CCRL 40/4
Downloads and Statistics
July 6, 2019
Testing summary:
Total: 2'062'148 games
played by 2'380 programs
27711 CPU days (X2 4600+)

White wins: 801'254 (38.9%)
Black wins: 648'494 (31.4%)
Draws: 612'400 (29.7%)
White score: 53.7%

Engine Details

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Amoeba 3.0 64-bit in CCRL 40/4, 2019-07-06
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:
Amoeba 3.0 64-bit has no rank with rating of 2975 Elo points (+17 -17),
based on 1231 games: 445 wins, 371 losses and 415 draws
Score: 53.0%, Average opponent: −23.0, Draws: 33.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Fritz 16 64-bit                    3142   8.5-31.5  (+2 -25=13)    0.0   -30
 - Vajolet2 2.7 64-bit                3132  11.0-29.0  (+3 -21=16)    0.0   +10
 - Arasan 21.3 64-bit                 3132  10.0-30.0  (+5 -25=10)    0.0   -24
 - Texel 1.07 64-bit                  3115  11.5-28.5  (+6 -23=11)    0.0   -11
 - BlackMamba 2.0 64-bit              3092  13.5-26.5  (+5 -18=17)    0.0   +14
 - Wasp 3.60 64-bit                   3077  12.5-27.5  (+4 -19=17)    0.0   -14
 - RubiChess 1.4 64-bit               3051  27.5-44.5  (+13-30=29)    0.0    +1
 - ChessBrainVB 3.72                  3048  11.5-20.5  (+6 -15=11)    0.0   -20
 - SmarThink 1.98 64-bit              3037  18.5-21.5  (+11-14=15)    0.0   +36
 - Demolito 2018-10-29 64-bit         3018  17.5-22.5  (+12-17=11)    0.0     0
 - Winter 0.6 64-bit 4CPU             3001  21.0-25.0  (+12-16=18)    3.8    -3
 - Deuterium 2019.1.36.50 64-bit      3000  17.0-23.0  (+8 -14=18)    1.3   -20
 - Pirarucu 2.9.5 64-bit              2986  18.0-22.0  (+6 -10=24)   19.0   -19
 - Cheng 4.39 64-bit                  2944  18.5-21.5  (+13-16=11)   99.9   -56
 - Winter 0.6 64-bit                  2940  21.5-10.5  (+16-5 =11)   99.7   +78
 - Crafty 25.2 64-bit                 2935  15.5-24.5  (+10-19=11)  100.0  -116
 - Dirty CUCUMBER 64-bit              2930  23.5-16.5  (+19-12=9 )  100.0   +18
 - Scorpio 2.8 64-bit                 2903  29.0-11.0  (+24-6 =10)  100.0   +90
 - Tucano 7.07 64-bit                 2899  30.0-20.0  (+16-6 =28)  100.0   -18
 - Thinker 5.4d Inert 64-bit          2885  22.5-16.5  (+15-9 =15)  100.0   -40
 - Gaviota 1.0 64-bit                 2873  25.5-14.5  (+20-9 =11)  100.0    -7
 - Marvin 3.3.2 64-bit                2855  28.5-11.5  (+23-6 =11)  100.0   +31
 - Counter 3.2 64-bit                 2847  26.5-13.5  (+19-6 =15)  100.0   -19
 - Topple 0.7.0 64-bit                2837  28.5-11.5  (+24-7 =9 )  100.0   +20
 - Monolith 1.0 64-bit                2820  27.5-12.5  (+20-5 =15)  100.0   -33
 - Topple 0.6.1 64-bit                2816  63.5-16.5  (+56-9 =15)  100.0   +71
 - Rhetoric 1.4.3 64-bit              2804  31.5-8.5   (+26-3 =11)  100.0   +36
 - RuyDos 1.1.9 64-bit                2799  30.5-9.5   (+24-3 =13)  100.0    +2
 - tomitankChess 3.0 64-bit           2768  32.0-8.0   (+27-3 =10)  100.0   +14


Created in 2005-2013 by CCRL team
Last games added on July 6, 2019