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