

The list of vulnerability mitigations for those old CPUs is going to be a mile long. They will probably have their performance cut in half or worse. Even a much newer CPU like Zen 1 takes a big performance hit.
You can disable mitigations, but then a malicious website could potentially steal sensitive information on that computer.




It’s not going to make a very good NAS. It looks like it only has USB 2 and 100M ethernet. That’s going to be slower than the NAS I built with the Pentium 4 desktop I got for free in 2007.