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/ Comparison of Radeon HD 7950 and Radeon R9 M390X
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Comparison of Radeon HD 7950 and Radeon R9 M390X
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Attribute
Radeon HD 7950
×
Radeon R9 M390X
×
GPU
Release year (year)
2012
2015
GPU brand
AMD
AMD
GPU name
Tahiti PRO
Amethyst
Market
Desktop
Laptop
Clock speed (MHz)
800
723
Turbo clock speed (MHz)
-
950
Is dual GPU
-
-
Model
Radeon HD 7950
Radeon R9 M390X
Memory
Memory (MB)
3,072
4,096
Memory bandwidth (GB/s)
240
160
Memory bus (bit)
384
256
Memory type
GDDR5
GDDR5
1
↑
Memory clock speed (MHz)
1,250
1,250
Effective memory clock speed (MHz)
5,000
5,000
Noise and power
TDP (W)
200
100
Load power consumption (W)
321
-
Idle power consumption (W)
112
-
Load noise level (dB)
53.1
-
Idle noise level (dB)
40.7
-
Raw performance
Pixel rate (GPixel/s)
25.6
23.14
Render output processors
32
32
Texture mapping units
112
128
Shading units
1,792
2,048
Floating-point performance (GFLOPS)
2,867
2,961
Compute units
28
32
Texture rate (GTexel/s)
89.6
92.5
Benchmarks
Crysis 3
45
-
Cloud Gate Factor
-
23.65
Battlefield 4
33.5
63.65
Face detection (mPixels/s)
77.81
44.39
T-Rex (GFXBench 3.0)
3359.66
3356.44
Manhattan (GFXBench 3.0)
3712.14
3384.91
Bitcoin mining (mHash/s)
382.11
241.5
Sky Diver Factor
355.06
317.44
Thief
-
35
Fire Strike Factor
57.91
-
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