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/ Comparison of Radeon HD 7730M and Radeon HD 8730M
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Comparison of Radeon HD 7730M and Radeon HD 8730M
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Attribute
Radeon HD 7730M
×
Radeon HD 8730M
×
GPU
Release year (year)
2012
2013
GPU brand
AMD
AMD
GPU name
Chelsea
Mars
1
↑
Market
Laptop
Laptop
Clock speed (MHz)
575
650
Turbo clock speed (MHz)
675
700
Is dual GPU
-
-
Model
Radeon HD 7730M
Radeon HD 8730M
Memory
Memory (MB)
2,048
1,024
Memory bandwidth (GB/s)
28.8
32
Memory bus (bit)
128
128
Memory type
DDR3
DDR3
Memory clock speed (MHz)
900
1,000
Effective memory clock speed (MHz)
1,800
2,000
Noise and power
TDP (W)
25
-
Raw performance
Pixel rate (GPixel/s)
10.8
5.6
Render output processors
16
8
Texture mapping units
32
24
Shading units
512
384
Floating-point performance (GFLOPS)
691
538
Compute units
8
6
Texture rate (GTexel/s)
21.6
16.8
Benchmarks
FarCry 3
-
5.7
Battlefield 3
10
-
Particle simulation (mInteraction/s)
-
150.76
T-Rex (Compubench 1.5) (frames/s)
-
1.31
Video composition (frames/s)
-
18.75
Face detection (mPixels/s)
15.24
6.51
T-Rex (GFXBench 3.0)
3365.76
3346.51
Manhattan (GFXBench 3.0)
3517.84
3712.14
Bitcoin mining (mHash/s)
69.76
-
Sky Diver Factor
114.28
-
Fire Strike Factor
14.28
-
Ocean surface simulation (frames/s)
289.17
289.46
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