Computer Chess Club Archives

Search

Messages

Subject: minimax vs. alpha-beta, my data

Author: Tom Kerrigan

Date: 10:49:49 06/16/00

Go up one level in this thread

On June 16, 2000 at 09:43:56, leonid wrote:

>Hi!
>
>Is the number between minimax nodes/second, devided on number of nodes/second
>for alpha-beta, equal to around five?
>
>If, for instance, one position in minimax give 1000000 NPS, the same position
>but solved by alpha-beta logic will indicate around 200000 NPS speed?
>
>Leonid.

I just ran some tests. Simple search, material-only evaluation:

Minimax: 2219093
Alpha-beta: 1753779

This was on my 800MHz Pentium III.

-Tom

• Re: minimax vs. alpha-beta, my data Bruce Moreland 12:59:39 06/16/00
  • Re: minimax vs. alpha-beta, my data Tom Kerrigan 14:34:11 06/16/00
  • Re: minimax vs. alpha-beta, my data Robert Hyatt 14:31:31 06/16/00
    • Re: minimax vs. alpha-beta, my data Bas Hamstra 05:22:19 06/17/00
• Re: minimax vs. alpha-beta, my data leonid 12:31:38 06/16/00

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.