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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Googleplex Starthinker 1.4 64-bit 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:
Googleplex Starthinker 1.4 64-bit is #288 with rating of 2289 Elo points (+18 -17),
based on 1303 games: 683 wins, 353 losses and 267 draws
Score: 62.7%, Average opponent: −97.4, Draws: 20.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Tunguska 1.1 64-bit                2445   2.5-7.5   (+1 -6 =3 )    0.0   -15
 - Taltos rev118 64-bit               2406  10.0-22.0  (+6 -18=8 )    0.0   -15
 - WChess 1.06                        2366  11.0-21.0  (+8 -18=6 )    0.0   -40
 - Amateur 2.82                       2351  25.0-28.0  (+16-19=18)    0.0   +41
 - Arion 1.7                          2332  28.5-23.5  (+23-18=11)    0.0   +76
 - KnightX 1.94 64-bit                2322  13.0-19.0  (+10-16=6 )    0.6   -35
 - KnightX 1.93 64-bit                2318  13.5-18.5  (+12-17=3 )    1.2   -34
 - Dumb 1.3 64-bit                    2272  19.5-12.5  (+15-8 =9 )   90.8   +59
 - Robocide 0.4 64-bit                2253  20.0-12.0  (+19-11=2 )   99.9   +68
 - SpaceDog 0.97.7 64-bit             2240  18.5-13.5  (+13-8 =11)  100.0    +3
 - Anechka 0.08                       2235  34.5-17.5  (+28-11=13)  100.0   +62
 - AliChess 4.25                      2229  30.0-23.0  (+26-19=8 )  100.0    -9
 - Adam 3.3                           2220  29.5-23.5  (+24-18=11)  100.0   -27
 - Buzz 0.08 64-bit                   2214  31.0-22.0  (+26-17=10)  100.0   -11
 - Madeleine 0.2                      2183  19.0-10.0  (+16-7 =6 )  100.0    +8
 - Atak 6.8                           2183  19.0-10.0  (+17-8 =4 )  100.0   +18
 - Blitzkrieg rev337 64-bit           2157  19.5-12.5  (+15-8 =9 )  100.0   -58
 - NagaSkaki 5.12                     2154  21.0-11.0  (+18-8 =6 )  100.0   -19
 - Alarm 0.93.1                       2145  33.0-20.0  (+27-14=12)  100.0   -54
 - Lime 66                            2143  25.0-4.0   (+23-2 =4 )  100.0  +162
 - Tunguska 1.0 64-bit                2142  21.5-10.5  (+17-6 =9 )  100.0   -29
 - Sunsetter 10.3 64-bit              2141  22.5-9.5   (+20-7 =5 )  100.0   +11
 - Tiny Chess 1.46 64-bit             2136  24.5-4.5   (+22-2 =5 )  100.0  +124
 - ChessKISS 1.7c 64-bit              2135  19.5-12.5  (+14-7 =11)  100.0   -81
 - Fortress 1.62                      2134  23.5-5.5   (+21-3 =5 )  100.0   +90
 - Nesik 0.7.0 alpha                  2134  24.5-7.5   (+22-5 =5 )  100.0   +56
 - WJChess 1.64                       2131  21.5-10.5  (+17-6 =9 )  100.0   -38
 - Merlin 2.3.1                       2125  19.5-8.5   (+17-6 =5 )  100.0   -13
 - Hedgehog 1.814 64-bit              2124  20.0-10.0  (+18-8 =4 )  100.0   -33
 - Prophet3 20180811 64-bit           2119  24.5-7.5   (+22-5 =5 )  100.0   +42
 - Embla 1.0.3 64-bit                 2115  22.0-10.0  (+19-7 =6 )  100.0   -32
 - Alf 1.09 64-bit                    2109  23.5-8.5   (+21-6 =5 )  100.0    +5
 - BikJump 2.01 64-bit                2104  25.0-7.0   (+21-3 =8 )  100.0   +22
 - Wing 2.0a                          2101  21.0-11.0  (+18-8 =6 )  100.0   -71
 - Clarabit 1.00 64-bit               2098  25.0-7.0   (+21-3 =8 )  100.0   +15
 - Embla 2.0.1 64-bit                 2066  24.5-15.5  (+21-12=7 )  100.0  -136
 - Leonidas 83 64-bit                 2005   4.0-1.0   (+4 -1 =0 )  100.0    -7
 - Gullydeckel 2.16pl1                1992  22.0-8.0   (+21-7 =2 )  100.0   -95
 - Elephant 1.06                      1989   5.0-1.0   (+4 -0 =2 )  100.0   -67


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