CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Strelka 1.0b 32-bit in CCRL 40/4, 2019-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Strelka 1.0b 32-bit has no rank with rating of 2739 Elo points (+17 -17),
based on 1202 games: 480 wins, 350 losses and 372 draws
Score: 55.4%, Average opponent: −40.8, Draws: 30.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Loop M1-T 64-bit 4CPU              2881  23.5-75.5  (+9 -61=29)    0.0   -42
 - Rybka 1.2 32-bit                   2864  18.0-46.0  (+6 -34=24)    0.0   -19
 - Rybka 1.1 32-bit                   2853  20.0-44.0  (+8 -32=24)    0.0    -8
 - Rybka 1.0 64-bit                   2852  14.5-49.5  (+4 -39=21)    0.0   -75
 - Rybka 1.0 32-bit                   2791  25.0-39.0  (+9 -23=32)    0.0   -12
 - Strelka 1.8 32-bit                 2782  21.0-43.0  (+10-32=22)    0.0   -69
 - Toga II 1.2.1a 32-bit              2762  18.0-14.0  (+13-9 =10)    0.8   +63
 - Spike 1.2 Turin                    2731  17.5-14.5  (+11-8 =13)   80.3   +22
 - Naum 2.0 32-bit                    2700  23.5-8.5   (+20-5 =7 )  100.0  +136
 - Naum 2.0 64-bit                    2693  20.5-11.5  (+13-4 =15)  100.0   +36
 - Glaurung 1.2.1 32-bit              2657  22.0-10.0  (+19-7 =6 )  100.0   +58
 - Glaurung 1.2.1 64-bit              2655  21.0-11.0  (+17-7 =8 )  100.0   +27
 - Bright 0.2a                        2646  33.0-17.0  (+25-9 =16)  100.0   +14
 - Scorpio 1.91                       2641  19.0-13.0  (+13-7 =12)  100.0   -40
 - Alaric 704                         2618  23.5-8.5   (+20-5 =7 )  100.0   +53
 - Delfi 5.1                          2615  22.0-9.0   (+17-4 =10)  100.0   +15
 - Slow Chess Blitz WV2.1             2615  20.0-12.0  (+15-7 =10)  100.0   -36
 - Frenzee 3.0 64-bit                 2614  20.5-11.5  (+15-6 =11)  100.0   -31
 - WildCat 7                          2606  22.5-9.5   (+19-6 =7 )  100.0   +16
 - Zappa 1.1 64-bit                   2604  25.5-6.5   (+23-4 =5 )  100.0  +104
 - Pharaon 3.5.1                      2603  21.5-10.5  (+18-7 =7 )  100.0   -12
 - List 5.12                          2591  24.0-7.0   (+22-5 =4 )  100.0   +73
 - Ruffian 1.0.5                      2585  25.0-7.0   (+20-2 =10)  100.0   +40
 - Chiron 0.8.7                       2583  20.0-11.0  (+14-5 =12)  100.0   -59
 - Pseudo 0.7c                        2576  23.5-8.5   (+20-5 =7 )  100.0    +9
 - SOS 5.1                            2573  23.0-9.0   (+17-3 =12)  100.0   -20
 - Aristarch 4.50                     2566  25.5-6.5   (+22-3 =7 )  100.0   +52
 - Petir 4.39                         2566  23.0-9.0   (+18-4 =10)  100.0   -24
 - Colossus 2007a                     2558  26.0-6.0   (+22-2 =8 )  100.0   +50
 - Jonny 2.83 32-bit                  2552  24.0-8.0   (+21-5 =6 )  100.0    +5


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019