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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Defenchess 2.0 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:
Defenchess 2.0 64-bit has no rank with rating of 3192 Elo points (+41 -40),
based on 188 games: 80 wins, 25 losses and 83 draws
Score: 64.6%, Average opponent: −89.8, Draws: 44.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Pedone 1.9 64-bit                  3132   8.0-4.0   (+5 -1 =6 )   99.7   +35
 - Arasan 21.3 64-bit                 3132   7.5-2.5   (+5 -0 =5 )   99.7   +87
 - NirvanaChess 2.4 64-bit            3129   7.5-3.5   (+4 -0 =7 )   99.9   +35
 - Vajolet2 2.7 64-bit                3128   5.5-6.5   (+3 -4 =5 )   99.8   -91
 - RubiChess 1.5 64-bit               3123   6.5-5.5   (+4 -3 =5 )   99.9   -44
 - Nemorino 5.00 64-bit               3117   8.0-4.0   (+6 -2 =4 )  100.0   +34
 - Texel 1.07 64-bit                  3113  10.0-2.0   (+8 -0 =4 )  100.0  +153
 - Hannibal 1.7 64-bit                3110   8.5-3.5   (+7 -2 =3 )  100.0   +66
 - Rybka 4.1 64-bit                   3109   6.5-5.5   (+4 -3 =5 )  100.0   -58
 - Demolito 2019-05-05 64-bit         3092   7.0-5.0   (+6 -4 =2 )  100.0   -33
 - Protector 1.9.0 64-bit             3084   5.0-7.0   (+1 -3 =8 )  100.0  -151
 - Senpai 2.0 64-bit                  3084   6.5-5.5   (+2 -1 =9 )  100.0   -88
 - iCE 3.0 64-bit                     3081   9.0-3.0   (+6 -0 =6 )  100.0   +40
 - chess22k 1.12 64-bit               3080   8.0-4.0   (+4 -0 =8 )  100.0   -25
 - Wasp 3.60 64-bit                   3078   8.0-3.0   (+6 -1 =4 )  100.0   +41
 - ChessBrainVB 3.72                  3048  10.0-2.0   (+9 -1 =2 )  100.0  +124


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