GeForce GT 545 and GeForce GT 640 - video card comparison
Passmark - benchmark score GeForce GT 545 vs GeForce GT 640
GeForce GT 545
1132
GeForce GT 640
1209
GeForce GT 545
GeForce GT 640
Architecture
Fermi 2.0 (2010−2014)
Kepler (2012−2018)
GPU code name
GF116
GK107
Market segment
Desktop
Desktop
Release date
May 2011
June 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Core clock speed
720 MHz
902 MHz
Floating-point performance
414.7 gflops
692.7 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
1,270 million
Pipelines / CUDA cores
144
384
Power consumption (TDP)
70 Watt
65 Watt
Texture fill rate
17.28
28.86
Memory type
DDR3
DDR3
Maximum RAM amount
1536 MB
2 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
1600 MHz
1782 MHz
Memory bandwidth
38.4 GB/s
28.51 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (11_0)
12 (11_0)
CUDA
2.1
3.0
OpenCL
1.1
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126