NVIDIA GB300 says to YSITD https://pve.proxmox.com/wiki/Roadmap?fbclid=IwAR3qIT2_3DQqesIuQMJVoJVjwqQJbIr3JcDW7kxw-zaaHinEwB5B6QC-6KU#Proxmox_VE_5.4