Path: utzoo!utgpu!water!watmath!clyde!att!gargoyle!tank!nucsrl!bob From: bob@eecs.nwu.edu (Bob Hablutzel) Newsgroups: comp.sys.mac Subject: Re: Mac //x upgrade (price)? Message-ID: <10330044@eecs.nwu.edu> Date: 27 Sep 88 15:22:54 GMT References: <1797@uokmax.UUCP> Organization: Northwestern U, Evanston IL, USA Lines: 12 > Do you need to purchase the PMMU if you have or are upgrading to a Mac IIx? >I was under the impression that the 68030 had the memory management unit >built in (like the 80386 chip does). If this is true, I don't know why Apple >would list the PMMU as part of the upgrade path from a II to a IIx. I think the PMMU is for if you want to upgrade your II, not to a IIx, but to a II which can run "future versions of the Mac operating system" which will use a PMMU unit. Also for use in AUX. Bob Hablutzel BOB@NUACC.ACNS.NWU.EDU Disclaimer: If I _really_ know what Apple was planning, I'd be making my fortune in options trading...