CCRL 40/4
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 1'718'326 games
played by 2'020 programs
23175 CPU days (X2 4600+)

White wins: 671'250 (39.1%)
Black wins: 545'013 (31.7%)
Draws: 502'063 (29.2%)
White score: 53.7%

Engine Details

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Alex 2.07a in CCRL 40/4, 2018-04-21
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, 2005-2018, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Alex 2.07a has no rank with rating of 2308 Elo points (+15 -15),
based on 1688 games: 763 wins, 586 losses and 339 draws
Score: 55.2%, Average opponent: −42.3, Draws: 20.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Philou 3.14.1                      2448   6.0-26.0  (+3 -23=6 )    0.0  -104
 - SpiderChess 070603                 2437  11.5-20.5  (+7 -16=9 )    0.0   +26
 - Atlas 3.14b 64-bit                 2435  14.0-18.0  (+11-15=6 )    0.0   +77
 - Nejmet 3.07                        2424  14.5-17.5  (+8 -11=13)    0.0   +87
 - Dragon 4.6                         2418   8.0-24.0  (+6 -22=4 )    0.0   -93
 - Hussar 0.4                         2417  10.0-21.0  (+8 -19=4 )    0.0   -32
 - Leila 0.53h                        2385  11.0-20.0  (+6 -15=10)    0.0   -21
 - Gosu 0.16                          2380  13.5-18.5  (+12-17=3 )    0.0    +8
 - Patzer 3.80                        2374  15.5-16.5  (+11-12=9 )    0.0   +54
 - Djinn 0.925x                       2371  14.0-18.0  (+11-15=6 )    0.0   +15
 - Der Bringer 1.9                    2371  14.5-17.5  (+11-14=7 )    0.0   +31
 - Muse 0.899b                        2370  12.5-19.5  (+10-17=5 )    0.0   -19
 - Dirty ACCA3                        2367  17.5-14.5  (+11-8 =13)    0.0   +90
 - Eeyore 1.50                        2341  13.0-19.0  (+10-16=6 )    0.1   -36
 - Cheese 1.3                         2341  13.5-17.5  (+10-14=7 )    0.0   -17
 - Horizon 4.4                        2340  13.0-19.0  (+11-17=4 )    0.0   -40
 - Queen 4.03                         2337  16.5-15.5  (+10-9 =13)    0.1   +39
 - GreKo 6.5                          2336  12.0-19.0  (+9 -16=6 )    0.9   -53
 - Arion 1.7                          2332  22.0-10.0  (+17-5 =10)    0.2  +152
 - Sage 3.53                          2323  13.0-19.0  (+11-17=4 )    4.1   -58
 - Sungorus 1.4 64-bit                2309  15.0-17.0  (+13-15=4 )   48.6   -20
 - TJchess 1.01                       2304  18.0-14.0  (+14-10=8 )   67.7   +38
 - KnightX 1.92                       2295  14.5-17.5  (+13-16=3 )   94.1   -51
 - Simplex 0.9.7 64-bit               2295  16.0-16.0  (+12-12=8 )   89.0   -14
 - Ares 1.003a                        2283  14.5-17.5  (+11-14=7 )   99.4   -59
 - Popochin 3.2                       2273  19.0-13.0  (+14-8 =10)  100.0   +28
 - Natwarlal 0.14                     2259  23.0-9.0   (+20-6 =6 )  100.0  +117
 - Zeus 1.29                          2257  17.5-14.5  (+12-9 =11)  100.0   -19
 - Myrddin 0.85 64-bit                2234  18.5-13.5  (+16-11=5 )  100.0   -15
 - Anechka 0.08                       2233  23.0-9.0   (+21-7 =4 )  100.0  +100
 - Waxman 2010                        2232  18.0-14.0  (+14-10=8 )  100.0   -32
 - EveAnn 1.66                        2229  20.5-11.5  (+17-8 =7 )  100.0   +23
 - Adam 3.3                           2223  26.5-5.5   (+25-4 =3 )  100.0  +201
 - OBender 3.2.x                      2221  23.0-9.0   (+20-6 =6 )  100.0   +79
 - Hussar 0.2                         2219  17.5-13.5  (+13-9 =9 )  100.0   -46
 - EveAnn 1.64                        2219  16.5-14.5  (+14-12=5 )  100.0   -66
 - EXchess 4.03                       2211  19.0-13.0  (+16-10=6 )  100.0   -25
 - Jazz 444 64-bit                    2208  22.0-9.0   (+19-6 =6 )  100.0   +58
 - CyberPagno 2.1                     2202  22.5-9.5   (+20-7 =5 )  100.0   +50
 - Chispa 4.0.3                       2200  18.0-14.0  (+14-10=8 )  100.0   -62
 - Beowulf 2.4a 32-bit                2196  21.0-11.0  (+19-9 =4 )  100.0   +15
 - Atak 6.8                           2179  13.0-19.0  (+11-17=4 )  100.0  -203
 - Genesis 2.0                        2169  17.5-14.5  (+16-13=3 )  100.0   -99
 - InmiChess3.06N                     2158  25.0-7.0   (+23-5 =4 )  100.0   +83
 - BlackBishop 1.0                    2153  20.5-11.5  (+17-8 =7 )  100.0   -51
 - Alarm 0.93.1                       2142  23.0-9.0   (+19-5 =8 )  100.0    -8
 - Lime 66                            2141  18.5-12.5  (+17-11=3 )  100.0   -89
 - Fortress 1.62                      2131  26.0-6.0   (+25-5 =2 )  100.0  +103
 - WJChess 1.64                       2126  22.5-9.5   (+20-7 =5 )  100.0   -22
 - Adam 3.2                           2120  21.5-10.5  (+17-6 =9 )  100.0   -65
 - Wing 2.0a                          2097  23.5-8.5   (+21-6 =5 )  100.0   -27
 - Matheus 2.3                        2053  25.5-6.5   (+22-3 =7 )  100.0   -32
 - Sjakk 1.1.5                        1968  27.0-5.0   (+25-3 =4 )  100.0   -47


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018