GeForce GT 640M Mac Edition and UHD Graphics 64EUs (Alder Lake 12th Gen) - video card comparison
GeForce GT 640M Mac Edition
UHD Graphics 64EUs (Alder Lake 12th Gen)
Architecture
Kepler (2012−2018)
Gen. 12 (2021)
GPU code name
GK107
Alder Lake Xe
Market segment
Desktop
Laptop
Release date
February 2013
January 2022
Interface
PCIe 3.0 x16
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Boost clock speed
-
1400 MHz
Core clock speed
745 MHz
-
Floating-point performance
572.2 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
1,270 million
-
Pipelines / CUDA cores
384
64
Power consumption (TDP)
32 Watt
-
Texture fill rate
23.84
-
Memory type
GDDR5
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Maximum RAM amount
512 MB
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Memory bus width
64 Bit
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Memory clock speed
5000 MHz
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Memory bandwidth
40 GB/s
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Shared memory
-
+
Display Connectors
No outputs
-
DirectX
12 (11_0)
12_1
CUDA
3.0
-
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
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Vulkan
1.1.126
-
Quick Sync
-
+