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Radeon HD 8990 OEM
Manufacturer:AMD
Series:HD 8xxx (Sea Islands)
Codename:Malta
Architecture:GCN 1.0
Release date:2013. April 24.
Die count:2
http://gamesystemrequirements.com/
Die size:2x 365 mm2
Fab:28 nm
Transistors:2x 4313 millions
Bus interface:PCI-E 3.0 x16
Clock rates
Core clock:950 MHz
Core clock (Boost):1000 MHz
Memory clock:1500 MHz
Effective memory clock (DDR):6000 MHz
Memory
Memory size:2x 3072 MB
Memory bus type:
http://gamesystemrequirements.com/
GDDR5
Memory bus width:2x 384 bit
Memory bandwidth (maximum):2x 288 GB/s
Core units
Unified shader units:
(Stream processors)
2x 2048
Texture mapping units (TMU):
http://gamesystemrequirements.com/
2x 128
Render output units (ROP):2x 32
Compute units:2x 32
Performance
Pixel fillrate:2x 30.4 (GP/s)
Texture fillrate:
http://gamesystemrequirements.com/
2x 121.6 (GT/s)
Single Precision (peak):7782 GFLOPS
Supported Technologies:
DirectX:12OpenGL:4.5
Pixel shader:
http://gamesystemrequirements.com/
5.0
OpenCL:1.2
Mantle:Yes
Thermal Design Power (TDP,Max):375 W
Energy efficiency:
http://gamesystemrequirements.com/
- Single Precision / TDP:20.75 GFLOPS/W
Release price (USD):1000 USD
Performance/price ratio:7.78 GFLOPS/$
Performance
(Benchmark):
9 / 10
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Recommended CPUs:
Core i7-6950X
Core i7-6900K
Core i7-5960X
Core i7-6850K
Core i7-6800K
Core i7-4960X
Core i7-5930K
Core i7-3970X
Core i7-4930K
Core i7-5820K
Core i7-3960X
Core i7-3930K
Core i7-6700K
Core i7-5775R
Core i7-4790K
Core i7-5775C
Core i7-4770R
Core i7-6700
Core i7-3820
Core i7-4790S
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