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/ Comparison of Radeon HD 7990 and Radeon Pro 580
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Comparison of Radeon HD 7990 and Radeon Pro 580
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Attribute
Radeon HD 7990
×
Radeon Pro 580
×
GPU
Release year (year)
2013
2017
Reference card
AMD Radeon HD 7990 950 MHz 6 GB
-
GPU brand
AMD
AMD
GPU name
Malta
Polaris 20
Market
Desktop
-
Clock speed (MHz)
950
1,257
Turbo clock speed (MHz)
1,000
1,340
Is dual GPU
+
-
Model
Radeon HD 7990
Radeon Pro 580
Memory
Memory (MB)
6,144
8,192
Memory bandwidth (GB/s)
576
256
Memory bus (bit)
768
256
1
↓
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,500
2,000
Effective memory clock speed (MHz)
6,000
8,000
Noise and power
TDP (W)
375
150
Load power consumption (W)
573
-
Idle power consumption (W)
135
-
Load noise level (dB)
60
-
Idle noise level (dB)
43
-
Raw performance
Pixel rate (GPixel/s)
64
42.9
Render output processors
64
32
Texture mapping units
256
144
Shading units
4,096
2,304
Floating-point performance (GFLOPS)
8,192
6,175
Compute units
64
36
Texture rate (GTexel/s)
256
193
Benchmarks
Particle simulation (mInteraction/s)
-
709.74
T-Rex (Compubench 1.5) (frames/s)
-
9.88
Video composition (frames/s)
-
116.25
Cloud Gate Factor
23
-
Face detection (mPixels/s)
90.43
109.52
T-Rex (GFXBench 3.0)
3356.38
3358.7
Manhattan (GFXBench 3.0)
3716.14
3713.16
Bitcoin mining (mHash/s)
458.53
511.98
Sky Diver Factor
393.8
-
Fire Strike Factor
75.52
-
Ocean surface simulation (frames/s)
1833.02
1836.44
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