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Subject: Re: playing with the Opteron - Part I.

Author: Matthew Hull

Date: 12:56:23 01/26/04

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On January 26, 2004 at 15:47:56, Robert Hyatt wrote:

>This is probably the best result I have ever seen from Crafty.  I am simply
>running some "sanity checks" to make sure everything is functioning, after a few
>recent changes.  Here is my first test, WAC at 1 second per move:
>
>total positions searched..........         300
>number right......................         299
>number wrong......................           1
>percentage right..................          99
>percentage wrong..................           0
>total nodes searched..............   109706792
>average search depth..............         4.6
>nodes per second..................     6522401
>
>It misses #230.
>
>I re-compiled with Dann's favorite -DDETECTDRAW and at one second per move,
>blasted out the following result:
>
>total positions searched..........         300
>number right......................         300
>number wrong......................           0
>percentage right..................         100
>percentage wrong..................           0
>total nodes searched..............   103251953
>average search depth..............         4.5
>nodes per second..................     5713998
>
>I will try to run some other tests as I continue looking at things.  I am also
>once again experimenting with the -DFUTILITY stuff that Jeramiah wrote, to see
>how it affects things on this really monster box.
>
>BTW for those that have asked, "crafty" is playing on ICC most of this week
>using this box.  Scrappy is running on my normal dual xeon 2.8 all the time...


How much higher than 4-way do they stack the chips in this series of machine?



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