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/ Comparison of AMD Radeon HD 7970 GHz Edition and Radeon R9 280X
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Comparison of AMD Radeon HD 7970 GHz Edition and Radeon R9 280X
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Attribute
Radeon R9 280X
×
AMD Radeon HD 7970 GHz Edition
×
GPU
Release year (year)
2013
2012
Reference card
AMD Radeon R9 280X 850 MHz 3 GB
AMD Radeon HD 7970 925 MHz 3 GB
GPU brand
AMD
AMD
GPU name
Tahiti
Tahiti XT2
Market
Desktop
Desktop
Clock speed (MHz)
850
1,000
Turbo clock speed (MHz)
1,000
1,050
Is dual GPU
-
-
Model
Radeon R9 280X
AMD Radeon HD 7970 GHz Edition
Memory
Memory (MB)
3,072
3,072
Memory bandwidth (GB/s)
288
288
Memory bus (bit)
384
384
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,500
1,500
Effective memory clock speed (MHz)
6,000
6,000
Noise and power
1
↑
TDP (W)
250
300
Load power consumption (W)
-
360
Idle power consumption (W)
-
112
Load noise level (dB)
-
53.1
Idle noise level (dB)
-
40.2
Raw performance
Pixel rate (GPixel/s)
32
33.6
Render output processors
32
32
Texture mapping units
128
128
Shading units
2,048
2,048
Floating-point performance (GFLOPS)
4,096
4,301
Compute units
32
32
Texture rate (GTexel/s)
128
134.4
Benchmarks
Crysis 3
-
28.3
Bioshock Infinite
-
78
Battlefield 4
39.9
-
Face detection (mPixels/s)
95.62
94.02
T-Rex (GFXBench 3.0)
3356.04
2798.85
Manhattan (GFXBench 3.0)
3709.16
2984.22
Bitcoin mining (mHash/s)
468.39
487.62
Sky Diver Factor
380.99
380.04
Thief
33.6
-
Fire Strike Factor
62.73
62.9
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