GeForce GT 640M Mac Edition and Radeon VE - video card comparison
GeForce GT 640M Mac Edition
Radeon VE
Architecture
Kepler (2012−2018)
Rage 6 (2000−2007)
GPU code name
GK107
Rage 6
Market segment
Desktop
Desktop
Release date
February 2013
February 2001
Interface
PCIe 3.0 x16
AGP 4x
Supplementary power connectors
-
None
Core clock speed
745 MHz
183 MHz
Floating-point performance
572.2 gflops
-
Manufacturing process technology
28 nm
180 nm
Number of transistors
1,270 million
30 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
32 Watt
23 Watt
Texture fill rate
23.84
0.55
Memory type
GDDR5
DDR
Maximum RAM amount
512 MB
32 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
5000 MHz
366 MHz
Memory bandwidth
40 GB/s
2.928 GB/s
Display Connectors
No outputs
1x DVI, 1x VGA, 1x S-Video
DirectX
12 (11_0)
7.0
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
1.3
Shader Model
5.1
-
Vulkan
1.1.126
N/A