CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Scorpio 2.8 64-bit 4CPU in CCRL 40/40, 2019-09-14
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:
Scorpio 2.8 64-bit 4CPU is #54 with rating of 2984 Elo points (+25 -25),
based on 472 games: 124 wins, 125 losses and 223 draws
Score: 49.9%, Average opponent: −0.6, Draws: 47.2%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Wasp 3.50 64-bit 4CPU             3101  13.5-24.5  (+2 -13=23)    0.0   +36
 - RubiChess 1.3 64-bit 4CPU         3065  12.0-30.0  (+6 -24=12)    0.0   -70
 - Rodent III 0.276 64-bit 4CPU      3060   2.5-3.5   (+1 -2 =3 )    0.0   +29
 - Hiarcs 14 4CPU                    3054   3.0-3.0   (+1 -1 =4 )    0.0   +76
 - Demolito 2018-10-29 64-bit 4CPU   3052   8.5-7.5   (+5 -4 =7 )    0.1   +93
 - Amoeba 3.0 64-bit 4CPU            3052  11.5-18.5  (+2 -9 =19)    0.0     0
 - Bobcat 8.0 64-bit 4CPU            3026   3.0-3.0   (+2 -2 =2 )    0.8   +42
 - Pirarucu 2.7.4 64-bit 4CPU        3021  25.0-23.0  (+13-11=24)    1.1   +46
 - Crafty 25.2 64-bit 4CPU           3014  15.5-14.5  (+8 -7 =15)    2.6   +39
 - Cheng 4.39 64-bit 4CPU            3010  13.0-23.0  (+5 -15=16)    4.5   -59
 - Winter 0.5 64-bit 4CPU            2961   5.0-5.0   (+2 -2 =6 )   89.6   -23
 - Toga II 4.0 64-bit 4CPU           2958  18.0-12.0  (+12-6 =12)   95.2   +35
 - Lc0 0.20.1 w11258 64-bit          2951   8.0-2.0   (+7 -1 =2 )   93.0  +201
 - Tucano 7.07 64-bit 4CPU           2943   9.5-6.5   (+4 -1 =11)   96.8   +10
 - The Baron 3.44 64-bit 4CPU        2939   4.5-5.5   (+2 -3 =5 )   99.2   -72
 - Marvin 3.2.0 64-bit 4CPU          2922  25.5-18.5  (+15-8 =21)  100.0   -14
 - Gogobello 2.0 64-bit 4CPU         2915  16.0-14.0  (+8 -6 =16)  100.0   -49
 - Monolith 1.0 64-bit 4CPU          2854  18.5-13.5  (+10-5 =17)  100.0   -83
 - Shield 2.1 64-bit 4CPU            2841  23.0-9.0   (+19-5 =8 )  100.0   +15


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