Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!uunet!seismo!ll-xn!ames!pioneer!lamaster 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