CCRL Blitz
Downloads and Statistics
July 1, 2020
Testing summary:
Total: 2'316'652 games
played by 2'725 programs

White wins: 892'731 (38.5%)
Black wins: 718'204 (31.0%)
Draws: 705'717 (30.5%)
White score: 53.8%

Engine Details

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Isa 1.9.63 64-bit in CCRL Blitz, 2020-07-01
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:
Isa 1.9.63 64-bit has no rank with rating of 2108 Elo points (+21 -21),
based on 888 games: 328 wins, 394 losses and 166 draws
Score: 46.3%, Average opponent: +27.5, Draws: 18.7%


Pairwise results:
     Opponent                          Elo     Score                  LOS   Perf
 - NG-Play 9.86 64-bit                 2194  12.5-19.5  (+9 -16=7 )    0.0    +4
 - Mango Paola Ajedrez 1.0             2186  10.5-11.5  (+7 -8 =7 )    0.0   +63
 - Protej 0.5.8c                       2179   8.5-15.5  (+6 -13=5 )    0.0   -34
 - Genesis 2.0                         2168  17.0-9.0   (+15-7 =4 )    0.0  +183
 - Dorpsgek Cosmopolitan 2 64-bit      2160  14.0-16.0  (+11-13=6 )    0.0   +29
 - Blitzkrieg rev337 64-bit            2160  21.0-31.0  (+17-27=8 )    0.0   -21
 - BlackBishop 1.0                     2155  12.5-17.5  (+9 -14=7 )    0.0   -13
 - NagaSkaki 5.12                      2154  11.5-13.5  (+8 -10=7 )    0.0   +19
 - Chesley r323 64-bit                 2148  23.5-34.5  (+21-32=5 )    0.1   -38
 - Alarm 0.93.1                        2144  12.0-15.0  (+10-13=4 )    0.1    -5
 - Lime 66                             2143  12.0-8.0   (+11-7 =2 )    0.1  +112
 - ChessKISS 1.7c 64-bit               2136  20.0-36.0  (+15-31=10)    1.0   -80
 - Fortress 1.62                       2136  16.5-38.5  (+10-32=13)    0.6  -115
 - GopherCheck 0.2.2 64-bit            2134  14.0-18.0  (+10-14=8 )    2.4   -20
 - Nesik 0.7.0 alpha                   2133  27.5-30.5  (+21-24=13)    1.6    +7
 - WJChess 1.64                        2130  26.0-30.0  (+21-25=10)    2.6    -2
 - Bearded 06_29                       2125  24.5-29.5  (+22-27=5 )   10.4   -21
 - Alf 1.09 64-bit                     2111  27.0-28.0  (+22-23=10)   41.1    -2
 - GK 0.90 64-bit                      2109  27.0-28.0  (+22-23=10)   47.1    -8
 - KnockOut 0.7.1                      2108  33.0-25.0  (+27-19=12)   51.3   +51
 - Napoleon 1.7 64-bit                 2102  21.0-10.0  (+18-7 =6 )   68.7  +128
 - Galjoen 0.35.2 64-bit               2056  19.5-12.5  (+16-9 =7 )  100.0   +28


Created in 2005-2013 by CCRL team
Last games added on July 1, 2020