CCRL 40/4
Downloads and Statistics
July 6, 2019
Testing summary:
Total: 2'062'148 games
played by 2'380 programs
27711 CPU days (X2 4600+)

White wins: 801'254 (38.9%)
Black wins: 648'494 (31.4%)
Draws: 612'400 (29.7%)
White score: 53.7%

Engine Details

Options
Show each game results
Squared-chess 1.1.0 64-bit in CCRL 40/4, 2019-07-06
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Squared-chess 1.1.0 64-bit has no rank with rating of 1988 Elo points (+33 -33),
based on 354 games: 165 wins, 138 losses and 51 draws
Score: 53.8%, Average opponent: −30.6, Draws: 14.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Smash 1.0.3a 64-bit                2062   4.5-12.5  (+2 -10=5 )    0.0   -94
 - Ceibo 0.4 64-bit                   2001  10.0-8.0   (+8 -6 =4 )   23.8   +50
 - Small Potato 0.6.1                 1993   9.0-8.0   (+6 -5 =6 )   39.5   +22
 - Gullydeckel 2.16pl1                1992   8.0-12.0  (+7 -11=2 )   41.2   -72
 - BigLion 2.23x                      1989   7.5-9.5   (+6 -8 =3 )   48.4   -45
 - Faile 1.4.4                        1977  13.0-7.0   (+13-7 =0 )   73.4  +123
 - SSEChessII 2.05 DC                 1967   8.5-8.5   (+8 -8 =1 )   88.4   -17
 - Chess4j 3.4.1 64-bit               1965   8.5-9.5   (+6 -7 =5 )   89.3   -40
 - Cilian 4.14                        1961   6.5-13.5  (+5 -12=3 )   94.0  -162
 - ALChess 1.84                       1960  12.5-5.5   (+11-4 =3 )   94.3  +124
 - Etude 0.1.2                        1955   9.0-6.0   (+9 -6 =0 )   97.1   +53
 - Micro-Max 4.8                      1953   8.5-10.5  (+7 -9 =3 )   97.8   -75
 - JanWillem 1.13                     1951   9.5-9.5   (+9 -9 =1 )   98.3   -36
 - BSC 3.9+ 64-bit 20Jan2012          1945  12.0-5.0   (+12-5 =0 )   99.1  +146
 - Heracles 0.6.16                    1922   9.0-5.0   (+8 -4 =2 )  100.0   +48
 - SamChess                           1919  12.0-5.0   (+10-3 =4 )  100.0   +77
 - IACH 0.56z                         1917  12.5-6.5   (+10-4 =5 )  100.0   +36
 - Warrior 1.0.3                      1907   9.0-7.0   (+8 -6 =2 )  100.0   -31
 - Clueless 1.4                       1905   9.5-9.5   (+9 -9 =1 )  100.0   -79
 - SnailChess 4.013                   1897  11.5-5.5   (+11-5 =1 )  100.0   +59


Created in 2005-2013 by CCRL team
Last games added on July 6, 2019