CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Bright 0.4a 4CPU in CCRL 40/15, 2021-01-16
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, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Bright 0.4a 4CPU is #92-94 with rating of 2895 Elo points (+15 -15),
based on 1495 games: 402 wins, 479 losses and 614 draws
Score: 47.4%, Average opponent: +17.3, Draws: 41.1%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Rybka 3 64-bit 4CPU                     3118   7.5-38.5  (+2 -33=11)    0.0   -33
 - Alfil 15.8 64-bit 4CPU                  3055   1.5-11.5  (+0 -10=3 )    0.0  -144
 - Naum 4 64-bit 4CPU                      3042  10.0-44.0  (+2 -36=16)    0.0   -78
 - Stockfish 1.6.3 64-bit 4CPU             3036  17.0-32.0  (+11-26=12)    0.0   +28
 - Deep Shredder 12 64-bit 4CPU            3017  17.5-34.5  (+8 -25=19)    0.0   +12
 - Cheng 4.39 64-bit 4CPU                  3009   3.5-6.5   (+1 -4 =5 )    0.0   +23
 - Fizbo 1.5 64-bit 4CPU                   2992   4.5-5.5   (+1 -2 =7 )    0.0   +72
 - Rybka 2.2 64-bit 4CPU                   2973  15.0-17.0  (+10-12=10)    0.0   +54
 - Arasan 18.2 64-bit 4CPU                 2970   7.5-12.5  (+4 -9 =7 )    0.0    -5
 - Zappa Mexico II 64-bit 4CPU             2968  25.5-50.5  (+8 -33=35)    0.0   -28
 - Naum 3.1 64-bit 4CPU                    2967  15.0-24.0  (+7 -16=16)    0.0&nb