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Subject: Re: AlphaPC 164LX

Author: Bruce Moreland

Date: 16:26:15 12/14/97

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On December 14, 1997 at 16:55:15, Bert Kuiper wrote:

>I am purchasing the system listed below & would like to know if any of
>>the top rated chess programs will run with out any problems on this
>>computer. Any information would be appreciated.

>>       Microway Screamer-LX 566 MHz Motherboard (21164A CPU)

All of the commercial programs are x86-based.  This means that you would
need to use the emulator/translator to get this stuff to run.

It has been my experience (limited experience) that a 500 mhz Alpha is
perhaps 70% the speed of a Pentium Pro 200 when running
compute-intensive x86 code.

In order to get higher performance, you would need to use versions that
are compiled for Alpha.  This system would be perhaps 40% faster than a
P2/300 if you got these versions.

And there are no commercial chess programs that I know of that are
compiled for Alpha right now -- these versions don't exist.

With some emailing and polite asking (or an expenditure for a compiler
plus a little hacking), you can probably get Crafty running native for
Alpha.

But if you are buying this so that Genius or Hiarcs or something like
that will go fast, you are making a mistake.

If you are buying the machine in order to heat a room in your house, you
will be very satisfied.

Also check out the enorex and polywell sites:

http://www.enorex.com
http://www.polywell.com

When that article about with the "fastest way to run NT" came out, the
machine you are talking about was the only one using the 2 mb of cache,
I think.  Now these others might be the same speed or faster, I don't
know.

bruce



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