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/ Comparison of Radeon HD 5770 Engineering Sample and GeForce GTX 775M Mac
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Comparison of Radeon HD 5770 Engineering Sample and GeForce GTX 775M Mac
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Attribute
Radeon HD 5770 Engineering Sample
×
GeForce GTX 775M Mac
×
GPU
Release year (year)
2009
2013
Reference card
ATi Radeon HD 5770 850 MHz 1 GB
-
GPU brand
ATI
Nvidia
GPU name
Juniper
GK104
Market
Desktop
Laptop
Clock speed (MHz)
850
797
Is dual GPU
-
-
Model
Radeon HD 5770 Engineering Sample
GeForce GTX 775M Mac
Memory
Memory (MB)
1,024
2,048
Memory bandwidth (GB/s)
76.8
160
Memory bus (bit)
128
256
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,200
1,250
Effective memory clock speed (MHz)
4,800
5,000
Noise and power
TDP (W)
108
100
Load power consumption (W)
258
-
Idle power consumption (W)
113
-
Load noise level (dB)
41
-
Idle noise level (dB)
40.4
-
Raw performance
Pixel rate (GPixel/s)
13.6
22.32
Render output processors
16
32
Texture mapping units
40
112
1
↑
Shading units
800
1,344
Floating-point performance (GFLOPS)
1,360
2,142
Compute units
10
-
Texture rate (GTexel/s)
34
89.3
Benchmarks
Particle simulation (mInteraction/s)
-
280.4
T-Rex (Compubench 1.5) (frames/s)
-
3.11
Video composition (frames/s)
-
56.67
Crysis 3
40
-
Face detection (mPixels/s)
9.96
30.36
T-Rex (GFXBench 3.0)
3353.2
3357.2
Manhattan (GFXBench 3.0)
3507.76
3716.26
Bitcoin mining (mHash/s)
122.81
66.6
Sky Diver Factor
140.24
-
Fire Strike Factor
19.74
-
Ocean surface simulation (frames/s)
461.22
1075.94
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