CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Engine Details

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Fat Fritz 2 (in SF) 64-bit 4CPU in CCRL 40/15, 2021-05-01
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:
Fat Fritz 2 (in SF) 64-bit 4CPU is #2 with rating of 3525 Elo points (+19 -19),
based on 880 games: 385 wins, 8 losses and 487 draws
Score: 71.4%, Average opponent: −134.9, Draws: 55.3%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 13 64-bit 4CPU                3549  26.0-26.0  (+0 -0 =52)    3.4   +24
 - Stockfish 2021-01-11 64-bit 4CPU        3549  16.0-16.0  (+2 -2 =28)    3.8   +24
 - Dragon by Komodo 64-bit 4CPU            3497  19.5-14.5  (+6 -1 =27)   98.9    +9
 - Stockfish 12 64-bit                     3477  21.5-16.5  (+7 -2 =29)  100.0   -14
 - Dragon by Komodo 64-bit                 3473  21.0-15.0  (+6 -0 =30)  100.0    -9
 - RubiChess 2.1 64-bit 4CPU               3411   9.5-2.5   (+7 -0 =5 )  100.0   +78
 - Igel 3.0.0 64-bit 4CPU                  3401  24.5-9.5   (+15-0 =19)  100.0    +4
 - Houdini 6 64-bit 4CPU                   3398  23.0-11.0  (+13-1 =20)  100.0   -24
 - SlowChess Blitz 2.5 64-bit 4CPU         3396  22.0-10.0  (+13-1 =18)  100.0   -21
 - Ethereal 12.75 64-bit 4CPU              3392  25.5-8.5   (+17-0 =17)  100.0   +20
 - Pedone 3.1 64-bit 4CPU                  3390  23.5-8.5   (+15-0 =17)   99.7     0
 - Fire 8 64-bit 4CPU                      3385  41.5-12.5  (+29-0 =25)  100.0   +27
 - Nemorino 6.00 64-bit 4CPU               3384  22.0-10.0  (+12-0 =20)  100.0   -34
 - Nemorino 6.05 64-bit 4CPU               3376  24.0-10.0  (+14-0 =20)  100.0   -31
 - Igel 2.9.0 64-bit 4CPU                  3361  39.5-12.5  (+27-0 =25)  100.0    -2
 - SlowChess Blitz 2.4 64-bit 4CPU         3357   3.0-1.0   (+2 -0 =2 )  100.0   -17
 - RubiChess 2.0 64-bit 4CPU               3356  26.5-5.5   (+21-0 =11)  100.0   +59
 - Lc0 0.27.0 w703810 64-bit 4CPU          3336  28.5-11.5  (+17-0 =23)  100.0   -65
 - Booot 6.5 64-bit 4CPU                   3336  26.0-6.0   (+20-0 =12)  100.0   +21
 - Houdini 6 64-bit                        3335  27.5-8.5   (+19-0 =17)  100.0   -25
 - Xiphos 0.6 64-bit 4CPU                  3330  26.5-5.5   (+21-0 =11)  100.0   +32
 - Fire 7.1 64-bit 4CPU                    3320  27.5-4.5   (+23-0 =9 )  100.0   +61
 - Ethereal 12.75 64-bit                   3320  27.5-8.5   (+19-0 =17)  100.0   -40
 - RofChade 2.3 64-bit 4CPU                3311  25.0-7.0   (+19-1 =12)  100.0   -26
 - Pedone 3.0 64-bit 4CPU                  3303  26.5-5.5   (+21-0 =11)  100.0    +4
 - Booot 6.4 64-bit 4CPU                   3297  25.0-5.0   (+20-0 =10)  100.0    +6


Created in 2005-2013 by CCRL team
Last games added on May 1, 2021