CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Colossus 2007b in CCRL 40/4, 2019-07-20
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:
Colossus 2007b has no rank with rating of 2570 Elo points (+21 -21),
based on 765 games: 245 wins, 289 losses and 231 draws
Score: 47.1%, Average opponent: +20.4, Draws: 30.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Spike 1.2 Turin                    2731   9.5-22.5  (+4 -17=11)    0.0   +26
 - Naum 2.0 32-bit                    2700  11.5-20.5  (+7 -16=9 )    0.0   +32
 - Alaric 707                         2663  13.5-18.5  (+7 -12=13)    0.0   +45
 - Glaurung 1.2.1 32-bit              2657  10.5-21.5  (+6 -17=9 )    0.0   -34
 - Scorpio 2.0 32-bit                 2656  12.0-20.0  (+9 -17=6 )    0.0    -8
 - Alaric 704                         2618  12.0-19.0  (+6 -13=12)    0.0   -24
 - Delfi 5.1                          2615  13.5-18.5  (+9 -14=9 )    0.0    -8
 - Slow Chess Blitz WV2.1             2614  18.0-14.0  (+11-7 =14)    0.0   +83
 - Delfi 5.2                          2609  16.0-16.0  (+12-12=8 )    0.1   +40
 - WildCat 7                          2606  15.0-16.0  (+11-12=8 )    0.1   +27
 - Pharaon 3.5.1                      2603  14.5-17.5  (+12-15=5 )    0.2    -4
 - Movei 00.8.423                     2591  11.5-20.5  (+6 -15=11)    9.7   -71
 - List 5.12                          2591  10.0-22.0  (+4 -16=12)    3.9  -101
 - Chiron 0.8.7                       2583  20.5-11.5  (+17-8 =7 )   18.4  +113
 - Movei 00.8.421                     2568  12.0-20.0  (+8 -16=8 )   55.0   -91
 - Petir 4.39                         2566  17.5-14.5  (+11-8 =13)   64.0   +26
 - Movei 00.8.418 (10 10 10)          2564  14.5-17.5  (+10-13=9 )   66.2   -39
 - Booot 4.13.1                       2564  19.5-12.5  (+15-8 =9 )   70.0   +72
 - Movei 00.8.418                     2551  17.5-14.5  (+13-10=9 )   88.7   +12
 - Movei 00.8.403 (10 10 10)          2551  14.0-18.0  (+10-14=8 )   88.4   -64
 - Movei 00.8.418 (3 7 10)            2548  20.0-12.0  (+16-8 =8 )   92.2   +65
 - Frenzee 2.0                        2532  16.0-16.0  (+12-12=8 )   97.5   -36
 - Hamsters 0.4                       2447  19.5-12.5  (+13-6 =13)  100.0   -48
 - SpiderChess 070603                 2439  22.0-9.0   (+16-3 =12)  100.0    +4


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