Article 4863 of alt.sys.sun:
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From: "Steven E. Piette" <steve@simon.chi.il.us>
Newsgroups: comp.sys.sun.hardware,alt.sys.sun,aus.computers.sun
Subject: Re: A 4/4xx or 6xx VME CPU in a 4/110 chassis... any thoughts?
Date: Mon, 10 Jun 1996 14:42:32 -0500
Organization: Applied Computer Technology
Lines: 39
Message-ID: <31BC7AA8.446B9B3D@simon.chi.il.us>
References: <4p1i9s$5tkiyt@aztech.ba.md.us> <4p33g0$1ga@godzilla.zeta.org.au> <4p3epd$jvr@mail.fwi.uva.nl> <4p5k0m$2q3@saturn.tlug.org> <4p8nrj$mra@mail.fwi.uva.nl>
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Casper H.S. Dik wrote:
> 
> mfrisch@saturn.tlug.org (Mike Frisch) writes:
> 
> 
> >       I assume the 4/6xx is supported by Solaris 2.5?  Is that fast
> >SCSI-2 or just plain SCSI-2?  What kind of performance does it offer
> >compared to later SPARCstations?  This sounds like a very interesting
> >upgrade for my 4/110.
> 
> It's plain SCSI.  The board is a slower version (I think) of the SS10,
> its predecessor.  It does run newer hypersparc & SuperSPARC so it can be
> made to run much faster than an 4/110.  If you could get
> such boards easily, is another question.
> 
> It is supported in 2.5.
> 
> Casper
> --
> Casper Dik - Sun Microsystems - via my guest account at the University
> of Amsterdam.  My work e-mail address is: Casper.Dik@Holland.Sun.COM
> Statements on Sun products included here are not gospel and may
> be fiction rather than truth.

I seem to remember that there were two versions of the 4/600 CPU board.
I can't find the documentation right now but I think one of the changes
was upgrading from 5Mb/s SCSI2 to 10 Mb/s SCSI2 Fast.

All I do remember off the top of my head was there were tow major differences
between the orig version and the upgraded CPU board. I think this happened
right about when the 600 started being offered with the SuperSPARC processors.

Steve Piette                                       Applied Computer Technology
steve@simon.chi.il.US.                             7N852 Phar Lap Drive 
(708) 513-6920                                     St. Charles, IL 60175-6868
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