CCRL Blitz
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 2'370'030 games
played by 2'800 programs

White wins: 913'140 (38.5%)
Black wins: 734'658 (31.0%)
Draws: 722'232 (30.5%)
White score: 53.8%

Engine Details

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Butter 1.0 64-bit in CCRL Blitz, 2020-09-19
Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/404/

CCRL Blitz main list:
Butter 1.0 64-bit is #487 with rating of 1854 Elo points (+18 -18),
based on 1301 games: 575 wins, 535 losses and 191 draws
Score: 51.5%, Average opponent: −11.9, Draws: 14.7%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Brainless 20081212 64-bit               2140   0.0-5.0   (+0 -5 =0 )    0.0  -INF
 - Axolotl 1.5 64-bit                      2138   0.5-7.5   (+0 -7 =1 )    0.0  -125
 - Oberon 0.04                             2011   6.5-20.5  (+5 -19=3 )    0.0   -61
 - Schola 1.1.0 64-bit                     2010  10.0-22.0  (+7 -19=6 )    0.0   +14
 - Bubble 1.5                              1988   7.0-22.0  (+5 -20=4 )    0.0   -74
 - Goldfish 1.13.0 64-bit                  1984  11.5-20.5  (+7 -16=9 )    0.0   +31
 - Stash 12.0 64-bit                       1974   8.0-20.0  (+8 -20=0 )    0.0   -73
 - Jacksprat 1.0 64-bit                    1955   8.5-23.5  (+7 -22=3 )    0.0   -94
 - Sapeli 1.64 64-bit                      1938  10.0-22.0  (+8 -20=4 )    0.0   -64
 - BeLL 0.0.41 64-bit                      1934  18.0-14.0  (+13-9 =10)    0.0  +123
 - Fairy-Max 5.0b3                         1916  21.0-19.0  (+18-16=6 )    0.0   +82
 - Tony's Chess 0.03                       1911  17.0-15.0  (+15-13=4 )    0.0   +79
 - Skiull 0.5 64-bit                       1905  14.5-17.5  (+11-14=7 )    0.0   +14
 - Tyrell 1.02                             1892   9.5-16.5  (+9 -16=1 )    0.2   -80
 - Fairy-Max 5.0b                          1890  19.0-21.0  (+15-17=8 )    0.5   +17
 - MrChess 2.1                             1885  18.5-29.5  (+15-26=7 )    0.5   -59
 - Purple Haze 2.1.0                       1881  13.5-12.5  (+11-10=5 )    0.7   +34
 - Presbyter 1.3.0 64-bit                  1875  28.0-27.0  (+24-23=8 )    7.5   +28
 - Tinman 0.3.0 64-bit                     1867  15.0-17.0  (+12-14=6 )   16.8   -10
 - Deepov 0.4.1 64-bit                     1851  16.5-10.5  (+14-8 =5 )   61.1   +78
 - Sayuri 2018.03.06 64-bit                1837  16.5-15.5  (+14-13=5 )   90.6    -7
 - Halogen 2.7.3 64-bit                    1834  13.0-18.0  (+11-16=4 )   93.7   -81
 - HeavyChess 0.13 beta                    1831  13.5-8.5   (+10-5 =7 )   97.0   +48
 - Skiull 0.3 64-bit                       1831  11.5-9.5   (+8 -6 =7 )   96.6   +10
 - Ziggurat 0.18 64-bit                    1814  10.0-12.0  (+8 -10=4 )   99.8   -76
 - Chenard 2015.08.14 64-bit               1813  14.0-11.0  (+13-10=2 )   98.7   +11
 - Sayuri 2018.05.23 64-bit                1809  15.5-16.5  (+14-15=3 )  100.0   -56
 - NoonianChess 3.2.06P2                   1806  15.0-17.0  (+14-16=2 )  100.0   -75
 - Pigeon 1.5.1 64-bit                     1799  12.5-8.5   (+11-7 =3 )  100.0   +15
 - Enigma 1.1.4                            1790  20.0-8.0   (+19-7 =2 )  100.0  +117
 - AdaChess 3.1 64-bit                     1789  15.5-16.5  (+14-15=3 )  100.0   -76
 - Embracer 1.12                           1784   9.5-13.5  (+7 -11=5 )  100.0  -139
 - MOBMAT 0.903d 64-bit                    1783  15.5-13.5  (+15-13=1 )  100.0   -41
 - FAUCE 0.41c                             1782  15.0-6.0   (+14-5 =2 )  100.0  +100
 - Bremboce 0.6.2                          1780  17.5-10.5  (+16-9 =3 )  100.0   +26
 - Sapeli 1.0 64-bit                       1778  16.5-15.5  (+14-13=5 )  100.0   -61
 - Lodocase 240208                         1754  17.0-12.0  (+14-9 =6 )  100.0   -33
 - Sayuri 2017.16.12 64-bit                1749  18.5-8.5   (+16-6 =5 )  100.0   +33
 - Zzzzzz 3.51                             1731  17.5-6.5   (+16-5 =3 )  100.0   +58
 - AdaChess 3.4 64-bit                     1726  21.0-10.0  (+20-9 =2 )  100.0   +22
 - Tristram 4.16                           1724  22.5-7.5   (+21-6 =3 )  100.0   +80
 - Ceibo 0.3.65 64-bit                     1721  23.0-5.0   (+19-1 =8 )  100.0   +95
 - Tom Thumb 0.2 64-bit                    1673  33.0-7.0   (+30-4 =6 )  100.0   +85
 - Tom Thumb 0.1 64-bit                    1614  34.5-11.5  (+33-10=3 )  100.0   -25


Created in 2005-2013 by CCRL team
Last games added on September 19, 2020