Author: Reinhard Scharnagl
Date: 14:34:03 10/02/04
Go up one level in this thread
On October 02, 2004 at 14:49:48, Henk Bossinade wrote: >On October 01, 2004 at 15:04:44, Reinhard Scharnagl wrote: > >>On October 01, 2004 at 13:43:17, Uri Blass wrote: >> >>>[D]5b1k/4p1p1/4P1P1/8/8/1p2p1p1/1P2P1P1/K4B2 w - - 0 1 >>> >>>How much time does your program need to get perft 50 and perft 70 >>> >>>latest Movei after fixing perft to be able to calculate more than 20 plies >>>gives >>>perft 50=531,441 >>>perft 70=129,140,163 >> >> >>Hi Uri, >> >>here my Smirf values come (of course doing a lot analysis overhead): >> >> >>FEN: 5b1k/4p1p1/4P1P1/8/8/1p2p1p1/1P2P1P1/K4B2 w - - 0 1 >> >> +-a--b--c--d--e--f--g--h-+ MS Visual Studio C++ Version 13.1 >>8 | ::: ::: [b] [k]| >>7 |::: ::: [p] [p] | Perft Testseries >>6 | ::: :::<P>:::<P>:::| >>5 |::: ::: ::: ::: | (With TT Caching 256 MB / 5-fold) >>4 | ::: ::: ::: :::| >>3 |:::[p]::: [p] [p] | Test #: 00 >>2 | <P> :::<P>:::<P>:::| >>1 |<K> ::: :::<B>::: | Break Time 1.0 Sec. >>=>+-a--b--c--d--e--f--g--h-+ >> >>Ply Nodes all (x) all (+) Seconds >>------------------------------------------------------------ >>01 1 0 0 0 >... 2 0 0 0 >>99 564859072962 0 0 0 >>------------------------------------------------------------ >Time measurement gives about four significant digits. Why don't you show them? Well, I always thought that time measuring would not be that precise. As you could see on following examples, the measured time must have been below 0.05 seconds, otherwise it would have been shown rounded as 0.1 seconds. Regards, Reinhard. FEN: rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 +-*--b--c--d--*--f--g--*-+ MS Visual Studio C++ Version 13.10 8 |[r][n][b][q][k][b][n][r]| 7 |[p][p][p][p][p][p][p][p]| Perft Testseries 6 | ::: ::: ::: :::| 5 |::: ::: ::: ::: | (With TT Caching 256 MB / 5-fold) 4 | ::: ::: ::: :::| 3 |::: ::: ::: ::: | Test #: 00 2 |<P><P><P><P><P><P><P><P>| 1 |<R><N><B><Q><K><B><N><R>| Break Time 1.0 Sec. =>+-*--b--c--d--*--f--g--*-+ Ply Nodes all (x) all (+) Seconds ------------------------------------------------------------ 01 20 0 0 0 02 400 0 0 0 03 8902 34 12 0 04 197281 1576 469 0 05 4865609 82719 27351 0.1 06 119060324 2812008 809099 1.7 ------------------------------------------------------------ FEN: r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq - 0 25 +-*--b--c--d--*--f--g--*-+ MS Visual Studio C++ Version 13.10 8 |[r]::: :::[k]::: [r]| 7 |[p] [p][p][q][p][b] | Perft Testseries 6 |[b][n] :::[p][n][p]:::| 5 |::: :::<P><N> ::: | (With TT Caching 256 MB / 5-fold) 4 | [p] :::<P>::: :::| 3 |::: <N> :::<Q>:::[p]| Test #: 01 2 |<P><P><P><B><B><P><P><P>| 1 |<R> ::: <K> :::<R>| Break Time 1.0 Sec. =>+-*--b--c--d--*--f--g--*-+ Ply Nodes all (x) all (+) Seconds ------------------------------------------------------------ 01 48 8 0 0 02 2039 351 3 0 03 97862 17102 993 0 04 4085603 757163 25523 0.2 05 193690690 35043416 3309887 4.0 ------------------------------------------------------------
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