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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Arasan 21.1 64-bit 4CPU 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:
Arasan 21.1 64-bit 4CPU has no rank with rating of 3167 Elo points (+27 -27),
based on 383 games: 82 wins, 73 losses and 228 draws
Score: 51.2%, Average opponent: −7.9, Draws: 59.5%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit 4CPU           3431   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Fizbo 2 64-bit 4CPU               3276   0.5-0.5   (+0 -0 =1 )    0.0   +78
 - Booot 6.3.1 64-bit 4CPU           3260   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Xiphos 0.4 64-bit 4CPU            3250   4.0-10.0  (+0 -6 =8 )    0.0   -40
 - Laser 1.6 64-bit 4CPU             3217   8.5-7.5   (+2 -1 =13)    0.1   +66
 - Andscacs 0.88 64-bit 4CPU         3210   8.0-8.0   (+3 -3 =10)    1.8   +38
 - Schooner 2.0.34 64-bit 4CPU       3200  22.0-26.0  (+10-14=24)    2.1    +6
 - Chiron 4 64-bit 4CPU              3191   9.0-7.0   (+4 -2 =10)    5.0   +60
 - NirvanaChess 2.4 64-bit 4CPU      3180   8.5-7.5   (+3 -2 =11)   18.8   +28
 - Gull 3 64-bit 4CPU                3180   7.5-8.5   (+2 -3 =11)   18.2    -2
 - Fizbo 1.8 64-bit 4CPU             3179   7.5-8.5   (+3 -4 =9 )   23.7    -6
 - Equinox 3.20 64-bit 4CPU          3175   8.5-7.5   (+2 -1 =13)   30.0   +24
 - RofChade 2.0 64-bit 4CPU          3175   7.0-9.0   (+2 -4 =10)   31.3   -27
 - ChessBrainVB 3.72 4CPU            3172   1.5-2.5   (+0 -1 =3 )   40.1   -54
 - Booot 6.1 64-bit 4CPU             3167   7.0-9.0   (+3 -5 =8 )   49.8   -36
 - Fritz 15 64-bit 4CPU              3161   9.5-6.5   (+5 -2 =9 )   64.8   +47
 - Hannibal 1.7 64-bit 4CPU          3154   8.5-7.5   (+5 -4 =7 )   79.3    +4
 - Nemorino 5.00 64-bit 4CPU         3152   9.5-6.5   (+4 -1 =11)   80.8   +33
 - Critter 1.4 64-bit 4CPU           3145   9.0-7.0   (+5 -3 =8 )   90.5   +14
 - Pedone 1.8 64-bit 4CPU            3144   7.5-6.5   (+3 -2 =9 )   86.3    -2
 - Vajolet2 2.6.1 64-bit 4CPU        3136   6.5-7.5   (+1 -2 =11)   96.5   -52
 - Rybka 3 64-bit 4CPU               3123   7.5-6.5   (+2 -1 =11)   99.8   -27
 - Stockfish 1.8 64-bit 4CPU         3107   9.0-5.0   (+5 -1 =8 )  100.0   +18
 - Sting SF 9 64-bit 4CPU            3096   7.0-7.0   (+4 -4 =6 )   99.9   -71
 - Wasp 3.0 64-bit 4CPU              3061   8.0-8.0   (+3 -3 =10)  100.0  -103
 - Demolito 2018-10-29 64-bit 4CPU   3051   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - iCE 3.0 64-bit                    3041  10.5-5.5   (+7 -2 =7 )  100.0   -32
 - Pirarucu 2.7.4 64-bit 4CPU        3021   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Monolith 1.0 64-bit 4CPU          2854   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Delocto 0.6 64-bit                2577   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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