GeForce GT 755M Mac Edition and Radeon E2400 - video card comparison
GeForce GT 755M Mac Edition
Radeon E2400
Architecture
Kepler (2012−2018)
TeraScale (2005−2013)
GPU code name
GK107
RV610
Market segment
Desktop
Desktop
Release date
November 2013
June 2007
Interface
PCIe 3.0 x16
MXM-II
Core clock speed
1085 MHz
600 MHz
Floating-point performance
833.3 gflops
48 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
1,270 million
180 million
Pipelines / CUDA cores
384
40
Power consumption (TDP)
50 Watt
25 Watt
Texture fill rate
34.72
2.400
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
128 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
5000 MHz
1400 MHz
Memory bandwidth
80 GB/s
11.2 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
10.0 (10_0)
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
3.3
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A