CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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GreKo 13.1 64-bit in CCRL 40/40, 2019-08-17
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:
GreKo 13.1 64-bit has no rank with rating of 2565 Elo points (+30 -30),
based on 347 games: 92 wins, 115 losses and 140 draws
Score: 46.7%, Average opponent: +20.4, Draws: 40.3%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Tucano 5.00 64-bit                2679   9.0-11.0  (+6 -8 =6 )    0.0   +82
 - Djinn 1.021 64-bit                2668   9.0-11.0  (+5 -7 =8 )    0.0   +69
 - RedQueen 1.1.97 64-bit            2660   7.0-13.0  (+3 -9 =8 )    0.0    -2
 - CM9000 Assassin                   2630   5.5-14.5  (+2 -11=7 )    0.0   -85
 - NoraGrace 2.0 64-bit              2625  10.0-12.0  (+6 -8 =8 )    0.0   +30
 - Nebula 2.0 64-bit                 2622   6.0-14.0  (+0 -8 =12)    0.0   -53
 - Zappa 1.1 64-bit                  2615   8.5-11.5  (+3 -6 =11)    0.3    +6
 - Arminius 2015-08-06 64-bit        2604  14.5-5.5   (+9 -0 =11)    1.6  +169
 - Rodin 7.0                         2600   7.0-13.0  (+3 -9 =8 )    2.2   -66
 - Glass 2.0 64-bit                  2597   9.5-10.5  (+6 -7 =7 )    2.8   +14
 - Jellyfish 1.1 64-bit              2580   8.5-11.5  (+4 -7 =9 )   19.1   -29
 - Capivara LK 0.09b02f 64-bit       2568  12.0-10.0  (+6 -4 =12)   42.8   +27
 - JikChess 0.02 64-bit              2556   5.0-5.0   (+4 -4 =2 )   70.6    -9
 - Phalanx XXIV                      2537   9.0-11.0  (+6 -8 =6 )   94.2   -61
 - Fridolin 2.00 64-bit              2530   0.5-1.5   (+0 -1 =1 )   97.9  -191
 - nanoSzachy 4.1 64-bit             2529  12.0-10.0  (+9 -7 =6 )   98.2    -2
 - Shield 1.3.1 64-bit               2510   5.0-3.0   (+4 -2 =2 )   99.9   +28
 - Maverick 1.0 64-bit               2508   1.5-0.5   (+1 -0 =1 )   99.8   +99
 - Delphil 3.2 64-bit                2498   1.0-1.0   (+0 -0 =2 )  100.0   -67
 - JikChess 0.01 64-bit              2488   1.0-1.0   (+0 -0 =2 )  100.0   -77
 - Ghost 2.0.2 64-bit                2484   0.5-1.5   (+0 -1 =1 )  100.0  -223
 - Carballo 1.3                      2462   1.0-1.0   (+0 -0 =2 )  100.0  -103
 - Giraffe 20150908 64-bit           2461   0.5-1.5   (+0 -1 =1 )  100.0  -246
 - Donna 2.1 64-bit                  2460   0.5-0.5   (+0 -0 =1 )  100.0   -74
 - Donna 3.0 64-bit                  2460   0.0-2.0   (+0 -2 =0 )  100.0  -INF
 - Bumblebee 1.0 64-bit              2458   6.5-3.5   (+5 -2 =3 )  100.0    -7
 - Betsabe II 1.47                   2442   0.5-1.5   (+0 -1 =1 )  100.0  -265
 - K2 0.79                           2440   8.0-0.0   (+8 -0 =0 )  100.0  +INF
 - Zurichess Fribourg 64-bit         2440   1.5-0.5   (+1 -0 =1 )  100.0   +17
 - Ares 1.005 64-bit                 2418   1.5-0.5   (+1 -0 =1 )  100.0    +9
 - Bitfoot 1.0.d9aeb43 64-bit        2412   0.0-2.0   (+0 -2 =0 )  100.0  -INF


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019