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/ Comparison of Sapphire Radeon HD 6670 and Radeon HD 7670
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Comparison of Sapphire Radeon HD 6670 and Radeon HD 7670
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Attribute
Sapphire Radeon HD 6670
×
Radeon HD 7670
×
GPU
Release year (year)
2011
2012
Reference card
AMD Radeon HD 6670 800 MHz 1 GB
AMD Radeon HD 7670 OEM 800 MHz 512 MB
GPU brand
AMD
AMD
GPU name
Turks XT
Turks XT
Market
Desktop
Desktop
Clock speed (MHz)
800
800
Is dual GPU
-
-
Model
Sapphire Radeon HD 6670
Radeon HD 7670
Memory
Memory (MB)
1,024
1,024
Memory bandwidth (GB/s)
64
64
Memory bus (bit)
128
128
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,000
1,000
1
↑
Effective memory clock speed (MHz)
4,000
4,000
Noise and power
TDP (W)
66
66
Load power consumption (W)
220
-
Idle power consumption (W)
106
-
Raw performance
Pixel rate (GPixel/s)
6.4
6.4
Render output processors
8
8
Texture mapping units
24
24
Shading units
480
480
Floating-point performance (GFLOPS)
768
768
Compute units
6
6
Texture rate (GTexel/s)
19.2
19.2
Benchmarks
Metro: Last Light
30
-
T-Rex (Compubench 1.5) (frames/s)
-
0.46
Bioshock Infinite
33
-
Face detection (mPixels/s)
5.23
7.27
T-Rex (GFXBench 3.0)
3356.86
3357.56
Manhattan (GFXBench 3.0)
2774.23
3259.53
Bitcoin mining (mHash/s)
38.55
71.83
Sky Diver Factor
88.99
89.13
Fire Strike Factor
10.55
-
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