GeForce GT 730A and GeForce GT 640 Rev. 2 - video card comparison
GeForce GT 730A
GeForce GT 640 Rev. 2
Architecture
Kepler 2.0 (2013−2015)
Kepler 2.0 (2013−2015)
GPU code name
GK208
GK208
Market segment
Desktop
Desktop
Release date
July 2014
May 2013
Interface
PCIe 3.0 x8
PCIe 2.0 x8
Supplementary power connectors
-
None
Core clock speed
719 MHz
1046 MHz
Floating-point performance
552.2 gflops
803.3 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
915 million
915 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
33 Watt
49 Watt
Texture fill rate
23.01
33.47
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2002 MHz
5008 MHz
Memory bandwidth
16.02 GB/s
40.06 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (11_0)
12 (11_0)
CUDA
3.5
3.5
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126