CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Cheese 1.5 64-bit in CCRL 40/4, 2019-09-14
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:
Cheese 1.5 64-bit has no rank with rating of 2494 Elo points (+18 -18),
based on 1050 games: 338 wins, 413 losses and 299 draws
Score: 46.4%, Average opponent: +24.1, Draws: 28.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Glass 2.0 64-bit                   2610   7.0-25.0  (+3 -21=8 )    0.0   -91
 - N2 0.4 64-bit                      2590   5.5-4.5   (+3 -2 =5 )    0.0  +127
 - Francesca MAD 0.19                 2581  18.0-24.0  (+11-17=14)    0.0   +38
 - Hamsters 0.7.1                     2578  12.5-19.5  (+9 -16=7 )    0.0    +3
 - Tucano 2.00 64-bit                 2577  18.0-24.0  (+12-18=12)    0.0   +32
 - Atlas 3.25 64-bit                  2570   7.5-24.5  (+3 -20=9 )    0.0  -113
 - Rodin 6.0                          2570  13.0-19.0  (+9 -15=8 )    0.0    +7
 - Petir 4.999999                     2555  13.0-19.0  (+9 -15=8 )    0.0    -6
 - The Baron 2.23 64-bit              2555  13.5-28.5  (+7 -22=13)    0.0   -62
 - Rhetoric 1.1 64-bit                2548  18.5-13.5  (+13-8 =11)    0.0  +105
 - Anaconda 2.0.1                     2546  15.0-17.0  (+9 -11=12)    0.0   +33
 - Rebel Century                      2545  12.5-19.5  (+7 -14=11)    0.0   -25
 - nanoSzachy 4.0 64-bit              2543  20.0-22.0  (+16-18=8 )    0.0   +33
 - Ufim 8.02                          2540  11.0-21.0  (+5 -15=12)    0.0   -54
 - AnMon 5.75                         2539  21.0-20.0  (+15-14=12)    0.0   +56
 - DanaSah 4.88                       2533  14.0-18.0  (+8 -12=12)    0.0    -1
 - Hermann 2.8 64-bit                 2531  15.5-16.5  (+12-13=7 )    0.0   +26
 - Pupsi2 0.09 64-bit                 2529   5.5-4.5   (+4 -3 =3 )    1.2   +66
 - Pepito 1.59.2 64-bit               2521  10.5-20.5  (+5 -15=11)    0.5   -79
 - GreKo 10.3.1                       2508  16.0-16.0  (+12-12=8 )   15.2   +14
 - Little Goliath Evolution 3.12      2505  17.5-14.5  (+12-9 =11)   14.3   +40
 - Green Light Chess 3.01.2.2         2505  22.0-20.0  (+16-14=12)   15.2   +27
 - Yace 0.99.87                       2503  23.0-19.0  (+18-14=10)   18.6   +40
 - Trace 1.37a                        2500  22.5-19.5  (+17-14=11)   29.0   +32
 - NirvanaChess 1.1 64-bit            2499  11.5-20.5  (+9 -18=5 )   34.6  -103
 - Tao 5.6                            2486   5.5-4.5   (+5 -4 =1 )   79.8   +29
 - Murka 2 64-bit                     2481  19.5-22.5  (+13-16=13)   88.2   -38
 - Cheese 1.4 64-bit                  2476   6.5-3.5   (+4 -1 =5 )   94.2   +75
 - Mephisto Gideon Professional       2474  13.0-18.0  (+9 -14=8 )   97.3   -75
 - pikoSzachy 4.0                     2456   6.0-4.0   (+4 -2 =4 )  100.0   +29
 - Sjakk 2.0 64-bit                   2455   6.0-4.0   (+5 -3 =2 )   99.9   +40
 - Abrok 5.0                          2435   7.5-2.5   (+6 -1 =3 )  100.0  +115
 - Gaia 3.5 64-bit                    2425   5.0-5.0   (+3 -3 =4 )  100.0   -69
 - Delphil 3.0 64-bit                 2423  20.5-11.5  (+15-6 =11)  100.0   +25
 - Quark 2.35                         2423   8.0-2.0   (+8 -2 =0 )  100.0  +212
 - Snitch 1.6.2 32-bit                2418   3.5-5.5   (+3 -5 =1 )  100.0  -166
 - Absolute Zero 2.4.0.0 64-bit       2259  22.5-9.5   (+19-6 =7 )  100.0   -86


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019