Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Shredder Classic Bench

Author: Odd Gunnar Malin

Date: 13:30:02 02/08/05

Go up one level in this thread


On February 08, 2005 at 15:15:33, enrico carrisco wrote:

>On February 07, 2005 at 12:46:06, George Sobala wrote:
>
>>AMD 1700+ Bench result 1.48
>>Centrino 1.6GHz Bench result 1.61
>>
>>I agree with the point you made: my Intel Centrino is much faster for chess
>>compared to my AMD, more so than the 1.61:1.48 ratio suggests.
>
>It shouldn't be "much faster" -- both the above tests match beautifully to their
>actual clocks:
>
>AMD 1700+ runs at 1.47GHz
>Centrino 1.GHz is of course 1.6GHz.
>
>For all intents and purposes, Centrinos and AMD XPs can be compared by their
>actual clock speeds (for chess.)
>
>-elc.

I tested a PIII 850MHz and a Centrino 2GHz and here it seems that the error are
much bigger with a centrino. The pv line is from startposition with 16MB hash
and clearing hash and learning before start.

PIII 850MHz
Bench: 0.84
Search:
12/30  1:51 +0.28 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 (17.560.570) 157
....
15/36 34:41 +0.41 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 (252.473.124) 121

Centrino 2GHz
Bench: 1.91
Search:
12/30 0:34 +0.28 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 (17.560.570) 507
....
15/36 8:17 +0.41 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 (252.473.124) 507


Odd Gunnar



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.