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/ Comparison of Radeon R9 390 and GeForce GTX TITAN
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Comparison of Radeon R9 390 and GeForce GTX TITAN
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Attribute
Radeon R9 390
×
GeForce GTX TITAN
×
GPU
Release year (year)
2015
2013
GPU brand
AMD
Nvidia
GPU name
Grenada
GK110
Market
Desktop
Desktop
Clock speed (MHz)
1,000
836
Turbo clock speed (MHz)
-
876
Is dual GPU
-
-
Model
Radeon R9 390
GeForce GTX TITAN
Memory
Memory (MB)
8,192
6,144
Memory bandwidth (GB/s)
-
288.4
Memory bus (bit)
512
384
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,500
1,502
Effective memory clock speed (MHz)
6,000
6,008
Noise and power
TDP (W)
275
250
1
↑
Load power consumption (W)
-
429
Idle power consumption (W)
-
111
Load noise level (dB)
-
51
Idle noise level (dB)
-
37.8
Raw performance
Pixel rate (GPixel/s)
64
46.8
SMX units
-
14
Render output processors
64
48
Texture mapping units
160
224
Shading units
2,560
2,688
Floating-point performance (GFLOPS)
5,120
4,494
Compute units
40
-
Texture rate (GTexel/s)
160
187.3
Benchmarks
Metro: Last Light
75
-
Crysis 3
-
70
Bioshock Infinite
59
140
Cloud Gate Factor
21.89
22.82
Face detection (mPixels/s)
120.3
66.04
Bitcoin mining (mHash/s)
607.36
253.47
Sky Diver Factor
418.55
438.4
Fire Strike Factor
72.81
75.41
Ocean surface simulation (frames/s)
3168.89
1844.01
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