I am running Proxmox on 1150 and 1151 motherboards (because I had them).
The 1151 I run with an i5 6500 CPU with 24 GB RAM. It is a Shuttle Barebone from 2015. I am connecting via RDP and use an Nvidia GT 710 as PCI passthrough device. I only have one VM so far, running Windows 10.
I am...