CCRL 40/4
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 2'051'440 games
played by 2'369 programs
27518 CPU days (X2 4600+)

White wins: 797'129 (38.9%)
Black wins: 645'243 (31.5%)
Draws: 609'068 (29.7%)
White score: 53.7%

Engine Details

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Alex 2.03 in CCRL 40/4, 2019-06-15
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:
Alex 2.03 has no rank with rating of 2195 Elo points (+25 -25),
based on 644 games: 277 wins, 236 losses and 131 draws
Score: 53.2%, Average opponent: −34.8, Draws: 20.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Philou 3.14.1                      2450   5.5-26.5  (+3 -24=5 )    0.0   -13
 - Arion 1.7                          2332   8.5-23.5  (+4 -19=9 )    0.0   -28
 - Plisk 0.2.5n 64-bit                2327   7.5-22.5  (+6 -21=3 )    0.0   -74
 - Ares 1.003a                        2285  13.0-17.0  (+8 -12=10)    0.0   +42
 - Popochin 3.2                       2275  13.0-19.0  (+7 -13=12)    0.0   +19
 - Natwarlal 0.14                     2261  13.0-18.0  (+10-15=6 )    0.0    +7
 - Anechka 0.08                       2235   7.5-24.5  (+4 -21=7 )    0.1  -159
 - OBender 3.2.x                      2224  18.5-13.5  (+16-11=5 )    1.8   +88
 - EXchess 4.03                       2214  16.0-15.0  (+8 -7 =16)    9.8   +31
 - CyberPagno 2.1                     2205  15.0-17.0  (+12-14=6 )   22.3   -11
 - BlackBishop 0.98                   2163  20.0-12.0  (+16-8 =8 )   98.2   +57
 - InmiChess3.06N                     2162  16.0-16.0  (+13-13=6 )   99.3   -33
 - BlackBishop 1.0                    2156  17.0-15.0  (+14-12=6 )   99.8   -12
 - Lime 66                            2143  15.0-17.0  (+13-15=4 )  100.0   -75
 - Adam 3.2                           2124  17.5-14.5  (+14-11=7 )  100.0   -34
 - BikJump 2.01 64-bit                2104  22.0-10.0  (+18-6 =8 )  100.0   +41
 - Bestia 0.90                        2021  23.5-6.5   (+21-4 =5 )  100.0   +48
 - Sjakk 1.1.5                        1974  24.5-7.5   (+23-6 =3 )  100.0    +1
 - Heracles 0.6.16                    1922  28.0-4.0   (+26-2 =4 )  100.0   +55
 - Roce 0.0390                        1853  12.0-0.0   (+12-0 =0 )  100.0  +INF
 - Chenard 2009.09.19                 1756  29.5-2.5   (+29-2 =1 )  100.0    +9


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019