CCRL 40/4
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 1'626'652 games
played by 1'934 programs
21844 CPU days (X2 4600+)

White wins: 635'703 (39.1%)
Black wins: 517'026 (31.8%)
Draws: 473'923 (29.1%)
White score: 53.6%

Engine Details

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Amoeba 2.7 64-bit in CCRL 40/4, 2018-01-13
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, 2005-2018, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Amoeba 2.7 64-bit is #50-51 with rating of 2931 Elo points (+17 -17),
based on 1138 games: 302 wins, 403 losses and 433 draws
Score: 45.6%, Average opponent: +31.0, Draws: 38.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - iCE 3.0 64-bit                     3086  12.0-13.0  (+6 -7 =12)    0.0  +138
 - Nemorino 4.00 64-bit               3068   9.5-15.5  (+4 -10=11)    0.0   +63
 - Defenchess SCTR 1.1f 64-bit        3053   8.5-16.5  (+3 -11=11)    0.0   +23
 - Nemorino 3.0 64-bit                3043   9.5-21.5  (+3 -15=13)    0.0   -11
 - Hakkapeliitta TCEC v2 64-bit       3042  11.5-18.5  (+7 -14=9 )    0.0   +30
 - Laser 1.4 64-bit                   3039   9.5-21.5  (+6 -18=7 )    0.0   -34
 - Pedone 1.6 64-bit                  3036  11.0-21.0  (+5 -15=12)    0.0    +1
 - Naum 4.6 64-bit                    3035   8.0-22.0  (+4 -18=8 )    0.0   -65
 - SmarThink 1.97 64-bit              3034  28.0-59.0  (+17-48=22)    0.0   -22
 - Vajolet2 2.4 64-bit                3002  35.0-42.0  (+18-25=34)    0.0   +43
 - Wasp 2.6 64-bit                    2989  21.5-34.5  (+10-23=23)    0.0   -16
 - Hiarcs 14                          2987   8.0-24.0  (+5 -21=6 )    0.0  -136
 - Hakkapeliitta 3.0 64-bit           2985  12.0-20.0  (+6 -14=12)    0.0   -30
 - Bobcat 8.0 64-bit                  2962  18.0-14.0  (+12-8 =12)    0.2   +68
 - Ethereal 8.81 64-bit               2952  10.5-9.5   (+6 -5 =9 )    7.9   +37
 - Cheng 4.39 64-bit                  2945  24.5-32.5  (+14-22=21)    7.5   -33
 - Deep Sjeng c't 2010                2930  10.0-12.0  (+5 -7 =10)   54.4   -28
 - Crafty 25.2 64-bit                 2928  11.0-14.0  (+5 -8 =12)   60.8   -37
 - Spark 1.0 64-bit                   2927  25.5-28.5  (+15-18=21)   67.6   -23
 - Toga II 4.0 64-bit                 2926  16.5-15.5  (+10-9 =13)   64.2    +4
 - Fruit Reloaded 3.2.1 64-bit 4CPU   2922  17.5-14.5  (+13-10=9 )   72.6   +23
 - Spike 1.4 Leiden                   2921  27.0-26.0  (+20-19=14)   84.9    -4
 - EXchess 7.97b 64-bit               2916  14.0-16.0  (+5 -7 =18)   91.0   -32
 - Rodent III 0.232 64-bit            2907  13.0-17.0  (+5 -9 =16)   95.3   -64
 - ChessBrainVB 3.60                  2907  20.5-11.5  (+15-6 =11)   90.4   +69
 - chess22k 1.7 64-bit                2905  17.0-13.0  (+10-6 =14)   97.3   +11
 - Fruit Reloaded 3.2.1 64-bit        2878  18.5-13.5  (+14-9 =9 )  100.0     0
 - Gaviota 1.0 64-bit                 2877  19.5-10.5  (+15-6 =9 )  100.0   +50
 - Tucano 7.00 64-bit                 2871  18.5-11.5  (+10-3 =17)  100.0    +6
 - DisasterArea 1.65 64-bit           2870  18.0-6.0   (+14-2 =8 )  100.0  +111
 - MinkoChess 1.3 64-bit              2869  18.0-12.0  (+13-7 =10)  100.0    +3
 - Zappa Mexico II 64-bit             2841  17.0-13.0  (+7 -3 =20)  100.0   -55


Created in 2005-2013 by CCRL team
Last games added on January 13, 2018