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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Arasan 21.2 64-bit 4CPU 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:
Arasan 21.2 64-bit 4CPU has no rank with rating of 3207 Elo points (+17 -17),
based on 1031 games: 277 wins, 231 losses and 523 draws
Score: 52.2%, Average opponent: −15.3, Draws: 50.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Andscacs 0.95 64-bit 4CPU          3336  12.0-25.0  (+5 -18=14)    0.0   +13
 - Laser 1.6 64-bit 4CPU              3276  12.0-15.0  (+4 -7 =16)    0.0   +37
 - Schooner 2.0.34 64-bit 4CPU        3276  10.0-17.0  (+1 -8 =18)    0.0    -1
 - Equinox 3.30 64-bit 4CPU           3255  11.0-16.0  (+1 -6 =20)    0.0    +1
 - Chiron 4 64-bit 4CPU               3241  12.5-14.5  (+5 -7 =15)    0.0   +11
 - RofChade 2.0 64-bit 4CPU           3236  37.0-47.0  (+15-25=44)    0.5    -6
 - Critter 1.6a 64-bit 4CPU           3233  13.5-13.5  (+6 -6 =15)    0.3   +24
 - Hannibal 1.7 64-bit 4CPU           3230   9.5-17.5  (+2 -10=15)    1.1   -64
 - NirvanaChess 2.4 64-bit 4CPU       3225  13.0-14.0  (+4 -5 =18)    4.2    +6
 - Texel 1.07 64-bit 4CPU             3207  39.5-46.5  (+17-24=45)   47.2   -25
 - Rybka 4.1 64-bit 4CPU              3206  43.0-42.0  (+17-16=52)   53.0    +3
 - Pedone 1.9 64-bit 4CPU             3194  19.5-17.5  (+12-10=15)   80.8    +3
 - Vajolet2 2.6.1 64-bit 4CPU         3182  44.5-41.5  (+18-15=53)   98.7   -16
 - Senpai 2.0 64-bit 4CPU             3177  46.5-39.5  (+25-18=43)   99.8    -6
 - Nemorino 5.00 64-bit 4CPU          3174  35.0-24.0  (+23-12=24)   99.9   +26
 - Pedone 1.8 64-bit 4CPU             3159  36.0-23.0  (+21-8 =30)  100.0   +17
 - Naum 4.6 64-bit 4CPU               3153  35.0-23.0  (+24-12=22)  100.0   +12
 - Wasp 3.50 64-bit 4CPU              3152  35.5-22.5  (+23-10=25)  100.0   +12
 - Defenchess 1.1f 64-bit 4CPU        3120  37.5-20.5  (+26-9 =23)  100.0    +7
 - Gogobello 2.0 64-bit 4CPU          3018  36.0-13.0  (+28-5 =16)  100.0   -28


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