CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Hedgehog 1.804 in CCRL 40/4, 2019-09-14
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:
Hedgehog 1.804 has no rank with rating of 1970 Elo points (+18 -18),
based on 1144 games: 389 wins, 553 losses and 202 draws
Score: 42.8%, Average opponent: +53.8, Draws: 17.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Leela Chess 0.7 w187 64-bit        2235   4.5-24.5  (+3 -23=3 )    0.0   -36
 - Prophet3 20170909 64-bit           2125   8.0-21.0  (+5 -18=6 )    0.0   -13
 - GK 0.90 64-bit                     2110   7.5-22.5  (+4 -19=7 )    0.0   -45
 - Alf 1.09 64-bit                    2108  10.5-17.5  (+7 -14=7 )    0.0   +49
 - BikJump 2.01 64-bit                2103   9.5-20.5  (+8 -19=3 )    0.0   -15
 - Abbess 2018.02.07                  2068   9.0-23.0  (+6 -20=6 )    0.0   -68
 - Gunborg 1.35 64-bit                2066   9.5-20.5  (+6 -17=7 )    0.0   -33
 - Matheus 2.3                        2059  12.5-18.5  (+8 -14=9 )    0.0   +25
 - ChessMind 0.82                     2057  17.5-14.5  (+14-11=7 )    0.0  +124
 - Monarch 1.7                        2056  16.5-15.5  (+13-12=7 )    0.0   +98
 - Gerbil 0.2 64-bit                  2043  15.5-16.5  (+12-13=7 )    0.0   +60
 - Vice 1.0 64-bit                    2042  11.0-21.0  (+8 -18=6 )    0.0   -43
 - Abbess 2016.12.11                  2038   9.5-22.5  (+7 -20=5 )    0.0   -89
 - Jabba 1.0 64-bit                   2036  11.5-20.5  (+10-19=3 )    0.0   -49
 - Cinnamon 2.0 64-bit                2022  20.0-12.0  (+19-11=2 )    0.0  +155
 - Bestia 0.90                        2021  14.5-17.5  (+14-17=1 )    0.0   +10
 - Plywood 1.73                       2019   7.5-22.5  (+6 -21=3 )    0.0  -160
 - Little Wing 0.4.0 64-bit           2017  12.0-20.0  (+11-19=2 )    0.0   -58
 - Ecce 1.0 (rev. 508) 64-bit         2017  13.5-18.5  (+11-16=5 )    0.0   -11
 - Oberon 0.04                        2013   9.5-20.5  (+6 -17=7 )    0.1   -92
 - Embla 1.0.2 64-bit                 2012  15.5-14.5  (+12-11=7 )    0.4   +53
 - Ceibo 0.4 64-bit                   2007  13.5-18.5  (+10-15=7 )    0.1   -23
 - Requiem 0.53                       2004  11.5-17.5  (+6 -12=11)    0.1   -34
 - Small Potato 0.6.1                 1992  10.5-20.5  (+9 -19=3 )    1.4  -108
 - Gullydeckel 2.16pl1                1992  11.5-20.5  (+10-19=3 )    1.6   -90
 - Elephant 1.06                      1989  16.0-14.0  (+12-10=8 )    3.7   +42
 - BigLion 2.23x                      1989  37.5-24.5  (+30-17=15)    2.8   +93
 - Embla 1.0.1 64-bit                 1987  17.5-14.5  (+16-13=3 )    8.6   +53
 - Armageddon 2.308                   1986  34.0-28.0  (+30-24=8 )    5.8   +52
 - Zeta Dva 0305 64-bit               1979  17.0-13.0  (+14-10=6 )   21.1   +56
 - Faile 1.4.4                        1977  13.5-18.5  (+10-15=7 )   22.9   -45
 - Leela Chess 0.5 w123 64-bit        1963  12.5-18.5  (+11-17=3 )   63.3   -84
 - Eia 0.3                            1961  14.5-15.5  (+11-12=7 )   74.3   -20
 - Etude 0.1.2                        1954  13.5-17.5  (+9 -13=9 )   91.9   -64
 - MatMoi 7.15.0-cct 64-bit           1885  22.0-9.0   (+21-8 =2 )  100.0   +92


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019