CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Booot 6.3.1 64-bit 4CPU in CCRL 40/4, 2019-12-07
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Booot 6.3.1 64-bit 4CPU is #19 with rating of 3325 Elo points (+14 -14),
based on 1640 games: 227 wins, 525 losses and 888 draws
Score: 40.9%, Average opponent: +57.9, Draws: 54.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit 4CPU           3549  19.5-88.5  (+0 -69=39)    0.0    +5
 - Stockfish 9 64-bit 4CPU            3547  10.5-38.5  (+0 -28=21)    0.0   +39
 - ShashChess 6.0 64-bit 4CPU         3506   9.0-30.0  (+2 -23=14)    0.0    -1
 - Komodo 13.02 64-bit 4CPU           3500  36.0-114.0 (+4 -82=64)    0.0    +7
 - Komodo 12.2.2 64-bit 4CPU          3491  15.0-48.0  (+0 -33=30)    0.0    +5
 - Komodo 12 64-bit 4CPU              3489  12.0-38.0  (+0 -26=24)    0.0    +4
 - Fire 7.1 64-bit 4CPU               3426  33.0-59.0  (+7 -33=52)    0.0   +20
 - Ethereal 11.50 64-bit 4CPU         3417  13.5-20.5  (+4 -11=19)    0.0   +28
 - Komodo 12.3 MCTS 64-bit 4CPU       3412  32.0-67.0  (+7 -42=50)    0.0   -18
 - Xiphos 0.5 64-bit 4CPU             3396  11.5-13.5  (+6 -8 =11)    0.0   +51
 - Ethereal 11.25 64-bit 4CPU         3392  33.0-49.0  (+6 -22=54)    0.0   +13
 - Ethereal 11.00 64-bit 4CPU         3384  43.5-55.5  (+13-25=61)    0.0   +25
 - Laser 1.7 64-bit 4CPU              3366  27.5-38.5  (+9 -20=37)    0.0    -5
 - Defenchess 2.2 64-bit 4CPU         3357  26.0-31.0  (+5 -10=42)    0.2    +8
 - Fizbo 2 64-bit 4CPU                3347  24.5-25.5  (+13-14=23)    0.5   +16
 - RofChade 2.202 64-bit 4CPU         3345  30.5-39.5  (+8 -17=45)    4.1   -16
 - Andscacs 0.95 64-bit 4CPU          3335  16.5-17.5  (+6 -7 =21)   13.1    +2
 - Andscacs 0.94 64-bit 4CPU          3325  23.5-26.5  (+8 -11=31)   49.8   -18
 - Xiphos 0.4 64-bit 4CPU             3324  22.0-28.0  (+8 -14=28)   51.9   -35
 - RofChade 2.1 64-bit 4CPU           3310  12.5-16.5  (+4 -8 =17)   89.3   -51
 - Schooner 2.1 64-bit 4CPU           3290  18.5-14.5  (+6 -2 =25)   99.7    -3
 - Schooner 2.0.34 64-bit 4CPU        3276  25.5-18.5  (+14-7 =23)  100.0     0
 - Arasan 21.4 64-bit 4CPU            3258  34.5-22.5  (+16-4 =37)  100.0   -10
 - Arasan 21.3 64-bit 4CPU            3246  15.0-9.0   (+8 -2 =14)  100.0    -4
 - Hannibal 1.7 64-bit 4CPU           3229  32.5-17.5  (+18-3 =29)  100.0    -7
 - NirvanaChess 2.4 64-bit 4CPU       3225  29.0-21.0  (+10-2 =38)  100.0   -57
 - Nemorino 5.00 64-bit 4CPU          3173  36.0-14.0  (+23-1 =26)  100.0   -19
 - Strelka 5.5 64-bit                 3141  28.5-7.5   (+22-1 =13)  100.0   +13


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019