Lexington and Switch GPU - video card comparison
Lexington
Switch GPU
Architecture
TeraScale 2 (2009−2015)
Maxwell 2.0 (2015−2019)
GPU code name
Lexington
GM20B
Market segment
Desktop
Desktop
Release date
-
March 2017
Interface
-
IGP
Supplementary power connectors
-
None
Boost clock speed
-
768 MHz
Manufacturing process technology
40 nm
20 nm
Number of transistors
2,154 million
2,000 million
Pipelines / CUDA cores
400
256
Power consumption (TDP)
-
15 Watt
Texture fill rate
-
12.29
Memory type
-
DDR4
Maximum RAM amount
-
4 GB
Memory bus width
-
64 Bit
Memory clock speed
-
3200 MHz
Memory bandwidth
-
25.6 GB/s
Display Connectors
-
No outputs
DirectX
11.2 (11_0)
12 (12_1)
CUDA
-
5.3
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
N/A
1.1.126