Mostly servers. I don't know if NT Workstation supports more than 2 processors. And, of course, different versions of the server (server versus "advanced" server) software support different numbers of processors. That way, you can take more of your customers money. On 6/6/05 1:13 PM, "John Griffin" <jwegriffin at mac.com> either wrote, forwarded or quoted: > Well, Jobs demonstrated a version of X 10.4.1 on a quad 3.75 Ghz > Pentium machine. > > Does such a machine exist in the Windows world? -- John Lyon Yes, as through this world I've wandered / I've seen lots of funny men; Some will rob you with a six-gun / And some with a fountain pen. -- Woody Guthrie