CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Chessputer revision 7 64-bit in CCRL 40/4, 2019-12-07
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:
Chessputer revision 7 64-bit is #641 with rating of 846 Elo points (+271 -265),
based on 1393 games: 627 wins, 148 losses and 618 draws
Score: 67.2%, Average opponent: −113.8, Draws: 44.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Neurone XXIII                      1217   1.0-17.0  (+0 -16=2 )    0.0   -60
 - Soberango 0.07.2                   1030   1.0-16.0  (+0 -15=2 )    0.0  -240
 - Iota 1.0 32-bit                    1018   0.5-27.5  (+0 -27=1 )    0.0  -447
 - Kace 0.82                           982   9.5-20.5  (+3 -14=13)    0.0   +23
 - Youk 1.0.5                          962  13.0-30.0  (+0 -17=26)    0.0    +6
 - NSVChess v0.14                      945  13.5-30.5  (+3 -20=21)    0.0   -18
 - Luzhin 0.1                          926  19.5-23.5  (+6 -10=27)    0.0   +59
 - Pyotr 0.6 AM                        867  20.0-21.0  (+3 -4 =34)    2.1   +14
 - Alouette 0.0.5 64-bit               699 787.5-258.5 (+554-25=467)  100.0   +11
 - POS 1.20                            422  47.5-2.5   (+45-0 =5 )  100.0   +26
 - LaMoSca 0.10                        364  23.0-10.0  (+13-0 =20)  100.0  -371


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019