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Subject: Re: How make Fritz execute brute force search?

Author: Tom Kerrigan

Date: 15:42:19 07/26/00

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On July 26, 2000 at 18:22:47, leonid wrote:

>On July 26, 2000 at 17:26:01, Tom Kerrigan wrote:
>
>>On July 26, 2000 at 16:59:35, leonid wrote:
>>
>>>On July 26, 2000 at 13:40:32, Tom Kerrigan wrote:
>>>
>>>>On July 26, 2000 at 09:18:41, leonid wrote:
>>>>
>>>>>Hi!
>>>>>
>>>>>How ask Fritz execute brute force search? I have Fritz 6 but if it is possible
>>>>>for some other version (even better DOS version), please say me.
>>>>>
>>>>>Recently I went to see Fritz nodes per second performance. Very impressive! Only
>>>>>maybe I am missing exact numbers. NPS tend to grow when search is done by brute
>>>>>force. This is why I try to find where Fritz numbers stays in real. But Fritz,
>>>>>in dispite of its performance, is not exactly open minded piece of software.
>>>>>Even its NPS I was able to see only through my Hiarcs 7.32 program.
>>>>>
>>>>>Thanks in advance,
>>>>>Leonid.
>>>>
>>>>My search is selective only because of null-move. I believe this is also the
>>>>case with Fritz.
>>>>
>>>>With null move on, my program searches 634k NPS. (BK, short searches)
>>>
>>>
>>>On what hardware do you have 634k? I was very impressed with Fritz numbers only
>>>because they were between 220 and 320k on AMD 400Mhz. Your numbers are almost
>>>twice as fast.
>>
>>Pentium III/800. On a K-6/400 I figure I'd get 350k NPS or so. And that's for BK
>>positions; if I did a 5 second run of WAC, I'd get 780k NPS or so.
>>
>>-Tom
>
>If I am not missing there something, your numbers are better that the Fritz
>have. If you could someday check at what speed Fritz 6 goes on your hardware and
>send me the numbers (best with some concret position), it will be very nice. Or
>just put them here. If you numbers are so good, like I see them, you should be
>really proud to say them in public.
>
>Leonid.

Sure, I'm proud of the NPS, but at the moment my evaluation function is so weak
that the program isn't competitive with even the stronger amateur programs.

-Tom



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