CCRL 40/4
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 2'102'110 games
played by 2'449 programs
28319 CPU days (X2 4600+)

White wins: 816'272 (38.8%)
Black wins: 660'160 (31.4%)
Draws: 625'678 (29.8%)
White score: 53.7%

Engine Details

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WChess 1.06 in CCRL 40/4, 2019-09-21
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:
WChess 1.06 is #257 with rating of 2366 Elo points (+20 -19),
based on 1024 games: 428 wins, 377 losses and 219 draws
Score: 52.5%, Average opponent: −19.5, Draws: 21.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Maverick 1.5 64-bit                2570   9.0-23.0  (+6 -20=6 )    0.0   +39
 - Dorky 4.8 64-bit                   2550   6.0-26.0  (+3 -23=6 )    0.0   -61
 - Betsabe II 1.84                    2543   9.5-22.5  (+8 -21=3 )    0.0    +9
 - Ufim 8.02                          2540   6.0-26.0  (+3 -23=6 )    0.0   -71
 - Caligula 0.8                       2507  11.0-21.0  (+8 -18=6 )    0.0   +25
 - Jumbo 0.6.96 64-bit                2490   9.0-23.0  (+5 -19=8 )    0.0   -35
 - Xpdnt 091007                       2469   9.5-22.5  (+8 -21=3 )    0.0   -61
 - Lozza 1.18 64-bit                  2445  13.5-18.5  (+8 -13=11)    0.0   +26
 - Nemeton 1.8                        2433  13.5-18.5  (+9 -14=9 )    0.0   +15
 - Ares GB 64-bit                     2425  12.5-19.5  (+7 -14=11)    0.0   -15
 - RomiChess P3n 64-bit               2414  14.5-17.5  (+9 -12=11)    0.0   +19
 - OliThink 5.3.2 64-bit              2402  18.0-14.0  (+15-11=6 )    0.1   +81
 - Zevra 2.1.1 r216 64-bit            2379  18.0-14.0  (+14-10=8 )   17.4   +58
 - Barbarossa 0.5.0 64-bit            2379  20.0-12.0  (+14-6 =12)   22.0   +94
 - Jonesy 1.0 64-bit                  2354  14.0-18.0  (+12-16=4 )   82.4   -59
 - Horizon 4.4                        2342  17.5-14.5  (+14-11=7 )   98.9   +10
 - Amundsen 0.80                      2329  19.0-13.0  (+16-10=6 )   99.8   +32
 - KnightX 1.93 64-bit                2318  19.5-12.5  (+17-10=5 )  100.0   +36
 - Absolute Zero 2.4.7.2 64-bit       2317  15.5-16.5  (+12-13=7 )  100.0   -59
 - Sungorus 1.4 64-bit                2313  15.5-16.5  (+13-14=5 )  100.0   -65
 - CT800 1.34 64-bit                  2301  16.0-16.0  (+11-11=10)   95.7   -63
 - Googleplex Starthinker 1.4 64-bit  2289  21.0-11.0  (+18-8 =6 )  100.0   +40
 - Esc 1.16                           2267  18.0-14.0  (+14-10=8 )  100.0   -50
 - FireFly 2.7.2 64-bit               2253  20.0-12.0  (+18-10=4 )  100.0   -13
 - Robocide 0.4 64-bit                2253  22.5-9.5   (+21-8 =3 )  100.0   +57
 - Dorpsgek Eve's Temptation 64-bit   2235  23.0-9.0   (+19-5 =8 )  100.0   +27
 - RattateChess 1.0 Nosferatu         2199  23.0-9.0   (+19-5 =8 )  100.0    -9
 - Atak 6.8                           2184  25.0-7.0   (+22-4 =6 )  100.0   +38
 - Baislicka 1.0 64-bit               2173  21.0-11.0  (+17-7 =8 )  100.0   -80
 - Blitzkrieg rev337 64-bit           2158  26.0-6.0   (+24-4 =4 )  100.0   +54
 - ChessKISS 1.7c 64-bit              2136  25.0-7.0   (+22-4 =6 )  100.0    -9
 - Prophet3 20180811 64-bit           2120  26.0-6.0   (+22-2 =8 )  100.0   -13


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019