*BSD News Article 43685


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From: zimmerma@ibr.cs.tu-bs.de (Marc Zimmermann)
Newsgroups: comp.sys.sun.hardware,comp.sys.sun.admin,comp.unix.bsd.netbsd.misc
Subject: Re: ss20 performance
Followup-To: comp.sys.sun.hardware,comp.sys.sun.admin,comp.unix.bsd.netbsd.misc
Date: 5 May 1995 12:53:50 GMT
Organization: TU Braunschweig, Informatik (Bueltenweg), Germany
Lines: 24
Distribution: world
Message-ID: <3od74u$bpl@ra.ibr.cs.tu-bs.de>
References: <3ncfij$dln@gremlin.backfire.mn.org> <3nhacr$3hf@park.uvsc.edu> <3nk248$rcu@helena.MT.net> <3nk73j$d61@controversy.math.lsa.umich.edu>
NNTP-Posting-Host: kastor.ibr.cs.tu-bs.de

Michael Koch (mkoch@math.lsa.umich.edu) wrote:

> In <D7L3wM.Auo@aisb.ed.ac.uk> andrewfg@dai.ed.ac.uk (Andrew Fitzgibbon) 
> writes:
> >Model  100$    CPU     MHz |   I92     F92     gcc     AIM
> >PC             pentium 75  |   89      69
> >20/61          ss      60  |   89      103     70      63
> >PC             pentium 90  |   110     84
> >PC             pentium 100 |   122     93
> >20/71          ss2     70  |   126     121
> >PC             pentium 120 |   140     104
> >estimated (ha!)P6      133 |   200

> > That's ``per'' CPU in the SS20 right?

> The relationship is not quite linear. A dual processor system will run 
> anywhere from 150% to 180% as fast as a single processor system. MIKE...

Well, well, it can reach near 200%, you know. This depends on how data is
cached, and the like...

(Note that those supercaches are 1M in size)

best regards, Marc