Computer Chess Club Archives

Search

Messages

Subject: Re: Does 64 bit architecture have any benefit on chess programs?

Author: Tom Kerrigan

Date: 02:55:39 10/02/02

Go up one level in this thread

On October 01, 2002 at 08:00:26, Vincent Diepeveen wrote:

>Obviously the bitboard programs will profit. We can guess from alpha
>specs that it's about 33% profit.

Really? How can we guess that? What specs?

>A default compile from DIEP at an Itanium2/McKinley for example it is
>33% faster at it than it is at a K7 at the same clock.
>That's *very* good. Obviously it's a mixture of Level caches and especially
>doing bundles of 6 instructions a clock.

What a load of BS. 33% faster than a 1GHz Athlon gives you 1.33GHz Athlon
performance. How is this "*very* good"? You can get a 1.33GHz Athlon on
Pricewatch for $52.

-Tom

• Re: Does 64 bit architecture have any benefit on chess programs? Vincent Diepeveen 08:56:11 10/02/02
  • Re: Does 64 bit architecture have any benefit on chess programs? Tom Kerrigan 11:23:53 10/02/02
    • Re: Does 64 bit architecture have any benefit on chess programs? Vincent Diepeveen 11:54:13 10/02/02
      • Re: Does 64 bit architecture have any benefit on chess programs? Tom Kerrigan 13:55:49 10/02/02
  • Re: Does 64 bit architecture have any benefit on chess programs? Tom Kerrigan 11:18:31 10/02/02
    • Re: Does 64 bit architecture have any benefit on chess programs? Vincent Diepeveen 11:39:30 10/02/02
• Re: Does 64 bit architecture have any benefit on chess programs? Maurizio De Leo 06:46:14 10/02/02
  • Re: Does 64 bit architecture have any benefit on chess programs? Vincent Diepeveen 08:51:31 10/02/02

This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.