CCRL 40/4
Downloads and Statistics
August 20, 2019
Testing summary:
Total: 2'086'404 games
played by 2'425 programs
28073 CPU days (X2 4600+)

White wins: 810'229 (38.8%)
Black wins: 655'304 (31.4%)
Draws: 620'871 (29.8%)
White score: 53.7%

Engine Details

Options
Show each game results
BugChess2 1.6.3 64-bit in CCRL 40/4, 2019-08-20
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
BugChess2 1.6.3 64-bit has no rank with rating of 2668 Elo points (+18 -18),
based on 1052 games: 394 wins, 337 losses and 321 draws
Score: 52.7%, Average opponent: −19.1, Draws: 30.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Onno 0.12.0 64-bit                 2844   9.0-23.0  (+5 -19=8 )    0.0   +20
 - Onno 1.1.1 64-bit                  2837  11.0-21.0  (+5 -15=12)    0.0   +67
 - Onno 1.0 64-bit                    2830   7.0-25.0  (+2 -20=10)    0.0   -32
 - Fruit 05/11/03                     2792  11.0-21.0  (+6 -16=10)    0.0   +19
 - Ktulu 9                            2781   9.0-24.0  (+3 -18=12)    0.0   -41
 - Spike 1.2 Turin                    2731  10.0-22.0  (+5 -17=10)    0.0   -66
 - SmarThink 1.10 32-bit              2730  16.5-15.5  (+12-11=9 )    0.0   +75
 - Chess Tiger 2007.1                 2713  14.0-18.0  (+8 -12=12)    0.0    +7
 - Frenzee Feb08 64-bit               2694  15.0-17.0  (+12-14=6 )    0.7    +2
 - Bison 9.8 64-bit                   2672  17.0-15.0  (+15-13=4 )   37.6   +28
 - Booot 4.15.0                       2665  21.0-11.0  (+16-6 =10)   61.9  +106
 - SmarThink 1.00 32-bit              2663  15.0-17.0  (+9 -11=12)   64.7   -25
 - Alaric 707                         2663  20.0-12.0  (+17-9 =6 )   71.3   +88
 - Colossus 2008b                     2641  22.0-9.0   (+19-6 =6 )   99.7  +132
 - Chronos 1.9.7                      2638  15.0-17.0  (+10-12=10)   99.5   -52
 - E.T. Chess 13.01.08                2633  20.5-11.5  (+15-6 =11)  100.0   +61
 - Gandalf 6                          2627  15.0-17.0  (+11-13=8 )  100.0   -60
 - Alfil 8.1.1 Optimized              2625  13.0-18.0  (+9 -14=8 )  100.0  -103
 - WildCat 8                          2623  16.0-16.0  (+10-10=12)  100.0   -49
 - Movei 00.8.438 (10 10 10)          2622  18.0-14.0  (+13-9 =10)  100.0     0
 - Sloppy 0.2.2 64-bit                2616  16.0-16.0  (+10-10=12)  100.0   -47
 - Slow Chess Blitz WV2.1             2614  19.0-13.0  (+11-5 =16)  100.0     0
 - Booot 4.14.0                       2611  15.0-15.0  (+9 -9 =12)  100.0   -57
 - Ruffian 2.1.0                      2609  21.5-10.5  (+16-5 =11)  100.0   +54
 - Sloppy 0.2.0 64-bit                2607  18.5-13.5  (+13-8 =11)  100.0    -8
 - Lemming 0.34 64-bit                2598  17.0-15.0  (+13-11=8 )  100.0   -49
 - GarboChess 2.10 64-bit             2598  19.0-12.0  (+14-7 =10)  100.0    +7
 - Critter 0.40 32-bit                2567  21.0-11.0  (+16-6 =10)  100.0    +6
 - The Baron 2.23 64-bit              2555  16.5-15.5  (+12-11=9 )  100.0  -101
 - Petir 4.999999                     2555  22.5-9.5   (+19-6 =7 )  100.0   +37
 - Amyan 1.62                         2542  22.0-10.0  (+18-6 =8 )  100.0   +10
 - Cerebro 3.03d                      2471  26.5-5.5   (+21-0 =11)  100.0   +29
 - SpiderChess 070603                 2439  25.0-7.0   (+20-2 =10)  100.0   -31


Created in 2005-2013 by CCRL team
Last games added on August 20, 2019