Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!elroy.jpl.nasa.gov!decwrl!sgi!jeremy@perf2.asd.sgi.com
From: jeremy@perf2.asd.sgi.com (Jeremy Higdon)
Newsgroups: comp.sys.sgi
Subject: Re: 4D4X0 ??
Message-ID: <100399@sgi.sgi.com>
Date: 30 Apr 91 04:26:16 GMT
References: <15089@darkstar.ucsc.edu> <100054@sgi.sgi.com> <3985@uc.msc.umn.edu>
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In article <3985@uc.msc.umn.edu>, ken@uh.msc.umn.edu (Ken Chin-Purcell) writes:
> Jeremy Higdon writes:
> 
> > The 4D/400 family are 40 mhz R3000 machines.
> 
> Has either bus (Iris or VME) gotten faster?  We're hungry for
> throughput....
> 

The VME and MP buses run at the same speed, but with the 1MB second
level cache, you will probably get a better cache hit rate; thus, you
shouldn't need as many MP bus accesses.