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/ Comparison of Radeon HD 6990 and Radeon R9 290
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Comparison of Radeon HD 6990 and Radeon R9 290
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Attribute
Radeon R9 290
×
Radeon HD 6990
×
GPU
Release year (year)
2013
2011
Reference card
-
AMD Radeon HD 6990 830 MHz 4 GB
GPU brand
AMD
AMD
GPU name
Hawaii
Antilles
Market
Desktop
Desktop
Clock speed (MHz)
947
830
Turbo clock speed (MHz)
947
-
Is dual GPU
-
+
Model
Radeon R9 290
Radeon HD 6990
Memory
Memory (MB)
4,096
4,096
Memory bandwidth (GB/s)
320
320
Memory bus (bit)
512
512
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,125
1,250
Effective memory clock speed (MHz)
5,000
5,000
Noise and power
TDP (W)
300
375
Load power consumption (W)
381
545
1
↑
Idle power consumption (W)
87
140
Load noise level (dB)
57.2
66
Idle noise level (dB)
39.5
45.5
Raw performance
Pixel rate (GPixel/s)
60.6
53.12
Render output processors
64
64
Texture mapping units
160
192
Shading units
2,560
3,072
Floating-point performance (GFLOPS)
4,800
5,100
Compute units
40
48
Texture rate (GTexel/s)
152
159.4
Benchmarks
Crysis 3
51
-
Cloud Gate Factor
-
21.43
Face detection (mPixels/s)
108.61
17.28
T-Rex (GFXBench 3.0)
3355.58
3356.28
Manhattan (GFXBench 3.0)
3713.44
3713.7
Bitcoin mining (mHash/s)
545.44
265.3
Sky Diver Factor
410.95
340.31
Fire Strike Factor
71.97
45.35
Ocean surface simulation (frames/s)
2474.12
840.45
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