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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RubiChess 2.1 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:
RubiChess 2.1 64-bit has no rank with rating of 3393 Elo points (+13 -13),
based on 1374 games: 185 wins, 278 losses and 911 draws
Score: 46.6%, Average opponent: +23.5, Draws: 66.3%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 14 64-bit                     3576  11.5-40.5  (+0 -29=23)    0.0   -10
 - Stockfish 13 64-bit                     3575   1.0-3.0   (+0 -2 =2 )    0.0   +15
 - Stockfish 2021-01-11 64-bit             3574  14.5-37.5  (+0 -23=29)    0.0   +35
 - Fat Fritz 2 64-bit                      3562  13.0-39.0  (+0 -26=26)    0.0     0
 - SugaR AI 1.00 64-bit                    3554  16.0-36.0  (+0 -20=32)    0.0   +36
 - ShashChess 15.0 64-bit                  3549  12.5-39.5  (+0 -27=25)    0.0   -21
 - Dragon by Komodo 64-bit                 3533  13.0-43.0  (+0 -30=26)    0.0   -43
 - Dragon by Komodo 2 64-bit               3531  15.5-36.5  (+0 -21=31)    0.0    +6
 - SlowChess Blitz 2.6 64-bit              3439  24.5-27.5  (+4 -7 =41)    0.0   +30
 - Ethereal 13.00 64-bit                   3419  25.0-27.0  (+3 -5 =44)    0.2   +14
 - Nemorino 6.00 64-bit                    3407  21.0-31.0  (+2 -12=38)    1.8   -44
 - Igel 3.0.5 64-bit                       3396  24.5-23.5  (+5 -4 =39)   31.4    +8
 - SlowChess Blitz 2.54 64-bit             3396  26.5-29.5  (+4 -7 =45)   38.0   -14
 - Houdini 6 64-bit                        3392  27.0-25.0  (+9 -7 =36)   56.0   +10
 - SlowChess Blitz 2.5 64-bit              3389  25.0-27.0  (+7 -9 =36)   69.1   -15
 - Fire 8 64-bit                           3389  26.5-25.5  (+10-9 =33)   71.0    +1
 - Velvet 5.1.0 64-bit                     3387   9.0-13.0  (+0 -4 =18)   72.2   -61
 - Pedone 3.1 64-bit                       3384  30.0-26.0  (+10-6 =40)   88.1   +13
 - Fire 8.1 64-bit                         3383   2.0-2.0   (+0 -0 =4 )   88.0   -10
 - Fire 8.2 64-bit                         3378  26.5-25.5  (+7 -6 =39)   94.1    -8
 - Ethereal 12.75 64-bit                   3378  28.0-28.0  (+7 -7 =42)   97.7   -15
 - Igel 3.0.0 64-bit                       3373  29.5-22.5  (+8 -1 =43)   98.6   +17
 - Arasan 23.2 64-bit                      3368  14.0-10.0  (+5 -1 =18)   99.7   +24
 - Nemorino 6.05 64-bit                    3363   1.5-2.5   (+0 -1 =3 )  100.0  -107
 - Clover 3.1 64-bit                       3357  12.0-8.0   (+6 -2 =12)  100.0   +26
 - Booot 7.0-beta 64-bit                   3337  12.5-7.5   (+5 -0 =15)  100.0   +17
 - Alexandria 3.5 64-bit                   3323  13.0-11.0  (+2 -0 =22)  100.0   -46
 - Booot 6.5 64-bit                        3313  34.5-21.5  (+18-5 =33)  100.0    -5
 - Xiphos 0.6 64-bit                       3303  36.5-19.5  (+21-4 =31)  100.0   +13
 - Caissa 0.9 64-bit                       3300  11.0-9.0   (+4 -2 =14)  100.0   -61
 - rofChade 2.3 64-bit                     3292  35.5-16.5  (+19-0 =33)  100.0   +14
 - Velvet 3.3.0 64-bit                     3290  12.5-7.5   (+6 -1 =13)  100.0   -23
 - Smallbrain 6.0 64-bit                   3284  10.0-4.0   (+6 -0 =8 )  100.0   +29
 - Caissa 0.8 64-bit                       3278  11.5-2.5   (+9 -0 =5 )  100.0  +117
 - Weiss 2.0 64-bit                        3267  14.0-6.0   (+8 -0 =12)  100.0    +2


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