GeForce GT 640 and UHD Graphics Xe 24EUs - video card comparison
GeForce GT 640
UHD Graphics Xe 24EUs
Architecture
Kepler (2012−2018)
Gen. 12 (2021)
GPU code name
GK107
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Market segment
Desktop
Laptop
Release date
June 2012
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Interface
PCIe 3.0 x16
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Supplementary power connectors
None
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Boost clock speed
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1250 MHz
Core clock speed
902 MHz
450 MHz
Floating-point performance
692.7 gflops
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Manufacturing process technology
28 nm
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Number of transistors
1,270 million
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Pipelines / CUDA cores
384
32
Power consumption (TDP)
65 Watt
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Texture fill rate
28.86
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Memory type
DDR3
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Maximum RAM amount
2 GB
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Memory bus width
128 Bit
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Memory clock speed
1782 MHz
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Memory bandwidth
28.51 GB/s
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Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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HDMI
+
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DirectX
12 (11_0)
12_1
CUDA
3.0
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OpenCL
1.2
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OpenGL
4.6
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Shader Model
5.1
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Vulkan
1.1.126
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