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From: lamaster@pioneer.arpa (Hugh LaMaster)
Newsgroups: comp.arch
Subject: Re: Vector machines
Message-ID: <2407@ames.arpa>
Date: Sun, 26-Jul-87 18:13:11 EDT
Article-I.D.: ames.2407
Posted: Sun Jul 26 18:13:11 1987
Date-Received: Sun, 26-Jul-87 22:41:20 EDT
References: <44042@beno.seismo.CSS.GOV>
Sender: usenet@ames.arpa
Reply-To: lamaster@ames.UUCP (Hugh LaMaster)
Organization: NASA Ames Research Center, Moffett Field, Calif.
Lines: 28

In article <44042@beno.seismo.CSS.GOV> mo@seismo.CSS.GOV (Mike O'Dell) writes:

(Discussion of CDC 7600 deleted):

>late-middle 1960's.  If I remember right (considerable
>fog...) it got well into the 40 megaflops sustained,
>measured over  8 hours clock time, the usual stint

You are right that the 7600 was the fastest for a long time.  But not 40MFLOPS.
Even with perfect overlap on a "vector problem" the maximum rate was about
6MFLOPS.  The fastest sustained rate on an appropriate problem was between 3
and 4 MFLOPS.






  Hugh LaMaster, m/s 233-9,  UUCP {seismo,topaz,lll-crg,ucbvax}!
  NASA Ames Research Center                ames!pioneer!lamaster
  Moffett Field, CA 94035    ARPA lamaster@ames-pioneer.arpa
  Phone:  (415)694-6117      ARPA lamaster@pioneer.arc.nasa.gov


                 "IBM will have it soon"


(Disclaimer: "All opinions solely the author's responsibilityrqC