Author: Uri Blass
Date: 01:30:15 10/11/05
Go up one level in this thread
On October 11, 2005 at 04:13:25, Jonas Cohonas wrote: >>What's intersting is that the kn/s on my Athlon64 3400 is quite different >>between Fruit2.1 and Fruit2.2. >>Fruit 2.1 around 900 kn/s in middlegame >>Fruit 2.2 around 550 kn/s in middlegame. >> >>Maybe more knowledge or badly optimized compile? > >Yes it is indeed quite slower that 2.1, now is that due to the 500kb security >code perhaps? I do not believe it It is probably because of adding some pruning. Fruit2.2 and FruitWCCC should be similiar regarding playing strength. From www.fruitchess.com "However regarding playing strength they should be similar since no strength-related code has been changed." I also do not get your numbers Fruit2.1 is around 900 kn/s when fruit2.2 is around 700 kn/s on the same position and here is the evidence 93: New game - Shredder 9 UCI, 38'/40+38'/40+38'/40 2005 3r1nk1/5pp1/7p/pR1bPP2/3p4/P1rB2QP/1R1N2PK/2q5 w - - 0 1 Analysis by Fruit 2.2: 31.f6 = (0.01) Depth: 1/8 00:00:00 31.f6 g6 = (0.20) Depth: 2/9 00:00:00 31.f6 g6 32.Rb6 Rxa3 = (-0.10) Depth: 3/10 00:00:00 31.Qh4 f6 32.Qxd4 fxe5 = (0.12) Depth: 3/10 00:00:00 31.Qh4 Rd7 32.Qxd4 Bxg2 = (-0.11) Depth: 4/12 00:00:00 31.f6 g6 32.Rb6 Rxa3 = (-0.10) Depth: 4/12 00:00:00 31.f6 g6 32.Nb1 Rc5 33.Rxc5 Qxb2 34.Rxa5 ³ (-0.27) Depth: 5/13 00:00:00 31.Qh4 Rd7 32.Be4 Bxe4 33.Nxe4 Rxa3 = (-0.15) Depth: 5/14 00:00:00 31.Nb1 Rc7 32.Qh4 f6 33.exf6 = (-0.07) Depth: 5/16 00:00:00 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 6/16 00:00:00 50kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 7/18 00:00:00 87kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 8/21 00:00:01 173kN 31.Nb1 Rc5 32.Qh4 Rcc8 33.Nd2 Bc6 34.R5b3 a4 35.Rb6 = (-0.04) Depth: 9/24 00:00:01 410kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 10/24 00:00:01 1006kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 11/29 00:00:03 1904kN 31.Nb1 Rcc8 32.Re2 Rb8 33.Re1 Qc7 34.f6 g5 35.Nd2 Kh8 36.a4 Ne6 = (0.01) Depth: 12/31 00:00:06 4223kN 31.Nb1 Rcc8 32.Re2 Kh8 33.Re1 Qc7 34.f6 g6 35.Qh4 h5 36.Qf4 Ne6 37.Qh6+ Kg8 38.Bxg6 fxg6 39.Qxg6+ Kh8 40.Qxh5+ Qh7 41.Qxh7+ Kxh7 42.Rxa5 = (0.14) Depth: 13/43 00:00:20 13988kN 31.Nb1 Rcc8 32.Re2 Nh7 33.Re1 Qc7 34.f6 g5 35.Qf2 Kh8 36.Nd2 Qc3 37.Qf5 Nf8 = (0.24) Depth: 14/43 00:00:40 27750kN (, 11.10.2005) 93: New game - Shredder 9 UCI, 38'/40+38'/40+38'/40 2005 3r1nk1/5pp1/7p/pR1bPP2/3p4/P1rB2QP/1R1N2PK/2q5 w - - 0 1 Analysis by Fruit 2.1: 31.Rxa5 Qxb2 -+ (-4.56) Depth: 1/2 00:00:00 31.Rb1 Qxd2 -+ (-3.57) Depth: 1/4 00:00:00 31.Rc2 Rxc2 32.Bxc2 Qxd2 -+ (-3.45) Depth: 1/6 00:00:00 31.Nb1 µ (-0.71) Depth: 1/8 00:00:00 31.Nf1 Rxa3 ³ (-0.62) Depth: 1/8 00:00:00 31.a4 = (-0.23) Depth: 1/8 00:00:00 31.Qh4 = (-0.20) Depth: 1/8 00:00:00 31.f6 = (0.19) Depth: 1/8 00:00:00 31.f6 g6 = (0.02) Depth: 2/9 00:00:00 31.f6 g6 32.a4 = (0.02) Depth: 3/11 00:00:00 31.f6 g6 32.Rb6 Rxa3 ³ (-0.28) Depth: 4/13 00:00:00 31.Qh4 Rd7 32.Bf1 Bb7 ³ (-0.27) Depth: 4/14 00:00:00 31.a4 Nd7 32.f6 g6 ³ (-0.26) Depth: 4/17 00:00:00 31.Nb1 Rc5 32.f6 g6 33.Rxc5 Qxb2 34.Rxa5 = (-0.10) Depth: 4/17 00:00:00 31.Nb1 Rc5 32.Rxc5 Qxc5 33.f6 g6 = (0.01) Depth: 5/17 00:00:00 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 6/17 00:00:01 95kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 7/19 00:00:01 197kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 8/21 00:00:01 376kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 9/22 00:00:01 1029kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 10/32 00:00:02 1882kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 11/32 00:00:06 4916kN 31.Nb1 Rcc8 32.Nd2 = (0.00) Depth: 12/35 00:00:11 9287kN 31.Nb1 Rc5 32.Rxc5 Qxb2 33.Rxa5 Qc1 34.Ra4 Qe3 35.Bc4 Qxg3+ 36.Kxg3 Be4 37.Ra7 Bxb1 38.Bxf7+ Kh7 = (0.19) Depth: 13/35 00:00:33 28916kN (, 11.10.2005)
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