Totally fine! I sell some, check the url in my profile. New is overkill by a LOT - think of it this way, bitcoin core even runs on a shitty pi. Everything else is only going to run it better.
Any cpu rocking a 4k+ passmark.com cpu score will perform fine, which is basically everything above the $300 price point since 2015. Use a ssd for data storage, not a hdd, plus nvme if possible for the OS. Bargain hunt on eBay, you’ll find plenty of $50-$150 machines that will last years.
I wouldn’t deploy serious money into self-hosted lightning without more traditional enterprise hw features like ecc, especially with runes deployment looming (fees will skyrocket).
#proxmox hypervisor >>>