supported Technologies:

DirectX:11
OpenGL:4.4
OpenCL:1.2
AMD Eyefinity, AMD Crossfire

Performance

Pixel fillrate:2x 26.5 (GP/s)
Texture fillrate:2x 79.6 (GT/s)
Thermal Design Power (TDP,Max):375 W
Release price (USD):699 USD
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