Author: Aaron Gordon
Date: 21:00:01 06/11/03
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I ran the tests as instructed. Here are the results... Test position I used was: [D]r4bbk/1p1q2r1/pB1p1n1p/P1PPp3/1PB2p2/1N3P2/3Q3P/2RR3K w - - 0 28 Crafty 19.3 (My optimized version): 1 CPU, 1 Crafty: 1199kn/s 2 Crafties, 1 cpu per crafty: 1196kn/s 1 Crafty, 2 cpus: 1950kn/s (1.6x speedup) I did run some other speedup tests with some other engines: Hardware used: Dual Athlon MP 2266MHz, Tyan Tiger MP (760MP) S2460 board. Engine | Speedup Deep Fritz 7 : 1.953x Deep Sjeng 1.0 : 1.927x Deep Junior 8 : 1.892x Shredder 7.04 : 1.814x Crafty 19.3 : 1.604x (My optimized version) Crafty 19.3 : 1.454x (Default version on FTP)
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