RTX A4000 and A2 PCIe - video card comparison
RTX A4000
A2 PCIe
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
GA104
GA107
Market segment
Workstation
Desktop
Release date
April 2021
November 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1560 MHz
1770 MHz
Manufacturing process technology
8 nm
8 nm
Number of transistors
17,400 million
8,700 million
Pipelines / CUDA cores
6144
1280
Power consumption (TDP)
140 Watt
60 Watt
Texture fill rate
299.5
70.80
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
14 GB/s
12.5 GB/s
Memory bandwidth
448.0 GB/s
200.1 GB/s
Display Connectors
4x DisplayPort 1.4a
No outputs
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
6.7
6.7
Vulkan
1.3
1.3