CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Cheese 1.5 64-bit in CCRL 40/40, 2019-09-14
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Cheese 1.5 64-bit has no rank with rating of 2519 Elo points (+27 -27),
based on 458 games: 148 wins, 139 losses and 171 draws
Score: 51.0%, Average opponent: −7.3, Draws: 37.3%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - iCE 1.0 64-bit                    2706   4.0-6.0   (+2 -4 =4 )    0.0  +124
 - Vajolet 2.03                      2661   7.5-12.5  (+5 -10=5 )    0.0   +47
 - Atlas 3.50 64-bit                 2660   1.5-8.5   (+0 -7 =3 )    0.0  -108
 - Alfil 13.1 64-bit                 2629   4.5-3.5   (+4 -3 =1 )    0.0  +155
 - Tucano 3.00 64-bit                2620   3.0-7.0   (+0 -4 =6 )    0.0   -10
 - Andscacs 0.62u 64-bit             2616   1.0-3.0   (+0 -2 =2 )    0.0   -59
 - Glass 2.0 64-bit                  2598   2.5-5.5   (+2 -5 =1 )    0.0   -73
 - Tucano 2.00 64-bit                2573   5.0-5.0   (+3 -3 =4 )    0.4   +54
 - DanaSah 5.07                      2570  11.5-10.5  (+6 -5 =11)    0.1   +61
 - Arminius 2013-08-10 64-bit        2565   1.0-3.0   (+0 -2 =2 )    1.3  -103
 - Francesca MAD 0.19                2558   2.0-2.0   (+1 -1 =2 )    0.6   +39
 - Capivara LK 0.09b02c 64-bit       2557   9.5-10.5  (+6 -7 =7 )    1.2   +20
 - Arasan 12.0 64-bit                2556   4.5-5.5   (+2 -3 =5 )    1.9   +13
 - Rodin 6.0                         2551   9.5-12.5  (+3 -6 =13)    3.7    -8
 - NirvanaChess 1.1 64-bit           2549   6.0-8.0   (+4 -6 =4 )    4.9   -18
 - nanoSzachy 4.0 64-bit             2546   4.5-7.5   (+1 -4 =7 )    4.6   -41
 - Rhetoric 1.1 64-bit               2542   1.5-2.5   (+0 -1 =3 )   14.0   -44
 - GreKo 12.0 64-bit                 2541   8.5-5.5   (+7 -4 =3 )   11.4  +101
 - Crafty 20.14 32-bit               2517   2.0-0.0   (+2 -0 =0 )   53.9  +INF
 - GreKo 10.3.1 64-bit               2516   8.0-6.0   (+5 -3 =6 )   55.9   +40
 - DanaSah 5.06                      2516   5.5-4.5   (+2 -1 =7 )   54.6   +28
 - GreKo 10.2 64-bit                 2502  14.5-14.5  (+10-10=9 )   78.8   -17
 - Pupsi2 0.09                       2497  14.0-16.0  (+10-12=8 )   91.1   -43
 - Pepito 1.59 64-bit                2493   5.0-5.0   (+3 -3 =4 )   94.7   -21
 - Delphil 3.0 64-bit                2491   3.5-1.5   (+3 -1 =1 )   89.9  +113
 - Delphil 3.1 64-bit                2477   8.5-7.5   (+4 -3 =9 )   98.7   -23
 - Pawny 0.3 32-bit                  2461   4.5-5.5   (+2 -3 =5 )   99.7   -89
 - Delphil 2.6b                      2435   6.0-2.0   (+4 -0 =4 )  100.0   +65
 - Betsabe II 1.30 64-bit            2425  17.5-8.5   (+14-5 =7 )  100.0   +25
 - Shallow r688 64-bit               2413   4.0-4.0   (+2 -2 =4 )  100.0  -106
 - Ifrit m1.8 64-bit                 2412   9.0-3.0   (+7 -1 =4 )  100.0   +60
 - Sjakk 2.0 64-bit                  2403   9.5-6.5   (+7 -4 =5 )  100.0   -57
 - Rhetoric 1.0 64-bit               2400   5.5-4.5   (+4 -3 =3 )  100.0   -87
 - RomiChess P3L 64-bit              2400   4.0-4.0   (+4 -4 =0 )  100.0  -119
 - Tigran 2.4n 64-bit                2399   7.5-4.5   (+6 -3 =3 )  100.0   -28
 - Jazz 721 64-bit                   2385   5.5-2.5   (+4 -1 =3 )  100.0   -13
 - iCE 0.2                           2372   6.5-3.5   (+5 -2 =3 )  100.0   -42
 - TJchess 1.1 64-bit                2364   3.5-0.5   (+3 -0 =1 )  100.0  +127
 - Myrddin 0.86 64-bit               2359   2.0-2.0   (+1 -1 =2 )  100.0  -160


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