CCRL 40/15
Downloads and Statistics
April 12, 2021
Testing summary:
Total: 1'235'231 games
played by 2'819 programs

White wins: 423'584 (34.3%)
Black wins: 311'244 (25.2%)
Draws: 500'403 (40.5%)
White score: 54.5%

Engine Details

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RubiChess 2.0 64-bit 4CPU in CCRL 40/15, 2021-04-12
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, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
RubiChess 2.0 64-bit 4CPU is #10 with rating of 3358 Elo points (+20 -20),
based on 650 games: 48 wins, 147 losses and 455 draws
Score: 42.4%, Average opponent: +47.8, Draws: 70.0%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 13 64-bit 4CPU                3551   8.0-24.0  (+0 -16=16)    0.0   +39
 - ShashChess 15.0 64-bit 4CPU             3531   8.0-24.0  (+0 -16=16)    0.0   +21
 - Fat Fritz 2 (in SF) 64-bit 4CPU         3526   5.5-26.5  (+0 -21=11)    0.0   -60
 - SugaR AI 1.00 64-bit 4CPU               3519   7.0-25.0  (+0 -18=14)    0.0   -21
 - Dragon by Komodo 64-bit 4CPU            3498  12.5-37.5  (+0 -25=25)    0.0   -13
 - Igel 3.0.0 64-bit 4CPU                  3401  15.0-17.0  (+1 -3 =28)    0.2   +28
 - Houdini 6 64-bit 4CPU                   3398  14.5-17.5  (+2 -5 =25)    0.0   +15
 - SlowChess Blitz 2.5 64-bit 4CPU         3397  12.0-20.0  (+1 -9 =22)    0.2   -29
 - Ethereal 12.75 64-bit 4CPU              3393  13.0-19.0  (+1 -7 =24)    0.3   -14
 - Fire 8 64-bit 4CPU                      3391  27.0-23.0  (+8 -4 =38)    0.6   +53
 - Nemorino 6.00 64-bit 4CPU               3384  17.0-15.0  (+4 -2 =26)    2.2   +41
 - Nemorino 6.05 64-bit 4CPU               3379  17.0-17.0  (+3 -3 =28)    8.0   +21
 - Igel 2.9.0 64-bit 4CPU                  3362  25.0-25.0  (+4 -4 =42)   37.7    +4
 - Booot 6.5 64-bit 4CPU                   3334   7.5-8.5   (+1 -2 =13)   91.1   -38
 - Lc0 0.27.0 w703810 64-bit 4CPU          3332  19.5-14.5  (+8 -3 =23)   96.8   +12
 - Xiphos 0.6 64-bit 4CPU                  3330  17.5-14.5  (+4 -1 =27)   98.9    -5
 - Fire 7.1 64-bit 4CPU                    3321  16.5-15.5  (+4 -3 =25)   99.9   -30
 - RofChade 2.3 64-bit 4CPU                3312  15.5-16.5  (+3 -4 =25)  100.0   -53
 - Pedone 3.0 64-bit 4CPU                  3303  17.5-14.5  (+4 -1 =27)  100.0   -32


Created in 2005-2013 by CCRL team
Last games added on April 12, 2021