Radeon Pro V620 and GeForce RTX 4090 Max-Q - video card comparison
Radeon Pro V620
GeForce RTX 4090 Max-Q
Architecture
RDNA 2.0 (2020−2022)
Ada Lovelace
GPU code name
Navi 21
AD103
Market segment
Workstation
Desktop
Release date
November 2021
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2200 MHz
1455 MHz
Manufacturing process technology
7 nm
4 nm
Number of transistors
26,800 million
45,900 million
Pipelines / CUDA cores
4608
9728
Power consumption (TDP)
300 Watt
80 Watt
Texture fill rate
633.6
442.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
32 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
16 GB/s
14 GB/s
Memory bandwidth
512.0 GB/s
448.0 GB/s
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3