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Subject: Re: Dual Xeon 3.06 + HT = ~2.3 mil kn/s in crafty

Author: Dezhi Zhao

Date: 15:22:23 02/21/03

Go up one level in this thread


On February 21, 2003 at 18:08:58, Robert Hyatt wrote:

>On February 21, 2003 at 17:37:35, Aaron Gordon wrote:
>
>>On February 21, 2003 at 08:04:18, Mike Byrne wrote:
>>
>>>On February 21, 2003 at 08:02:34, Mike Byrne wrote:
>>>
>>>>On February 21, 2003 at 07:14:47, Charles Worthington wrote:
>>>>
>>>>>On February 21, 2003 at 07:05:22, Charles Worthington wrote:
>>>>>
>>>>>>On February 21, 2003 at 06:47:11, Mike Byrne wrote:
>>>>>>
>>>>>>>On February 21, 2003 at 04:46:53, Charles Worthington wrote:
>>>>>>>
>>>>>>>>Bob what program is required for me to conduct benchmark tests with Crafty?
>>>>>>>>Could you please e-mail it or post a link here to it? Thank you.
>>>>>>>
>>>>>>>Charles,
>>>>>>>
>>>>>>>You have it, the "crafty" program has a built in benchmark ....start crafty in
>>>>>>>dos mode (console) with no crafty.rc file ( a plain taxt file you create with
>>>>>>>engine parameters - but in this case - do not have a crafty.rc file in the same
>>>>>>>directory as crafty).
>>>>>>>
>>>>>>>Type word "bench" at the command prompt.
>>>>>>>
>>>>>>>Mike
>>>>>>
>>>>>>
>>>>>>Thanks Mike. I haven't set the Crafty you sent me up yet so I didn't know. In
>>>>>>all honesty I have no Idea  how to set it up to run on the Chessbase server. The
>>>>>>Crafty that comes with fritz is already set up so I have never had to set one up
>>>>>>yet. The other foreign progs are easy just drop in the  eng and dll and you are
>>>>>>done. This does not look so easy. :-)
>>>>>
>>>>>
>>>>>
>>>>>640 kNs.....Not good :-)
>>>>
>>>>on your new  machine??
>>>
>>>ok I see it in your title ...that is respectable for 1.2Ghz Celeron -- it's in
>>>the ballpark -- I think a dual 3 Ghz will get 3M nps....
>>
>>Hyatts Dual xeon 2.8GHz only gets 2.1 million in the benchmark..
>>If you scale it up to 3.06x2 + HT you'll only see about 2.3 million.
>
>I won't try to predict that performance, it needs testing.  The 3.06 xeons
>have 533mhz FSB, while my 2.8s are 400.  That is a difference above and beyond
>the raw clock speed.
>

I guess 533FSB will give you 5% speedup at best. I got the number from PIII.
However I dont think it varies much from this. So you may end up with

(3.06/2.8) * 1.05 * 2.1 = 2.4M nps

>
>>
>>
>>Crafty v19.4 (1 cpus)
>>
>>White(1): mt=4
>>max threads set to 4
>>White(1): bench
>>Running benchmark. . .
>>......
>>Total nodes: 104415743
>>Raw nodes per second: 2130933
>>Total elapsed time: 49
>>SMP time-to-ply measurement: 13.061224
>>White(1): end



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