Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Are these Shreddermarks normal?

Author: Jorge Pichard

Date: 12:44:00 08/28/03

Go up one level in this thread


On August 28, 2003 at 15:39:19, William Penn wrote:

>Are these Shreddermarks normal?
>
>AMD Athlon XP 2400+ processor, 2.0 GHz, 640MB installed, 608MB available,
>Windows XP Home, Shredder 7
>
>  4MB hash, Shreddermark=1591, 391kN/s
> 64MB hash, Shreddermark=1392, 349kN/s
>128MB hash, Shreddermark=1113, 291kN/s
>256MB hash, Shreddermark= 856, 222kN/s
>384MB hash, Shreddermark= 655, 179kN/s
>432MB hash, Shreddermark= 618, 165kN/s
>455MB hash, Shreddermark= 618, 161kN/s (maximum hash)
>
>I don't understand why the Shreddermark and kN/s decreases as the amount of hash
>is increased. That's what concerns me.
>
>I presume that the more hash allocated then the faster the engine is supposed to
>calculate. If so, then why does the speed decrease with more hash?
>WP


64 MB hash has always been the magic number at fast time control for most top
programs, but 128MB is fine too for standard time control :-)

Pichard



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.