CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Squared-chess 1.3.0 64-bit in CCRL 40/40, 2019-07-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Squared-chess 1.3.0 64-bit is #355-356 with rating of 2045 Elo points (+23 -23),
based on 736 games: 305 wins, 270 losses and 161 draws
Score: 52.4%, Average opponent: −18.6, Draws: 21.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Googleplex Starthinker 1.4 64-bit  2320   5.0-27.0  (+1 -23=8 )    0.0   +16
 - Weini 0.0.24 64-bit                2212   6.0-26.0  (+4 -24=4 )    0.0   -93
 - Clever Girl r160 64-bit            2175  12.0-20.0  (+8 -16=8 )    0.0   +39
 - Embla 2.0.0 64-bit                 2171   9.5-22.5  (+6 -19=7 )    0.0   -24
 - Tunguska 1.0 64-bit                2128  15.5-16.5  (+13-14=5 )    0.0   +73
 - Armageddon 2.308                   2102  17.5-14.5  (+14-11=7 )    0.0   +91
 - King's Out 0.2.42 64-bit           2100  12.5-19.5  (+8 -15=9 )    0.0   -22
 - Gunborg 1.35 64-bit                2086  16.5-15.5  (+12-11=9 )    0.4   +54
 - Smash 1.0.3a 64-bit                2080  16.5-15.5  (+12-11=9 )    1.4   +52
 - ChessMind 0.82                     2030  14.5-17.5  (+9 -12=11)   80.9   -44
 - Arabian Knight 1.55 64-bit         2026  10.0-22.0  (+7 -19=6 )   86.7  -163
 - Ceibo 0.4 64-bit                   2019  15.5-16.5  (+12-13=7 )   96.5   -39
 - Oberon 0.04                        2000  16.0-16.0  (+15-15=2 )   99.6   -46
 - Squared-chess 1.2.0 64-bit         1978  17.5-14.5  (+10-7 =15)  100.0   -38
 - Zeta Dva 0306 64-bit               1970  21.0-11.0  (+20-10=2 )  100.0   +55
 - Monik 2.2.6 64-bit                 1949  20.5-11.5  (+14-5 =13)  100.0    -5
 - Wowl 1.3.7                         1923  22.0-10.0  (+20-8 =4 )  100.0   +28
 - Presbyter 1.3.0 64-bit             1917  19.5-12.5  (+17-10=5 )  100.0   -45
 - Dabbaba 7.49                       1906  24.0-8.0   (+21-5 =6 )  100.0   +55
 - ChessterfieldCL i5a                1900  21.0-11.0  (+18-8 =6 )  100.0   -28
 - Deepov 0.4.1 64-bit                1898  25.5-6.5   (+23-4 =5 )  100.0   +90
 - MOBMAT 0.903d 64-bit               1882  24.5-7.5   (+23-6 =3 )  100.0   +59
 - Pigeon 1.5.1 64-bit                1835  23.0-9.0   (+18-4 =10)  100.0   -58


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019