Author: chandler yergin
Date: 02:38:26 04/12/05
Go up one level in this thread
On April 11, 2005 at 21:08:46, John Merlino wrote: >On April 11, 2005 at 20:47:28, Rob Basham wrote: > >>[D]2r1qrk1/pb3pb1/1p2p2p/3pP1p1/3P3B/2PB4/PP4PP/R2Q1RK1 w - - 0 1 >> >>White plays Bxg5...! >> >>If PxB, Rf6...! >> >>Fritz 8 takes about 90 sec. >> >>Polgar in CM9000 takes just 25 sec.to find Bxg5. >> >>Rob Wow! Amazingly fast compared to Shredder! Took about 4 minutes.. Do you have a clue as to why there can be such a time difference between Programs? The same basic search algorithm is used is it not? The Processor speed must be the Key. >CM9_R1 needs 10 seconds on an AMD 2500: > >Time Depth Score Positions Moves >0:00 1/3 0.92 950 1.Bg3 Qd7 2.Qc2 Rfe8 >0:00 1/4 1.01 2877 1.Bg3 Qd7 2.Qc2 Rfe8 3.Rad1 >0:00 1/5 1.01 9416 1.Bg3 Qd7 2.Qc2 Rfe8 3.Rad1 >0:00 1/6 1.06 29170 1.Bg3 Qe7 2.Qc2 Rfd8 3.Rae1 a6 >0:00 1/7 0.99 90117 1.Bg3 Qd7 2.Qc2 Rfe8 3.Rad1 h5 > 4.Rf3 Kf8 >0:00 1/8 1.09 182577 1.Bg3 Qd7 2.Qc2 a6 3.Rad1 Rfe8 > 4.Qe2 Ra8 5.Qf3 >0:02 1/9 1.07 603263 1.Bg3 Qe7 2.Qc2 h5 3.Qe2 g4 4.Bb5 > h4 5.Bf4 >0:07 1/10 1.14 1768040 1.Bg3 Qd7 2.Qc2 a6 3.Rae1 Rfe8 > 4.Bf2 h5 5.Be3 Qe7 >0:10 1/10 1.90 2583836 1.Bxg5 hxg5 2.Rf6 g4 3.Qxg4 Qe7 > 4.Qh5 Rfd8 5.Raf1 Rc7 6.Qh7+ Kf8 > 7.Rg6 f5 8.exf6ep >0:14 1/11 1.90 3950931 1.Bxg5 hxg5 2.Rf6 g4 3.Qxg4 Qe7 > 4.Qh5 Rfd8 5.Raf1 Rc7 6.Qh7+ Kf8 > 7.Rg6 f5 8.exf6ep >0:39 1/12 3.28 10972439 1.Bxg5 f5 2.exf6ep hxg5 3.fxg7 > Rxf1+ 4.Qxf1 Qf7 5.Re1 Kxg7 6.Qe2 > Rf8 7.Qxe6 a6 8.Qxf7+ Rxf7 >1:07 1/13 3.31 18973945 1.Bxg5 f5 2.exf6ep hxg5 3.fxg7 > Rxf1+ 4.Qxf1 Rc7 5.Qf6 Rxg7 6.Rf1 > g4 7.Re1 g3 8.hxg3 Qf7 > >jm
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