CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Engine Details

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Show each game results
RubiChess 1.9 64-bit in CCRL Blitz, 2021-04-10
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, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

CCRL Blitz main list:
RubiChess 1.9 64-bit has no rank with rating of 3343 Elo points (+16 -16),
based on 1188 games: 231 wins, 330 losses and 627 draws
Score: 45.8%, Average opponent: +31.0, Draws: 52.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 12 64-bit                     3634   7.0-57.0  (+0 -50=14)    0.0   -21
 - Dragon by Komodo 64-bit                 3586   6.0-57.0  (+2 -53=8 )    0.0  -121
 - Nemorino 6.00 64-bit                    3438  23.5-40.5  (+8 -25=31)    0.0   +15
 - SlowChess Blitz 2.5 64-bit              3409  40.0-60.0  (+5 -25=70)    0.0   +13
 - Ethereal 12.75 64-bit                   3404  36.0-63.0  (+8 -35=56)    0.0   -16
 - SlowChess Blitz 2.4 64-bit              3384  27.0-37.0  (+10-20=34)    0.3    -7
 - Ethereal 12.50 64-bit                   3377  29.5-34.5  (+12-17=35)    0.1   +10
 - Igel 2.9.0 64-bit                       3361  47.5-52.5  (+15-20=65)    3.8    +4
 - Pedone 3.0 64-bit                       3346  31.0-32.0  (+10-11=42)   38.9     0
 - Igel 2.8.0 64-bit                       3342  34.5-29.5  (+14-9 =41)   53.2   +19
 - Xiphos 0.6 64-bit                       3340  33.0-31.0  (+15-13=36)   61.7    +7
 - RofChade 2.3 64-bit                     3308  37.5-26.5  (+23-12=29)  100.0   +17
 - Booot 6.4 64-bit                        3295  38.0-26.0  (+22-10=32)  100.0    +8
 - Defenchess 2.3 64-bit                   3286  37.5-26.5  (+20-9 =35)  100.0    -7
 - Schooner 2.2 64-bit                     3272  36.5-24.5  (+20-8 =33)  100.0   -13
 - Laser 1.7 64-bit                        3272  41.5-21.5  (+26-6 =31)  100.0   +24
 - Shredder 13 64-bit                      3270  38.5-24.5  (+21-7 =35)  100.0    -9


Created in 2005-2013 by CCRL team
Last games added on April 10, 2021