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Radeon HD 7990 - 1
GeForce GTX Titan - 1
Manufacturer:
AMD
NVIDIA
Series:
HD 7xxx (Southern Islands)
GeForce 700
Codename:
Malta
GK110-400-A1
Architecture:
Kepler
Release date:
2013. April 23.
2013. February 19.
Die count:
2
http://gamesystemrequirements.com/
1
http://gamesystemrequirements.com/
Die size:
2x 352 mm2
561 mm2
Fab:
28 nm
28 nm
Transistors:
2x 4313 millions
7080 millions
Bus interface:
PCI-E 3.0 x16
PCI-E 3.0 x16
Clock rates
Core clock:
950 MHz
836 MHz
Core clock (Boost):
1000 MHz
876 MHz
Memory clock:
1500 MHz
1502 MHz
Effective memory clock (DDR):
6000 MHz
6008 MHz
Memory
Memory size:
2x 3072 MB
6144 MB
Memory bus type:
GDDR5
GDDR5
Memory bus width:
2x 384 bit
384 bit
Memory bandwidth (maximum):
2x 288 GB/s
288.4 GB/s
Core units
Unified shader units:
2x 2048
2688
Texture mapping units (TMU):
2x 128
224
Render output units (ROP):
2x 32
48
Compute units:
2x 32
SMX/SMM count:
14
Performance
Pixel fillrate:
2x 32 (GP/s)
46.8 (GP/s)
Texture fillrate:
2x 128 (GT/s)
187.3 (GT/s)
Single Precision (peak):
8200 GFLOPS
4494 GFLOPS
Double Precision (peak):
1894 GFLOPS
1300 GFLOPS
Supported Technologies:
DirectX:
12
11
Pixel shader:
5.0
5.0
OpenGL:
4.4
4.5
OpenCL:
1.2
1.1
AMD Eyefinity, AMD CrossFire™
NVIDIA PhysX, NVIDIA Surround, NVIDIA FXAA, NVIDIA TXAA, NVIDIA Adaptive Vertical Sync, NVIDIA 3D Vision Ready, NVIDIA SLI, NVIDIA G-SYNC
Thermal Design Power (TDP,Max):
375 W
250 W
Energy efficiency:
- Single Precision / TDP:
21.87 GFLOPS/W
17.98 GFLOPS/W
- Double Precision / TDP:
5.05 GFLOPS/W
5.2 GFLOPS/W
Release price (USD):
1000 USD
1000 USD
Performance/price ratio:
8.2 GFLOPS/$
4.49 GFLOPS/$
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