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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Stockfish 2021-01-11 64-bit 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:
Stockfish 2021-01-11 64-bit has no rank with rating of 3516 Elo points (+18 -18),
based on 1150 games: 681 wins, 6 losses and 463 draws
Score: 79.3%, Average opponent: −205.6, Draws: 40.3%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Fat Fritz 2 (in SF) 64-bit              3509  27.0-25.0  (+4 -2 =46)   73.4    +2
 - Dragon by Komodo 64-bit                 3473  27.5-22.5  (+6 -1 =43)  100.0   -18
 - Houdini 6 64-bit 4CPU                   3398  21.0-9.0   (+13-1 =16)  100.0    +1
 - SlowChess Blitz 2.5 64-bit 4CPU         3396  20.5-9.5   (+12-1 =17)  100.0   -13
 - Ethereal 12.75 64-bit 4CPU              3392  20.0-10.0  (+10-0 =20)  100.0   -33
 - Nemorino 6.00 64-bit 4CPU               3384  19.5-10.5  (+9 -0 =21)  100.0   -51
 - Nemorino 6.00 64-bit                    3343  37.5-12.5  (+25-0 =25)  100.0   -18
 - Houdini 6 64-bit                        3335  42.5-7.5   (+35-0 =15)  100.0   +72
 - RubiChess 2.1 64-bit                    3330  14.0-6.0   (+8 -0 =12)  100.0   -71
 - Fire 8 64-bit                           3329  39.0-13.0  (+26-0 =26)  100.0   -35
 - SlowChess Blitz 2.5 64-bit              3329  41.0-9.0   (+32-0 =18)  100.0   +29
 - Igel 3.0.0 64-bit                       3321  31.5-10.5  (+21-0 =21)  100.0   -41
 - Ethereal 12.75 64-bit                   3320  37.0-11.0  (+26-0 =22)  100.0   -25
 - SlowChess Blitz 2.4 64-bit              3303  42.5-7.5   (+35-0 =15)  100.0   +41
 - Nemorino 6.05 64-bit                    3289  39.5-12.5  (+28-1 =23)  100.0   -61
 - RubiChess 2.0 64-bit                    3278  41.5-10.5  (+31-0 =21)  100.0   -41
 - Igel 2.9.0 64-bit                       3272  43.0-7.0   (+36-0 =14)  100.0   +19
 - Ethereal 11.75 64-bit                   3260  47.0-5.0   (+42-0 =10)  100.0   +79
 - Fire 7.1 64-bit                         3258  45.5-6.5   (+39-0 =13)  100.0   +31
 - Booot 6.5 64-bit                        3258  42.5-7.5   (+35-0 =15)  100.0    -4
 - Xiphos 0.6 64-bit                       3253  45.0-5.0   (+40-0 =10)  100.0   +65
 - RofChade 2.3 64-bit                     3240  48.0-4.0   (+44-0 =8 )  100.0  +100
 - Booot 6.4 64-bit                        3238  46.5-5.5   (+41-0 =11)  100.0   +40
 - Laser 1.7 64-bit                        3206  47.5-4.5   (+43-0 =9 )  100.0   +45
 - Schooner 2.2 64-bit                     3202  46.0-6.0   (+40-0 =12)  100.0   -10


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