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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Lozza 1.13 64-bit 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:
Lozza 1.13 64-bit has no rank with rating of 2219 Elo points (+19 -18),
based on 1053 games: 432 wins, 358 losses and 263 draws
Score: 53.5%, Average opponent: −26.4, Draws: 25.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Carballo 1.1 64-bit                2359   9.0-23.0  (+6 -20=6 )    0.0   -26
 - Gibbon 2.60a 64-bit                2332   1.0-9.0   (+0 -8 =2 )    0.0  -214
 - Jazz 840 64-bit                    2317   8.0-23.0  (+3 -18=10)    0.0   -68
 - Nemeton 1.2                        2307  11.5-18.5  (+8 -15=7 )    0.0    +1
 - Fischerle 0.9.65 64-bit            2267  14.0-16.0  (+9 -11=10)    0.0   +25
 - pikoSzachy Extreme                 2258   6.5-3.5   (+5 -2 =3 )   24.7  +135
 - Ant 2006-F                         2236  16.5-13.5  (+12-9 =9 )    4.9   +50
 - Anechka 0.08                       2235  16.5-15.5  (+12-11=9 )    5.6   +29
 - AliChess 4.25                      2229  18.0-13.0  (+14-9 =8 )   16.6   +67
 - OBender 3.2.x                      2224  15.0-17.0  (+10-12=10)   31.0   -16
 - Adam 3.3                           2220  18.5-13.5  (+15-10=7 )   45.5   +58
 - FireFly 2.7.0 64-bit               2208   5.5-4.5   (+4 -3 =3 )   82.3   +29
 - Orion 0.2 64-bit                   2206  12.0-20.0  (+6 -14=12)   84.2   -91
 - Chispa 4.0.3                       2206  18.5-13.5  (+11-6 =15)   89.5   +34
 - Beowulf 2.4a 32-bit                2203  14.5-17.5  (+11-14=7 )   93.5   -52
 - RattateChess 1.0 Nosferatu         2199  14.5-17.5  (+10-13=9 )   96.4   -53
 - NG-Play 9.86 64-bit                2194   5.5-4.5   (+4 -3 =3 )   97.2   +15
 - Shallow 1.0 64-bit                 2192  21.5-10.5  (+19-8 =5 )   98.9  +103
 - Uralochka 1.1b                     2188  14.0-18.0  (+11-15=6 )   99.8   -72
 - Mango Paola Ajedrez 1.0            2184  19.5-12.5  (+15-8 =9 )   99.9   +41
 - Madeleine 0.2                      2183  17.5-14.5  (+14-11=7 )  100.0    -1
 - Atak 6.8                           2183  20.0-12.0  (+18-10=4 )  100.0   +65
 - K2 0.57                            2180  15.0-17.0  (+10-12=10)   99.9   -61
 - Protej 0.5.8c                      2176  14.5-16.5  (+11-13=7 )  100.0   -68
 - Genesis 2.0                        2170  17.0-15.0  (+13-11=8 )  100.0   -30
 - InmiChess3.06N                     2162  20.5-11.5  (+17-8 =7 )  100.0   +48
 - BlackBishop 1.0                    2156  15.5-16.5  (+11-12=9 )  100.0   -74
 - Alarm 0.93.1                       2145  17.0-15.0  (+14-12=6 )  100.0   -50
 - Lime 66                            2143  12.5-18.5  (+9 -15=7 )  100.0  -144
 - ChessKISS 1.7c 64-bit              2135  26.5-5.5   (+24-3 =5 )  100.0  +183
 - Nesik 0.7.0 alpha                  2134  22.0-10.0  (+19-7 =6 )  100.0   +57
 - Fortress 1.62                      2134  21.0-11.0  (+17-7 =8 )  100.0   +28
 - WJChess 1.64                       2131  19.5-12.5  (+17-10=5 )  100.0    -3
 - BikJump 2.01 64-bit                2104  23.5-8.5   (+18-3 =11)  100.0   +44
 - Wing 2.0a                          2101  23.0-9.0   (+19-5 =8 )  100.0   +40
 - Clarabit 1.00 64-bit               2098  18.5-12.5  (+16-10=5 )  100.0   -46


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