Quadro P620 and RTX A4000 Mobile - video card comparison
Quadro P620
RTX A4000 Mobile
Architecture
Pascal (2016−2021)
Ampere (2020−2022)
GPU code name
GP107
GA104
Market segment
Workstation
Laptop
Release date
May 2019
April 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
1442 MHz
1680 MHz
Core clock speed
1177 MHz
780 MHz
Floating-point performance
1,490 gflops
-
Manufacturing process technology
14 nm
8 nm
Number of transistors
3,300 million
17,400 million
Pipelines / CUDA cores
512
5120
Power consumption (TDP)
25 Watt
140 Watt (80 - 125 Watt TGP)
Texture fill rate
43.33
290.9
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
6000 MHz
12000 MHz
Memory bandwidth
80.13 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
4x 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