GeForce GT 640 OEM and GeForce GT 610 OEM - video card comparison
GeForce GT 640 OEM
GeForce GT 610 OEM
Architecture
Kepler (2012−2018)
Fermi 2.0 (2010−2014)
GPU code name
GK107
GF119
Market segment
Desktop
Desktop
Release date
April 2012
September 2012
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
797 MHz
550 MHz
Floating-point performance
612.1 gflops
115.2 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,270 million
292 million
Pipelines / CUDA cores
384
48
Power consumption (TDP)
50 Watt
29 Watt
Texture fill rate
25.50
4.400
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1782 MHz
1000 MHz
Memory bandwidth
28.51 GB/s
8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (11_0)
12 (11_0)
CUDA
3.0
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A