
GeForce GT 640M Mac Edition and Radeon 9500 - video card comparison
GeForce GT 640M Mac Edition
Radeon 9500
Architecture
Kepler (2012−2018)
Rage 8 (2002−2006)
GPU code name
GK107
R300
Market segment
Desktop
Desktop
Release date
February 2013
March 2003
Interface
PCIe 3.0 x16
AGP 8x
Supplementary power connectors
-
None
Core clock speed
745 MHz
275 MHz
Floating-point performance
572.2 gflops
-
Manufacturing process technology
28 nm
150 nm
Number of transistors
1,270 million
110 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
32 Watt
12 Watt
Texture fill rate
23.84
1.100
Memory type
GDDR5
DDR
Maximum RAM amount
512 MB
64 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
5000 MHz
540 MHz
Memory bandwidth
40 GB/s
17.28 GB/s
Display Connectors
No outputs
1x DVI, 1x VGA, 1x S-Video
DirectX
12 (11_0)
9.0 (9_0)
CUDA
3.0
-
OpenCL
1.2
N/A
OpenGL
4.6
2.0
Shader Model
5.1
-
Vulkan
1.1.126
N/A