Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: How Much Stronger is Deep Junior on 8 processors than a Pent III 500?

Author: Michel Langeveld

Date: 00:12:41 07/08/00

Go up one level in this thread


On July 08, 2000 at 00:49:41, Robert Hyatt wrote:

>On July 07, 2000 at 21:49:31, walter irvin wrote:
>
>>On July 07, 2000 at 20:52:23, Robert Hyatt wrote:
>>
>>>On July 07, 2000 at 17:07:59, Jerry Adams wrote:
>>>
>>>>I have heard people say that against humans processor is not that significant
>>>>after a certain speed
>>>
>>>I would suspect that DJ runs 5-6 times faster on 8 cpus.  Rough estimate.
>>>That is a good ply deeper, plus a bit more...  maybe 100 Elo better against
>>>computers.  Against humans I doubt it helps _that_ much.  Maybe 1/2 of that
>>>or so is more reasonable..
>>
>>i wish crafty could be in this tourn .i believe crafty is stronger than junior
>>and would score better . also what is the fastest machine that has ever run
>>crafty ?????????
>
>
>The best single-cpu machine was Tim's 21264.  at under 800mhz (600 or so I
>think) crafty was hitting near 1M nodes per second.  I ran on a 16 cpu 21164
>machine a year or so ago and hit 7M nodes per second in blitz on ICC.  I played
>with that machine on ICC for an hour so so.
>
>Intel/AMD don't have anything that is within 1/3 the speed of the alpha...  at
>least for Crafty.  And note that Tim's machine was a _slow_ 21264 and it was
>faster than anything out (single cpu) by a factor of 4 or so.

I think Dann Corbit knows stronger machines (super computers) who have used
Crafty.



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.