amd supersocket7 550, these are all overkill for dos lol, p166 even that is.your looking at socket 3 machines 486's if your doing a war2dos, forget dukenukem doom2 though.
upper end p2s are for bnet
i started dos in kali on a p3 1ghz ..i dont remember a native problem but i was shitting bricks playing online and people bitching for me to get bnet edition