Author: Harvey Williamson
Date: 22:43:55 01/10/06
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On January 10, 2006 at 09:35:10, Per Jørgensen wrote: >Hello Chesscomputerfriends! > >As I described in this Forum on the 30th of December and earlier I'm making a >new Ratinglist based on 15 openingpositions. 10 of these are known from the >CSS-Ranglist (for further information check this website www.computerschach.de), >here are the 5 new openingpositions: > >C30 = Kings Gambit (1.e4,e5 2.f4) > >E17 = Queenindian (1.d4,Sf6 2.c4,e6 3.Sf3,b6 4.g3,Lb7 5.Lg2,Le7) > >B02 = Scandinavian (1.e4,d5 2.exd5) > >D35 = Orthodox Queens Gambit (1.d4,d5 2.c4,e6 3.Sc3,Sf6) > >A57 = Modern Ben Oni (1.d4,Sf6 2.c4,c5 3.d5) > >It's my intention to create an élite Ratinglist of 17 engines so that each >engine has played 480 games (30 x 16) when the list is full. I'm testing on the >following Hardware: > >Asus A8V Motherboard, Socket 939, FSB 1.000 MHz >AMD Athlon 64 4000+, 2.4 GHz, 1 MB Level 2 Cache, 90 nm San Diego Core >2 x 512 MB Corsair PC 3200XLPT RAM (CAS Latency 2-2-2-5) > >And here are the specific testconditions: > >Shredder 9 GUI >Thinkingtime for each engine: 40 moves in 14 minutes repeatedly >Hash Tables for each engine: 128 MB PC 3200 Ram (CAS Latency 2-2-2-5) >8 MB Cache for TB's >TB's: Nalimov - 3 und 4-pieces >Pondern OFF > >Since more than 5 weeks the tests are running and the first result were as >follows: > >Fritz 9 - Fruit 2.2.1 19-11 >Shredder 9 - Fritz 9 18-12 >Shredder 9 - Fruit 2.2.1 11½-18½ >Toga II 1.1 - Fritz 9 14-16 >Toga II 1.1 - Fruit 2.2.1 10-20 >Toga II 1.1 - Shredder 9 16-14 >Loop List - Fruit 2.2.1 11-19 >Loop List - Fritz 9 8½-21½ >Loop List - Shredder 9 12½-17½ >Loop List - Toga II 1.1 9½-20½ >Ktulu 7.5 - Fritz 9 11½-18½ >Ktulu 7.5 - Fruit 2.2.1 12-18 >Ktulu 7.5 - Shredder 9 11-19 >Ktulu 7.5 - Toga II 1.1 12-18 >Ktulu 7.5 - Loop List 13½-16½ >Spike 1.0a Mainz - Fritz 9 8-22 >Spike 1.0a Mainz - Fruit 2.2.1 11½-18½ >Spike 1.0a Mainz - Shredder 9 14½-15½ >Spike 1.0a Mainz - Toga II 1.1 13-17 >Spike 1.0a Mainz - Ktulu 7.5 13½-16½ >Spike 1.0a Mainz - Loop List 12½-17½ >Hiarcs 10 - Fritz 9 11½-18½ >Hiarcs 10 - Fruit 2.2.1 13½-16½ >Hiarcs 10 - Shredder 9 11-19 >Hiarcs 10 - Toga II 1.1 11½-18½ >Hiarcs 10 - Ktulu 7.5 18-12 >Hiarcs 10 - Loop List 16-14 >Hiarcs 10 - Spike 1.0a Mainz 19½-10½ > >And here comes the latest results: > >Chess Tiger 15.0 - Fritz 9 11-19 >Chess Tiger 15.0 - Fruit 2.2.1 8-22 >Chess Tiger 15.0 - Shredder 9 7-23(!) >Chess Tiger 15.0 - Toga II 1.1 9½-20½ >Chess Tiger 15.0 - Hiarcs 10 10-20 >Chess Tiger 15.0 - Loop List 15-15 >Chess Tiger 15.0 - Ktulu 7.5 11½-18½ >Chess Tiger 15.0 - Spike 1.0a Mainz 13½-16½ > >Although Chess Tiger 15.0 doesn't belong to the gruop of Topengins of today I >was expecting a littte bit stronger performance. Especially Shredder 9 managed >to almost humiliate Chess Tiger with a 23-7 victory (the biggest victory of all >so far in my testing). Here follows the updated ranking: > >1. Fritz 9 146½ Points >2. Fruit 2.2.1 143½ P. >3. Shredder 9 137½ P. >4. Toga II 1.1 134½ P. >5. Hiarcs 10 121 P. >6. Ktulu 7.5 107 P. >7. Loop List 104½ P. >8. Spike 1.0a Mainz 100 P. >9. Chess Tiger 15.0 85½ P. > >Compared to the latest ranking there are only a few important changes: Fruit >2.2.1 has reduced the lead of Fritz 9 and Ktulu 7.5 has passed Loop List. Even >with a fine 20-10 victory for Hiarcs 10 against Chess Tiger it's fair to say >that this engine so far has been a disappointment. When the next enginetest is >finished I will have 10 engines tested and from that point (and in the future) I >will publish real ELO-lists. > >The next engine to be tested is the brandnew SmarThink 1.00. The results so far >for this russian engine have been quite mixed so I am excited to see how it will >perform under my testconditions. Needless to say; as soon as Rybka 1.2 is >available (probably 1st of February) I'll test it and the same goes >for Shredder 10. > >Best regards >Per Did you switch off poaition learning for Shredder 9?
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