CCRL 40/15
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 1'235'065 games
played by 2'819 programs

White wins: 423'539 (34.3%)
Black wins: 311'222 (25.2%)
Draws: 500'304 (40.5%)
White score: 54.5%

Engine Details

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Stockfish 13 64-bit in CCRL 40/15, 2021-04-10
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:
Stockfish 13 64-bit has no rank with rating of 3509 Elo points (+19 -19),
based on 901 games: 397 wins, 7 losses and 497 draws
Score: 71.6%, Average opponent: −145.6, Draws: 55.2%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Fat Fritz 2 (in SF) 64-bit              3509  40.5-41.5  (+1 -2 =79)   49.9    -2
 - SugaR AI 1.00 64-bit                    3493  26.0-26.0  (+0 -0 =52)   90.0   -16
 - ShashChess 15.0 64-bit                  3485  40.0-38.0  (+2 -0 =76)   98.1   -17
 - SugaR AI 1.50 64-bit                    3484   2.0-2.0   (+0 -0 =4 )   73.0   -25
 - Dragon by Komodo 64-bit                 3472  46.5-37.5  (+11-2 =71)   99.9   -10
 - ShashChess 16 64-bit                    3442   2.0-2.0   (+0 -0 =4 )   94.5   -67
 - Nemorino 6.00 64-bit                    3341  13.5-4.5   (+9 -0 =9 )  100.0   -16
 - Houdini 6 64-bit                        3335  57.0-13.0  (+44-0 =26)  100.0   +37
 - SlowChess Blitz 2.5 64-bit              3331  39.5-16.5  (+25-2 =29)  100.0   -54
 - Fire 8 64-bit                           3328  89.0-19.0  (+70-0 =38)  100.0   +41
 - Ethereal 12.75 64-bit                   3320  58.0-16.0  (+42-0 =32)  100.0    -6
 - Nemorino 6.05 64-bit                    3289   3.5-1.5   (+2 -0 =3 )  100.0  -101
 - RubiChess 2.0 NN-375bd 64-bit           3277  65.0-9.0   (+56-0 =18)  100.0   +62
 - Igel 2.9.0 64-bit                       3272  47.5-8.5   (+39-0 =17)  100.0   +13
 - Booot 6.5 64-bit                        3255  50.0-6.0   (+45-1 =10)  100.0   +73
 - Xiphos 0.6 64-bit                       3253  60.5-13.5  (+47-0 =27)  100.0   -40
 - RofChade 2.3 64-bit                     3240   3.5-0.5   (+3 -0 =1 )  100.0   +20
 - Booot 6.4 64-bit                        3238   1.5-0.5   (+1 -0 =1 )  100.0  -113


Created in 2005-2013 by CCRL team
Last games added on April 10, 2021