CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Amoeba 1.2 64-bit in CCRL 40/40, 2018-02-17
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Amoeba 1.2 64-bit has no rank with rating of 2627 Elo points (+28 -28),
based on 397 games: 136 wins, 98 losses and 163 draws
Score: 54.8%, Average opponent: −34.0, Draws: 41.1%


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              2765   5.5-4.5   (+2 -1 =7 )    0.0  +162
 - chess22k 1.5 64-bit                2751   4.5-5.5   (+1 -2 =7 )    0.0   +96
 - RuyDos 1.0.22 64-bit               2721   5.5-4.5   (+2 -1 =7 )    0.0  +118
 - Shield 2.0 64-bit                  2718   4.0-6.0   (+2 -4 =4 )    0.0   +28
 - Pawny 1.1 64-bit                   2701   1.0-3.0   (+1 -3 =0 )    0.0  -152
 - Gogobello 1.4 64-bit               2689   2.5-5.5   (+0 -3 =5 )    0.1   -42
 - Ethereal 8.19 64-bit               2688   3.0-7.0   (+1 -5 =4 )    0.1   -69
 - Chessmaster 11                     2667   5.5-4.5   (+3 -2 =5 )    0.6   +71
 - Ktulu 7.5                          2664   4.5-5.5   (+2 -3 =5 )    1.4    +9
 - RedQueen 1.1.98 64-bit             2662  10.5-13.5  (+6 -9 =9 )    2.5    -6
 - Dirty 23Mar2012 32-bit             2656   3.5-6.5   (+1 -4 =5 )    9.5   -64
 - Sjakk 2.2 64-bit                   2631   2.5-1.5   (+2 -1 =1 )   41.8   +99
 - Rodin 8.0                          2628   7.5-6.5   (+4 -3 =7 )   48.2   +20
 - NoraGrace 2.0 64-bit               2622   2.0-2.0   (+1 -1 =2 )   61.7    -5
 - Phalanx XXV                        2614   8.0-6.0   (+5 -3 =6 )   77.8   +37
 - Tornado 3.6.7 32-bit               2614   4.5-5.5   (+0 -1 =9 )   73.7   -34
 - GreKo 2015-ML 64-bit               2609   3.0-7.0   (+2 -6 =2 )   82.3  -171
 - GreKo 2015 64-bit                  2607   3.5-0.5   (+3 -0 =1 )   86.3  +268
 - Donna 4.0 64-bit                   2602   2.0-2.0   (+1 -1 =2 )   93.3   -14
 - Muse 0.953 64-bit                  2593   2.0-2.0   (+1 -1 =2 )   97.8   -34
 - Arasan 13.2 64-bit                 2593   5.0-5.0   (+3 -3 =4 )   94.1   -25
 - Crafty 22.8 32-bit                 2592   6.5-3.5   (+5 -2 =3 )   94.7   +65
 - Counter 2.1.0 64-bit               2574   5.0-1.0   (+4 -0 =2 )   99.6  +182
 - Rodent 0.15 64-bit                 2573   7.5-2.5   (+7 -2 =1 )   99.4  +148
 - Capivara LK 0.09b02f 64-bit        2566   9.5-4.5   (+7 -2 =5 )  100.0   +55
 - Zurichess Glarus 64-bit            2557   4.5-5.5   (+2 -3 =5 )  100.0  -105
 - K2 0.83                            2531  11.5-6.5   (+7 -2 =9 )  100.0   -10
 - Fridolin 2.0 64-bit                2526   9.0-5.0   (+7 -3 =4 )  100.0    -3
 - BugChess2 1.5.1                    2526   6.5-3.5   (+6 -3 =1 )  100.0   +21
 - Twisted Logic 0.099x               2522   7.0-3.0   (+6 -2 =2 )  100.0   +45
 - Ufim 8.00                          2519   5.0-5.0   (+4 -4 =2 )  100.0  -113
 - EXchess 6.10b 32-bit               2517   6.5-3.5   (+6 -3 =1 )  100.0   +10
 - Booot 4.12.1                       2515   6.0-4.0   (+4 -2 =4 )  100.0   -40
 - GreKo 10.0 64-bit                  2514   5.5-4.5   (+3 -2 =5 )  100.0   -85
 - Colossus 2007b                     2513   7.0-3.0   (+5 -1 =4 )  100.0   +12
 - Frenzee 1.1                        2509   6.0-4.0   (+3 -1 =6 )  100.0   -66
 - Floyd 0.8 64-bit                   2508   6.5-3.5   (+5 -2 =3 )  100.0   -19
 - DanaSah 4.37                       2501   5.5-4.5   (+4 -3 =3 )  100.0   -94
 - Delphil 3.0 64-bit                 2488   7.0-3.0   (+4 -0 =6 )  100.0   -30
 - Carballo 1.2                       2447   5.5-4.5   (+4 -3 =3 )  100.0  -144


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018