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/ Comparison of AMD Radeon HD - FirePro D500 Compute Engine and GeForce GTX 775M Mac
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Comparison of AMD Radeon HD - FirePro D500 Compute Engine and GeForce GTX 775M Mac
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Attribute
GeForce GTX 775M Mac
×
AMD Radeon HD - FirePro D500 Compute Engine
×
GPU
Release year (year)
2013
2014
GPU brand
Nvidia
AMD
1
↑
GPU name
GK104
Tahiti
Market
Laptop
-
Clock speed (MHz)
797
725
Is dual GPU
-
-
Model
GeForce GTX 775M Mac
AMD Radeon HD - FirePro D500 Compute Engine
Memory
Memory (MB)
2,048
3,072
Memory bandwidth (GB/s)
160
243.8
Memory bus (bit)
256
384
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,250
1,270
Effective memory clock speed (MHz)
5,000
5,080
Noise and power
TDP (W)
100
274
Raw performance
Pixel rate (GPixel/s)
22.32
23.2
Render output processors
32
32
Texture mapping units
112
96
Shading units
1,344
1,536
Floating-point performance (GFLOPS)
2,142
2,227
Compute units
-
24
Texture rate (GTexel/s)
89.3
69.6
Benchmarks
Particle simulation (mInteraction/s)
280.4
423.04
T-Rex (Compubench 1.5) (frames/s)
3.11
4.57
Video composition (frames/s)
56.67
70.94
Face detection (mPixels/s)
30.36
47.2
T-Rex (GFXBench 3.0)
3357.2
3349.52
Manhattan (GFXBench 3.0)
3716.26
3632.24
Bitcoin mining (mHash/s)
66.6
259.37
Ocean surface simulation (frames/s)
1075.94
1045.53
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