CCRL 40/4
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 2'102'110 games
played by 2'449 programs
28319 CPU days (X2 4600+)

White wins: 816'272 (38.8%)
Black wins: 660'160 (31.4%)
Draws: 625'678 (29.8%)
White score: 53.7%

Engine Details

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Arasan 21.4 64-bit in CCRL 40/4, 2019-09-21
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Arasan 21.4 64-bit has no rank with rating of 3149 Elo points (+22 -22),
based on 610 games: 126 wins, 196 losses and 288 draws
Score: 44.3%, Average opponent: +34.7, Draws: 47.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 13.01 64-bit                3401   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Ethereal 11.50 64-bit              3324   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Booot 6.3.1 64-bit                 3255  17.0-33.0  (+5 -21=24)    0.0   +10
 - Fizbo 2 64-bit                     3247  17.0-34.0  (+9 -26=16)    0.0   -16
 - Andscacs 0.95 64-bit               3238  15.0-35.0  (+2 -22=26)    0.0   -29
 - Defenchess 2.1 64-bit              3222  15.5-34.5  (+3 -22=25)    0.0   -41
 - RofChade 2.1 64-bit                3215  17.5-33.5  (+5 -21=25)    0.0   -29
 - Schooner 2.1 64-bit                3192  21.0-29.0  (+8 -16=26)    0.1    -4
 - Chiron 4 64-bit                    3165  25.0-25.0  (+13-13=24)    8.8   +16
 - Critter 1.6a 64-bit                3158  28.0-22.0  (+18-12=20)   21.4   +47
 - Fritz 15 64-bit                    3145  25.0-25.0  (+15-15=20)   60.7    -2
 - Pedone 1.9 64-bit                  3132  24.5-26.5  (+10-12=29)   89.2   -28
 - NirvanaChess 2.4 64-bit            3129  29.0-20.0  (+16-7 =26)   94.2   +31
 - Vajolet2 2.7 64-bit                3128  30.5-19.5  (+18-7 =25)   93.7   +43
 - RubiChess 1.5 64-bit               3123   0.5-0.5   (+0 -0 =1 )   96.1    +4
 - Rybka 4.1 64-bit                   3109   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Atlas 3.91 64-bit                  2926   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Spike 1.4 Leiden                   2922   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Gogobello 2.0 64-bit               2853   0.5-0.5   (+0 -0 =1 )  100.0  -265
 - Jellyfish 1.1 64-bit               2610   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019