Hello,
I recently added a NVIDIA Quadro P400 as a 2nd GPU to my Proxmox Node for plex transcoding and PiKVM. My Hardware thus consists of
ASRock x570 Steel Legend
AMD Ryzen 7 5800x
NVIDIA RTX 3060
NVIDIA Quadro P400
2x M.2 Samsung 980 Pro 1TB PCIE 4.0 ssd
2x sata 3 ssd's
a bunch of sata hdd's...