Quadro P400 and A2 - video card comparison
Quadro P400
A2
Architecture
Pascal (2016−2021)
Ampere (2020−2022)
GPU code name
GP107
GA107
Market segment
Workstation
Desktop
Release date
February 2017
November 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1252 MHz
1770 MHz
Core clock speed
1228 MHz
-
Floating-point performance
679.9 gflops
-
Manufacturing process technology
14 nm
8 nm
Number of transistors
3,300 million
-
Pipelines / CUDA cores
256
1280
Power consumption (TDP)
30 Watt
60 Watt
Texture fill rate
20.03
70.80
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
4008 MHz
12.5 GB/s
Memory bandwidth
32.06 GB/s
200.1 GB/s
Display Connectors
3x mini-DisplayPort
No outputs
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
6.1
8.6
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.6
Vulkan
1.2.131
1.2