Mobility Radeon and GeForce GT 640 Rev. 2 - video card comparison
Mobility Radeon
GeForce GT 640 Rev. 2
Architecture
Rage 6 (2000−2007)
Kepler 2.0 (2013−2015)
GPU code name
M6
GK208
Market segment
Desktop
Desktop
Release date
December 2001
May 2013
Interface
AGP 4x
PCIe 2.0 x8
Supplementary power connectors
-
None
Core clock speed
144 MHz
1046 MHz
Floating-point performance
-
803.3 gflops
Manufacturing process technology
180 nm
28 nm
Number of transistors
30 million
915 million
Pipelines / CUDA cores
-
384
Power consumption (TDP)
-
49 Watt
Texture fill rate
0.43
33.47
Memory type
DDR
GDDR5
Maximum RAM amount
16 MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
288 MHz
5008 MHz
Memory bandwidth
2.304 GB/s
40.06 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
7.0
12 (11_0)
CUDA
-
3.5
OpenCL
N/A
1.2
OpenGL
1.3
4.6
Shader Model
-
5.1
Vulkan
N/A
1.1.126