Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!ucbvax!decwrl!jumbo!jg
From: jg@jumbo.dec.com (Jim Gettys)
Newsgroups: comp.sys.dec
Subject: Re: DECstation 3100 - is it fast?
Message-ID: <13710@jumbo.dec.com>
Date: 28 Apr 89 20:58:42 GMT
References: <2056@gluteus.ai.mit.edu>
Reply-To: jg@jumbo.UUCP (Jim Gettys)
Organization: DEC Cambridge Research Laboratory
Lines: 15

In article <2056@gluteus.ai.mit.edu> cracraft@wheaties.ai.mit.edu (Stuart Cracraft) writes:
>
>After benchmarking the new 3100 with a C dhrystone program
>(25,000 dhrystones per second), I felt it would probably
>do pretty well on an application, since a VAX 8810 scored
>8,333 dhrystones per second with the same C program.
>
>Imagine my surprise when the application ran only marginally
>faster on the 3100 (unloaded) than on the 8810!

How about more information about the program, and how you compiled it....

Did you use higher levels of optimization, cache ordering, or what?

				- Jim