Computer Chess Club Archives

Search

Messages

Subject: Re: Questions re P4 3.03 with HT ??

Author: Jeremiah Penery

Date: 19:14:44 12/08/02

Go up one level in this thread

On December 08, 2002 at 21:24:52, Robert Hyatt wrote:

>I also think that the numbers for the HT-enabled stuff might be wrong.  The
>node counts should vary, because to use HT, it is necessary to run the SMP
>version of crafty and use mt=2 to use both logical processors.  That will
>produce variability in the total nodes searched that I didn't see in any of
>the numbers displayed...

All of Aaron's numbers were single-threaded Crafties.  But Steffen posted a
result with HT that used LESS total nodes than the single-threaded program, but
only had a 13% speedup in terms of raw NPS.

• Re: Questions re P4 3.03 with HT ?? Robert Hyatt 20:58:36 12/08/02
  • Re: Questions re P4 3.03 with HT ?? Matt Taylor 23:09:03 12/08/02
    • Re: Questions re P4 3.03 with HT ?? Robert Hyatt 20:30:20 12/09/02

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.