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Switch GPU 20nm and RTX A400 - video card comparison


Switch GPU 20nm

RTX A400


Architecture
Maxwell 2.0 (2015−2019)
Ampere (2020−2022)

GPU code name
GM20B
GA107

Market segment
Desktop
Desktop

Release date
March 2017
April 2024

Interface
IGP
PCIe 4.0 x8

Supplementary power connectors
None
None

Boost clock speed
768 MHz
1762 MHz

Manufacturing process technology
20 nm
8 nm

Number of transistors
2,000 million
8,700 million

Pipelines / CUDA cores
256
768

Power consumption (TDP)
15 Watt
50 Watt

Texture fill rate
12.29
42.29

Memory type
DDR4
GDDR6

Maximum RAM amount
4 GB
4 GB

Memory bus width
64 Bit
64 Bit

Memory clock speed
3.2 GB/s
12 GB/s

Memory bandwidth
25.6 GB/s
96 GB/s

Display Connectors
No outputs
4x mini-DisplayPort 1.4a

DirectX
12 (12_1)
12 Ultimate (12_2)

CUDA
5.3
8.6

OpenCL
1.2
3.0

OpenGL
4.6
4.6

Shader Model
6.4
6.7

Vulkan
1.1
1.3