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/ Comparison of Radeon HD 6990 and GeForce GTX TITAN BLACK
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Comparison of Radeon HD 6990 and GeForce GTX TITAN BLACK
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Attribute
GeForce GTX TITAN BLACK
×
Radeon HD 6990
×
GPU
Release year (year)
2014
2011
Reference card
-
AMD Radeon HD 6990 830 MHz 4 GB
GPU brand
Nvidia
AMD
GPU name
GK110B
Antilles
Market
Desktop
Desktop
Clock speed (MHz)
889
830
Turbo clock speed (MHz)
980
-
Is dual GPU
-
+
Model
GeForce GTX TITAN BLACK
Radeon HD 6990
Memory
Memory (MB)
6,144
4,096
Memory bandwidth (GB/s)
-
320
Memory bus (bit)
384
512
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,750
1,250
Effective memory clock speed (MHz)
7,000
5,000
Noise and power
TDP (W)
250
375
1
↑
Load power consumption (W)
-
545
Idle power consumption (W)
-
140
Load noise level (dB)
-
66
Idle noise level (dB)
-
45.5
Raw performance
Pixel rate (GPixel/s)
53.3
53.12
Render output processors
48
64
Texture mapping units
240
192
Shading units
2,880
3,072
Floating-point performance (GFLOPS)
5,121
5,100
Compute units
-
48
Texture rate (GTexel/s)
213.4
159.4
Benchmarks
Cloud Gate Factor
24.37
21.43
Face detection (mPixels/s)
82.61
17.28
T-Rex (GFXBench 3.0)
3355.5
3356.28
Manhattan (GFXBench 3.0)
3714.56
3713.7
Bitcoin mining (mHash/s)
293.83
265.3
Sky Diver Factor
452.58
340.31
Fire Strike Factor
77.05
45.35
Ocean surface simulation (frames/s)
1831.92
840.45
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