CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Amoeba 3.0 64-bit 4CPU in CCRL 40/4, 2019-07-20
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:
Amoeba 3.0 64-bit 4CPU is #50 with rating of 3050 Elo points (+27 -26),
based on 443 games: 157 wins, 104 losses and 182 draws
Score: 56.0%, Average opponent: −37.8, Draws: 41.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - iCE 3.0 64-bit                     3081  14.0-20.0  (+7 -13=14)    1.3   -24
 - Cheng 4.39 64-bit 4CPU             3065  17.0-17.0  (+10-10=14)   15.7   +15
 - Bobcat 8.0 64-bit 4CPU             3055  18.5-16.5  (+11-9 =15)   35.8   +21
 - Spike 1.4 Leiden 4CPU              3037  17.0-17.0  (+9 -9 =16)   81.1   -13
 - SmarThink 1.98 64-bit              3034  15.0-17.0  (+9 -11=12)   85.7   -36
 - Spark 1.0 64-bit 4CPU              3029  21.5-12.5  (+14-5 =15)   93.2   +62
 - Deuterium 2019.1.36.50 64-bit      3000  20.5-13.5  (+15-8 =11)   99.9   +17
 - Tucano 7.00 64-bit 4CPU            2995  20.5-14.5  (+13-7 =15)  100.0    -3
 - The Baron 3.44 64-bit 4CPU         2994  23.0-12.0  (+16-5 =14)   99.9   +43
 - Scorpio 2.8 64-bit 4CPU            2994  20.5-14.5  (+14-8 =13)  100.0    -1
 - Gaviota 1.0 64-bit 4CPU            2971  21.0-14.0  (+12-5 =18)  100.0   -20
 - Zappa Mexico II 64-bit 4CPU        2970  21.0-12.0  (+15-6 =12)  100.0    +6
 - Crafty 25.2 64-bit                 2933  18.5-14.5  (+12-8 =13)  100.0   -77


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019