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/ Comparison of GeForce GTX 680 and Radeon HD 7970
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Comparison of GeForce GTX 680 and Radeon HD 7970
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Attribute
GeForce GTX 680
×
Radeon HD 7970
×
GPU
Release year (year)
2012
2011
GPU brand
Nvidia
AMD
GPU name
GK104
Tahiti XT
Market
Desktop
Desktop
Clock speed (MHz)
1,006
925
Turbo clock speed (MHz)
1,058
-
1
↑
Is dual GPU
-
-
Model
GeForce GTX 680
Radeon HD 7970
Memory
Memory (MB)
2,048
3,072
Memory bandwidth (GB/s)
192.3
264
Memory bus (bit)
256
384
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,502
1,375
Effective memory clock speed (MHz)
6,008
5,500
Noise and power
TDP (W)
195
250
Load power consumption (W)
356
391
Idle power consumption (W)
112
113
Load noise level (dB)
51.9
55.2
Idle noise level (dB)
38.5
40.2
Raw performance
Pixel rate (GPixel/s)
32.2
29.6
SMX units
8
-
Render output processors
32
32
Texture mapping units
128
128
Shading units
1,536
2,048
Floating-point performance (GFLOPS)
3,090
3,789
Compute units
-
32
Texture rate (GTexel/s)
128.8
118.4
Benchmarks
Bioshock Infinite
-
78
Hitman: Absolution
-
73
Cloud Gate Factor
-
21.46
Battlefield 4
64.3
-
Face detection (mPixels/s)
47.72
49.05
T-Rex (GFXBench 3.0)
3360.28
-
Manhattan (GFXBench 3.0)
3719.86
-
Bitcoin mining (mHash/s)
123.57
447.28
Sky Diver Factor
381.6
380.04
Thief
54.05
-
Fire Strike Factor
60.74
62.9
Ocean surface simulation (frames/s)
-
261.64
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