CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Tom Thumb 0.2 64-bit in CCRL 40/4, 2019-09-14
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:
Tom Thumb 0.2 64-bit is #524 with rating of 1675 Elo points (+20 -20),
based on 1018 games: 402 wins, 428 losses and 188 draws
Score: 48.7%, Average opponent: +11.7, Draws: 18.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Axolotl 1.5 64-bit                 2138   1.0-7.0   (+1 -7 =0 )    0.0   +73
 - Dabbaba 7.49                       1908   7.0-33.0  (+5 -31=4 )    0.0   -47
 - Butter 1.0 64-bit                  1864   7.0-33.0  (+4 -30=6 )    0.0   -77
 - Sayuri 2018.03.06 64-bit           1838   8.5-23.5  (+8 -23=1 )    0.0   -45
 - RataAeroespacial 0.2.1             1818  12.0-28.0  (+10-26=4 )    0.0   -19
 - Pigeon 1.5.1 64-bit                1800  12.5-27.5  (+3 -18=19)    0.0   +11
 - Chenard 2018.03.06 64-bit          1794  12.5-27.5  (+8 -23=9 )    0.0   -19
 - Grizzly 1.40.1b                    1787  12.0-26.0  (+11-25=2 )    0.0   -45
 - CDrill 1800 build 4                1786  13.0-27.0  (+9 -23=8 )    0.0   -21
 - Pulsar 2009-9b                     1771  12.0-28.0  (+8 -24=8 )    0.0   -51
 - Rocinante 2.0 64-bit (mcts)        1745  17.0-23.0  (+13-19=8 )    0.0   +14
 - TSCP 1.81                          1724  12.0-28.0  (+8 -24=8 )    0.0  -103
 - Celestial 1.0                      1696  17.0-15.0  (+11-9 =12)    5.9   +39
 - Gargamella 0.5.0                   1685  20.0-20.0  (+17-17=6 )   20.4    +8
 - Pooky 2.7                          1657  23.0-17.0  (+20-14=6 )   93.0   +38
 - AdaChess 20170209 64-bit           1657  26.0-24.0  (+22-20=8 )   90.1    -5
 - Koedem 1.1.1 64-bit                1655  18.5-13.5  (+16-11=5 )   92.4   +38
 - Monochrome                         1624  26.5-13.5  (+21-8 =11)  100.0   +62
 - Philemon C                         1614  23.5-16.5  (+18-11=11)  100.0     0
 - BeRoChess 1.00 64-bit              1611  25.0-15.0  (+22-12=6 )  100.0   +31
 - Casper rev4 64-bit                 1589  16.0-14.0  (+13-11=6 )  100.0   -58
 - Shallow Blue 1.1.0 64-bit          1567  32.0-8.0   (+29-5 =6 )  100.0  +134
 - mACE 0.2.2.616                     1546  24.5-15.5  (+22-13=5 )  100.0   -39
 - Trappist r36 64-bit                1536  28.0-12.0  (+23-7 =10)  100.0    +3
 - Supra 27.0 64-bit                  1502  25.5-6.5   (+21-2 =9 )  100.0   +39
 - Piranha 0.5                        1501  25.0-15.0  (+21-11=8 )  100.0   -81
 - Koedem 1.0 64-bit                  1501  35.5-4.5   (+35-4 =1 )  100.0  +219
 - Honzovy Sachy 1.0 64-bit           1345   3.5-0.5   (+3 -0 =1 )  100.0   -46


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019