Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!samsung!rex!ames!sgi!jeremy@perf2.asd.sgi.com
From: jeremy@perf2.asd.sgi.com (Jeremy Higdon)
Newsgroups: comp.sys.sgi
Subject: Re: 4D/35 vs. 4D/3xx
Message-ID: <81708@sgi.sgi.com>
Date: 18 Jan 91 01:36:00 GMT
References: <112@tcela.COM>
Sender: guest@sgi.sgi.com
Organization: Silicon Graphics, Inc., Mountain View, CA
Lines: 14

In article <112@tcela.COM>, tak@tcela.COM (Michael Takayama) writes:
> Looking through the latest UNIX Review (Jan 91), I noted that the 4D/340VGX
> is SPECmarked at 19.5 while the new 4D/35 is SPECmarked at 23 (pgs. 75 and
> 110, respectively).
> 
> OK, all you folks at SGI in ASD and ESD, given the price differential between
> the 4D/35 and 4D/3xx workstations, what is the *REAL* difference in compute
> performance (not graphics - it's pretty much a given that GTX and VGX 
> performance far exceed TG performance) between these systems (esp. 4D/35S 
> and 4D/310S)? 
> 

The 4D/340 has 4 processors.  The 19.5 mark is for a single processor only.
I believe that the throughput number is 67.something, or 4 @ 16.something.