CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Zevra 1.8.6 r672 64-bit in CCRL 40/15, 2024-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Zevra 1.8.6 r672 64-bit has no rank with rating of 2225 Elo points (+18 -18),
based on 862 games: 327 wins, 312 losses and 223 draws
Score: 50.9%, Average opponent: −9.9, Draws: 25.9%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Kiwi 0.6d 32-bit                        2395   1.0-7.0   (+1 -7 =0 )    0.0  -208
 - Nemeton 1.7                             2392   1.5-1.5   (+1 -1 =1 )    0.0  +183
 - PostModernist 1016                      2389   4.5-3.5   (+4 -3 =1 )    0.0  +223
 - RomiChess P3n 64-bit                    2385   2.5-5.5   (+1 -4 =3 )    0.0   +17
 - Gaia 3.5 32-bit                         2381   3.0-5.0   (+2 -4 =2 )    0.0   +57
 - Patzer 3.80                             2365   6.0-2.0   (+5 -1 =2 )    0.0  +331
 - Ares GB 64-bit                          2360   8.5-21.5  (+4 -17=9 )    0.0   -30
 - Amateur 2.82                            2359   2.0-6.0   (+1 -5 =2 )    0.0   -66
 - Waxman 2014                             2359   4.0-4.0   (+2 -2 =4 )    0.0  +139
 - Galjoen 0.39 64-bit                     2356   2.5-8.5   (+1 -7 =3 )    0.0   -71
 - Zevra 2.1.1 r216 64-bit                 2347  17.0-43.0  (+6 -32=22)    0.0   -35
 - Jazz 721 64-bit                         2343   3.0-5.0   (+1 -3 =4 )    0.0   +25
 - Jumbo 0.5.3 64-bit                      2338   3.0-5.0   (+1 -3 =4 )    0.0   +28
 - Waxman 2017                             2337   0.5-1.5   (+0 -1 =1 )    0.0   -58
 - Plisk 0.2.7d 64-bit                     2333   3.5-4.5   (+2 -3 =3 )    0.0   +64
 - Isa 2.0.64 64-bit                       2327   4.0-11.0  (+1 -8 =6 )    0.0   -62
 - EveAnn 1.71                             2298   2.5-5.5   (+2 -5 =1 )    0.0  -101
 - FireFly 2.7.2 64-bit                    2285   3.5-6.5   (+3 -6 =1 )    0.0   -79
 - EveAnn 1.72                             2281   3.0-12.0  (+0 -9 =6 )    0.0  -151
 - Asymptote 0.2.0 64-bit                  2275   0.5-1.5   (+0 -1 =1 )    0.0  -112
 - Averno 0.81                             2269  12.0-20.0  (+7 -15=10)    0.0   -54
 - RubiChess 0.7 64-bit                    2261   1.0-7.0   (+1 -7 =0 )    0.2  -334
 - Ant 2006-F                              2259   4.0-4.0   (+4 -4 =0 )    0.3   +33
 - Fischerle 0.9.70 SE 64-bit              2253   3.0-5.0   (+2 -4 =2 )    1.8   -70
 - Matilde 2008 64-bit                     2248   3.5-4.5   (+2 -3 =3 )    2.8   -27
 - Chaturanga 2.4.3                        2245   5.0-3.0   (+3 -1 =4 )    4.3  +101
 - AliChess 4.25                           2240   5.5-2.5   (+5 -2 =1 )   10.5  +190
 - Invictus r228 64-bit                    2239   1.5-0.5   (+1 -0 =1 )   10.8  +176
 - Kingfisher 1.0 64-bit                   2237   2.0-0.0   (+2 -0 =0 )   22.0  +INF
 - Chispa 4.0.3                            2228  18.5-13.5  (+12-7 =13)   39.2   +62
 - Ayito 0.2.994                           2226   3.0-5.0   (+2 -4 =2 )   47.5  -102
 - CT800 1.32 64-bit                       2218  19.5-18.5  (+12-11=15)   72.3     0
 - Exacto 0.e 64-bit                       2209  14.0-18.0  (+11-15=6 )   91.2   -73
 - RattateChess 1.0 Nosferatu              2208  17.5-14.5  (+13-10=9 )   92.2   +22
 - Esc 1.16                                2207  16.0-14.0  (+14-12=4 )   91.3   +10
 - Mango Paola Ajedrez 4.1                 2199   4.5-3.5   (+4 -3 =1 )   98.2   +31
 - Weini 0.0.23 64-bit                     2196  21.5-10.5  (+19-8 =5 )   99.1  +121
 - RamJet 0.13                             2187   4.5-3.5   (+3 -2 =3 )   99.9    +7
 - Buzz 0.08 64-bit                        2186   6.0-2.0   (+6 -2 =0 )   99.9  +203
 - Dolphin 1.0 64-bit                      2181  20.0-12.0  (+17-9 =6 )  100.0   +60
 - Atak 6.7                                2181   3.5-4.5   (+2 -3 =3 )   99.8   -89
 - Tiny Chess 1.46 64-bit                  2174  15.5-16.5  (+12-13=7 )  100.0   -63
 - Robocide 20170718 64-bit                2171  22.0-10.0  (+19-7 =6 )  100.0  +104
 - Beowulf 2.4a                            2169   4.5-3.5   (+4 -3 =1 )  100.0    -2
 - CT800 1.12 64-bit                       2168   4.0-4.0   (+3 -3 =2 )  100.0   -57
 - OBender 03.2016 64-bit                  2166  21.0-11.0  (+19-9 =4 )  100.0   +77
 - ChessKISS 1.7c 64-bit                   2166   3.5-4.5   (+3 -4 =1 )  100.0  -112
 - Joker2 0.7.7 64-bit                     2165   0.0-2.0   (+0 -2 =0 )  100.0  -INF
 - Dorpsgek Eve's Temptation 64-bit        2151  21.0-11.0  (+18-8 =6 )  100.0   +58
 - GopherCheck 0.2.3 64-bit                2137   2.5-5.5   (+1 -4 =3 )  100.0  -224
 - Asymptote 0.1.8 64-bit                  2122   3.5-4.5   (+3 -4 =1 )  100.0  -156
 - Prophet3 20180811 64-bit                2072  24.0-10.0  (+19-5 =10)  100.0    +4
 - Detroid 0.9.0 64-bit                    2032  21.5-8.5   (+17-4 =9 )  100.0   -23
 - Squared-chess 1.2.0 64-bit              1907  33.5-6.5   (+29-2 =9 )  100.0   -51

Created in 2005-2013 by CCRL team
Last games added on November 16, 2024