On 5 September 2012 17:17, zMan <zedgarhoo...@gmail.com> wrote: > On Wed, Sep 5, 2012 at 2:28 PM, Shmuel Metz (Seymour J.) > <shmuel+...@patriot.net> wrote: > >> The z architecture is fine for numeric computations. The problem is >> that the implementation is competing with processors manufactured in >> bulk. If IBM could sell millions of z boxen then they'd be able to cut >> the price dramatically. >> >> I've always wondered what would have happened had IBM used a 370 >> instruction set on the PC instead of Intel. > > > "16MB ought to be enough for anybody"? :-) > > Since IBM wasn't manufacturing the chips, of course that wasn't even on the > table, but it's still a VERY interesting Gedankenexperiment...
There *was* a single-chip 370 produced by someone in the late 70s - a "168i". I think it was a university or research institute, but not IBM. I'm not finding anything on Google with a casual search, but things like this are easily overwhelmed. Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
