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/ Comparison of Radeon R9 M265X and GeForce GT 750M Mac
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Comparison of Radeon R9 M265X and GeForce GT 750M Mac
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Attribute
GeForce GT 750M Mac
×
Radeon R9 M265X
×
GPU
Release year (year)
2013
2014
GPU brand
Nvidia
AMD
GPU name
GK107
Venus
Market
Laptop
Laptop
Clock speed (MHz)
926
575
Turbo clock speed (MHz)
-
625
Is dual GPU
-
-
1
↑
Model
GeForce GT 750M Mac
Radeon R9 M265X
Memory
Memory (MB)
2,048
2,048
Memory bandwidth (GB/s)
80.3
64
Memory bus (bit)
128
128
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,254
1,000
Effective memory clock speed (MHz)
5,016
4,000
Noise and power
TDP (W)
50
-
Raw performance
Pixel rate (GPixel/s)
7.41
10
Render output processors
16
16
Texture mapping units
32
40
Shading units
384
640
Floating-point performance (GFLOPS)
711
800
Compute units
-
10
Texture rate (GTexel/s)
29.63
25
Benchmarks
Particle simulation (mInteraction/s)
112.76
-
T-Rex (Compubench 1.5) (frames/s)
0.83
-
Video composition (frames/s)
20.9
-
Bioshock Infinite
-
19.4
Battlefield 4
-
16.25
Face detection (mPixels/s)
10.45
20.63
T-Rex (GFXBench 3.0)
2937.16
3358.76
Manhattan (GFXBench 3.0)
1716.67
1727.33
Bitcoin mining (mHash/s)
22.56
94.4
Thief
-
12.8
Ocean surface simulation (frames/s)
308.57
525.04
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