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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Hedgehog 1.813 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:
Hedgehog 1.813 64-bit is #345-346 with rating of 2143 Elo points (+35 -34),
based on 316 games: 152 wins, 112 losses and 52 draws
Score: 56.3%, Average opponent: −50.3, Draws: 16.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Beowulf 2.4a 32-bit                2203  15.0-25.0  (+11-21=8 )    0.1   -33
 - Alarm 0.93.1                       2144  20.5-19.5  (+16-15=9 )   45.9   +13
 - WJChess 1.64                       2131  18.0-22.0  (+14-18=8 )   73.8   -48
 - AdroitChess 0.4                    2087  21.0-17.0  (+18-14=6 )   99.8   -15
 - Gunborg 1.35 64-bit                2066  26.0-14.0  (+23-11=6 )  100.0   +41
 - RDChess 3.23                       2046  24.5-13.5  (+22-11=5 )  100.0   +14
 - Ax 0.8                             2041  23.5-16.5  (+21-14=5 )  100.0   -32
 - Bestia 0.90                        2021  29.5-10.5  (+27-8 =5 )  100.0   +69


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