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/ Comparison of GeForce GTX 980 Ti and Radeon HD 7990
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Comparison of GeForce GTX 980 Ti and Radeon HD 7990
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Attribute
Radeon HD 7990
×
GeForce GTX 980 Ti
×
GPU
Release year (year)
2013
2015
Reference card
AMD Radeon HD 7990 950 MHz 6 GB
-
GPU brand
AMD
Nvidia
GPU name
Malta
GM200
Market
Desktop
Desktop
Clock speed (MHz)
950
1,000
Turbo clock speed (MHz)
1,000
1,076
Is dual GPU
+
-
Model
Radeon HD 7990
GeForce GTX 980 Ti
Memory
Memory (MB)
6,144
6,144
Memory bandwidth (GB/s)
576
-
Memory bus (bit)
768
384
Memory type
GDDR5
GDDR5
1
↑
Memory clock speed (MHz)
1,500
1,753
Effective memory clock speed (MHz)
6,000
7,012
Noise and power
TDP (W)
375
250
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
96
Render output processors
64
96
Texture mapping units
256
176
Shading units
4,096
2,816
Floating-point performance (GFLOPS)
8,192
5,632
Compute units
64
-
Texture rate (GTexel/s)
256
176
Benchmarks
Unigine: Heaven 4.0
-
72.5
Cloud Gate Factor
23
-
Battlefield 4
-
148
Face detection (mPixels/s)
90.43
145.53
T-Rex (GFXBench 3.0)
3356.38
1141.88
Manhattan (GFXBench 3.0)
3716.14
3718.52
Bitcoin mining (mHash/s)
458.53
537.83
Sky Diver Factor
393.8
475.41
Fire Strike Factor
75.52
85.93
Ocean surface simulation (frames/s)
1833.02
-
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