CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

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Isa 2.0.83 64-bit in CCRL 40/40, 2019-10-12
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://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Isa 2.0.83 64-bit has no rank with rating of 2373 Elo points (+48 -48),
based on 148 games: 48 wins, 56 losses and 44 draws
Score: 47.3%, Average opponent: +16.6, Draws: 29.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - KnightX 1.95 64-bit                2449   2.5-3.5   (+2 -3 =1 )    3.4   +10
 - Axolotl 1.8 64-bit                 2446   3.0-7.0   (+1 -5 =4 )    0.3   -53
 - Bumblebee 1.0.36898e1 64-bit       2446   3.5-0.5   (+3 -0 =1 )    0.3  +359
 - Tunguska 1.1 64-bit                2440   4.5-9.5   (+3 -8 =3 )    0.6   -62
 - Teki 2 64-bit                      2440   3.5-0.5   (+3 -0 =1 )    0.4  +347
 - Cmcchess 2.6 64-bit                2420   0.5-1.5   (+0 -1 =1 )    3.3  -109
 - RomiChess P3n 64-bit               2416   7.5-6.5   (+5 -4 =5 )    4.4   +67
 - Gaia 3.5 64-bit                    2412   2.5-1.5   (+2 -1 =1 )    7.2  +120
 - KnightDreamer 3.3                  2405   2.0-4.0   (+1 -3 =2 )   12.7   -79
 - Myrddin 0.87 64-bit                2396   3.5-2.5   (+2 -1 =3 )   17.5   +75
 - Popochin 4.1 64-bit                2392   1.0-3.0   (+0 -2 =2 )   22.9  -130
 - Ares GB 64-bit                     2387   3.5-2.5   (+3 -2 =1 )   29.0   +71
 - Galjoen 0.39 64-bit                2386   4.5-5.5   (+3 -4 =3 )   29.5   -22
 - Zevra 2.1.1 r216 64-bit            2379   5.5-4.5   (+4 -3 =3 )   40.0   +47
 - Thor's Hammer 2.28 32-bit          2378   1.0-1.0   (+1 -1 =0 )   42.1    +5
 - Barbarossa 0.6.0 64-bit            2373   3.0-3.0   (+2 -2 =2 )   49.7    +7
 - Googleplex Starthinker 1.6 64-bit  2372   2.0-2.0   (+1 -1 =2 )   50.6    +8
 - Waxman 2017                        2369   4.0-4.0   (+3 -3 =2 )   54.8    -4
 - Plisk 0.2.7d 64-bit                2361   1.0-1.0   (+0 -0 =2 )   67.2   -12
 - KnightX 1.94 64-bit                2350   3.0-1.0   (+3 -1 =0 )   80.0  +201
 - Napoleon 1.8 64-bit                2338   1.5-2.5   (+1 -2 =1 )   90.7  -130
 - FireFly 2.7.2 64-bit               2331   2.5-5.5   (+2 -5 =1 )   94.9  -188
 - Googleplex Starthinker 1.4 64-bit  2320   2.5-3.5   (+2 -3 =1 )   97.9  -112
 - Clever Girl r185 64-bit            2166   2.0-2.0   (+1 -1 =2 )  100.0  -207


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019