CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Amoeba 1.2 64-bit in CCRL 40/40, 2017-11-18
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Amoeba 1.2 64-bit has no rank with rating of 2624 Elo points (+29 -29),
based on 373 games: 130 wins, 91 losses and 152 draws
Score: 55.2%, Average opponent: −37.0, Draws: 40.8%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - EXchess 7.92b 64-bit              2857   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Zurichess Jura 64-bit             2764   5.5-4.5   (+2 -1 =7 )    0.0  +164
 - chess22k 1.5 64-bit               2750   4.5-5.5   (+1 -2 =7 )    0.0   +98
 - RuyDos 1.0.22 64-bit              2721   5.5-4.5   (+2 -1 =7 )    0.0  +121
 - Pawny 1.1 64-bit                  2700   1.0-3.0   (+1 -3 =0 )    0.0  -150
 - Ethereal 8.19 64-bit              2687   3.0-7.0   (+1 -5 =4 )    0.1   -66
 - Chessmaster 11                    2666   5.5-4.5   (+3 -2 =5 )    0.5   +73
 - Ktulu 7.5                         2663   4.5-5.5   (+2 -3 =5 )    1.0   +11
 - RedQueen 1.1.98 64-bit            2661  10.5-13.5  (+6 -9 =9 )    2.1    -4
 - Dirty 23Mar2012 32-bit            2655   3.5-6.5   (+1 -4 =5 )    8.0   -62
 - Sjakk 2.2 64-bit                  2631   2.5-1.5   (+2 -1 =1 )   34.7  +102
 - Rodin 8.0                         2626   7.5-6.5   (+4 -3 =7 )   44.7   +21
 - NoraGrace 2.0 64-bit              2621   2.0-2.0   (+1 -1 =2 )   55.6    -3
 - Phalanx XXV                       2616   8.0-6.0   (+5 -3 =6 )   67.6   +42
 - Tornado 3.6.7 32-bit              2613   4.5-5.5   (+0 -1 =9 )   69.8   -32
 - GreKo 2015-ML 64-bit              2608   3.0-7.0   (+2 -6 =2 )   78.7  -168
 - GreKo 2015 64-bit                 2605   3.5-0.5   (+3 -0 =1 )   84.2  +269
 - Donna 4.0 64-bit                  2602   2.0-2.0   (+1 -1 =2 )   89.5   -11
 - Muse 0.953 64-bit                 2593   2.0-2.0   (+1 -1 =2 )   96.1   -31
 - Arasan 13.2 64-bit                2592   5.0-5.0   (+3 -3 =4 )   92.3   -23
 - Crafty 22.8 32-bit                2591   6.5-3.5   (+5 -2 =3 )   93.3   +67
 - Rodent 0.15 64-bit                2571   7.5-2.5   (+7 -2 =1 )   99.1  +149
 - Capivara LK 0.09b02f 64-bit       2564   9.5-4.5   (+7 -2 =5 )  100.0   +56
 - Zurichess Glarus 64-bit           2556   4.5-5.5   (+2 -3 =5 )  100.0  -103
 - K2 0.83                           2530  11.5-6.5   (+7 -2 =9 )  100.0    -8
 - BugChess2 1.5.1                   2525   6.5-3.5   (+6 -3 =1 )  100.0   +23
 - Fridolin 2.0 64-bit               2524   9.0-5.0   (+7 -3 =4 )  100.0    -2
 - Twisted Logic 0.099x              2521   7.0-3.0   (+6 -2 =2 )  100.0   +47
 - Ufim 8.00                         2518   5.0-5.0   (+4 -4 =2 )  100.0  -111
 - EXchess 6.10b 32-bit              2516   6.5-3.5   (+6 -3 =1 )  100.0   +12
 - Booot 4.12.1                      2514   6.0-4.0   (+4 -2 =4 )  100.0   -38
 - GreKo 10.0 64-bit                 2513   5.5-4.5   (+3 -2 =5 )  100.0   -83
 - Colossus 2007b                    2512   7.0-3.0   (+5 -1 =4 )  100.0   +14
 - Frenzee 1.1                       2509   6.0-4.0   (+3 -1 =6 )  100.0   -63
 - Floyd 0.8 64-bit                  2508   6.5-3.5   (+5 -2 =3 )  100.0   -16
 - DanaSah 4.37                      2500   5.5-4.5   (+4 -3 =3 )  100.0   -92
 - Delphil 3.0 64-bit                2487   7.0-3.0   (+4 -0 =6 )  100.0   -28
 - Carballo 1.2                      2447   5.5-4.5   (+4 -3 =3 )  100.0  -141


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017