Author: Tim Foden
Date: 02:40:57 08/11/03
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On August 11, 2003 at 03:54:38, Thomas McBurney wrote: >On August 10, 2003 at 21:03:18, Johan Wessfeldt wrote: > >>jO! >> >>Im working on a chessengine in java and I'm pretty much done with my move >>generation algorithms.(Took awhile to complete.. :] ) >> >>Are there any common tests ppl use to test their chess engines with to see how >>fast it is? (Not how smart it is) >> >>Like.. creating 1.000.000 move-lists out of preset chess position. >>Could be fun to see if my engine(or java) is good or not :] > > >Throw this position into your move generator and do a perft test on it. This >position has a nsty habit of crashing engines, even the odd comercial engine >like my Frtiz 4. > >[D]R6R/3Q4/1Q4Q1/4Q3/2Q4Q/Q4Q2/pp1Q4/kBNN1KB1 w - - 0 1 > >This is the output from my chess engine. Can someone verify the following perft >results with their engine? > >depth 1 nodes= 218 >depth 2 nodes= 99 >depth 3 nodes= 19073 >depth 4 nodes= 85043 >depth 5 nodes= 13853661 >depth 6 nodes= 115892741 Values from GLC 3.00 (AXP 1.46GHz): Ply Time Nodes Nodes/s 1 0.001 218 218000 2 0.001 99 99000 3 0.001 19073 19073000 4 0.060 85043 1417383 5 3.185 13853661 4349658 6 50.613 115892741 2289782 > >Also look at Peters perft test web page for good perft tests and results . >http://homepages.caverock.net.nz/~peter/perft.htm > >Cheers, >Tom.
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