npub1mpajytpf92h5r6s48skgwn97mgp8llulyztylezdv8rv3myjhsqqy6yqek (npub1mpa…yqek)
I have a raspberry pi, and use it for a pihole.
For a plex server, I expect you would be much more happy with a real ryzen small desktop system.
If you have to same money, something like the bottom one.