RTX A2000 12 GB and RTX A400 - video card comparison
RTX A2000 12 GB
RTX A400
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
GA106
GA107
Market segment
Desktop
Desktop
Release date
November 2021
April 2024
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1200 MHz
1762 MHz
Manufacturing process technology
8 nm
8 nm
Number of transistors
12,000 million
8,700 million
Pipelines / CUDA cores
3328
768
Power consumption (TDP)
70 Watt
50 Watt
Texture fill rate
124.8
42.29
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
4 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
12 GB/s
12 GB/s
Memory bandwidth
288.0 GB/s
96 GB/s
Display Connectors
4x mini-DisplayPort
4x mini-DisplayPort 1.4a
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.6
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.6
6.7
Vulkan
1.3
1.3