CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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chess22k 1.7 64-bit in CCRL 40/4, 2019-07-20
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:
chess22k 1.7 64-bit has no rank with rating of 2897 Elo points (+16 -16),
based on 1207 games: 381 wins, 340 losses and 486 draws
Score: 51.7%, Average opponent: −11.2, Draws: 40.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Defenchess (SCTR) 1.1f 64-bit      3048   8.0-22.0  (+3 -17=10)    0.0    -4
 - Hakkapeliitta TCEC v2 64-bit       3023   9.0-21.0  (+3 -15=12)    0.0    -3
 - Ethereal 9.00 64-bit               2983  12.0-20.0  (+4 -12=16)    0.0   +11
 - Amoeba 2.7 64-bit                  2938  24.0-36.0  (+11-23=26)    0.0   -19
 - Spike 1.4 Leiden                   2921  14.5-17.5  (+7 -10=15)    0.3    -4
 - Atlas 3.90 64-bit                  2914  11.0-19.0  (+7 -15=8 )   18.5   -75
 - DiscoCheck 5.2.1 64-bit            2913  27.5-32.5  (+15-20=25)    4.2   -10
 - EXchess 7.97b 64-bit               2913  30.5-31.5  (+18-19=25)    5.9   +11
 - Demolito 2017-08-26 64-bit         2911  29.5-30.5  (+15-16=29)    9.9   +10
 - Rodent III 0.172 64-bit            2908  12.5-19.5  (+5 -12=15)   15.6   -54
 - ChessBrainVB 3.50                  2906  24.5-18.5  (+18-12=13)   22.5   +47
 - Zurichess Neuchatel 64-bit         2900  13.5-15.5  (+5 -7 =17)   39.2   -17
 - Quazar 0.4 64-bit                  2899  31.5-27.5  (+18-14=27)   40.2   +21
 - Thinker 5.4d Inert 64-bit          2885  17.0-13.0  (+13-9 =8 )   91.0   +33
 - Deuterium 14.3.34.130 64-bit       2883  13.0-17.0  (+6 -10=14)   94.2   -51
 - Murka 3 64-bit                     2882  33.0-27.0  (+21-15=24)   95.7   +15
 - Atlas 3.80 64-bit                  2874  13.5-16.5  (+7 -10=13)   99.2   -54
 - Fruit Reloaded 3.2.1 64-bit        2872  15.0-17.0  (+7 -9 =16)   98.8   -43
 - Gaviota 1.0 64-bit                 2872  17.0-15.0  (+10-8 =14)   99.7    -5
 - Tucano 7.00 64-bit                 2871  17.5-14.5  (+11-8 =13)   98.8    +5
 - MinkoChess 1.3 64-bit              2869  19.5-11.5  (+15-7 =9 )   99.9   +62
 - DisasterArea 1.65 64-bit           2864  20.0-12.0  (+14-6 =12)  100.0   +51
 - Nemo 1.0.1 64-bit                  2857  32.0-30.0  (+19-17=26)  100.0   -27
 - Onno 1.2.70 64-bit                 2845  21.0-11.0  (+16-6 =10)  100.0   +52
 - Zappa Mexico II 64-bit             2843  22.5-9.5   (+17-4 =11)  100.0   +83
 - Deep Sjeng WC2008 64-bit           2842  17.0-15.0  (+11-9 =12)  100.0   -33
 - Tornado 8.0 64-bit                 2825  19.5-12.5  (+16-9 =7 )  100.0    +8
 - The Baron 3.41 64-bit              2820  19.0-11.0  (+12-4 =14)  100.0    +4
 - Octochess r5506 64-bit             2820  38.0-21.0  (+28-11=20)  100.0   +19
 - Gogobello 1.4 64-bit               2755  41.5-18.5  (+29-6 =25)  100.0   -20


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019