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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Gibbon 2.60a 64-bit 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:
Gibbon 2.60a 64-bit is #269-271 with rating of 2332 Elo points (+18 -18),
based on 1178 games: 399 wins, 519 losses and 260 draws
Score: 44.9%, Average opponent: +37.4, Draws: 22.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Eeyore 1.52 64-bit                 2427  12.5-19.5  (+9 -16=7 )    0.0   +12
 - Gaia 3.5 64-bit                    2425   9.5-22.5  (+5 -18=9 )    0.0   -50
 - Ares 1.005 64-bit                  2424   9.0-22.0  (+6 -19=6 )    0.0   -65
 - Hussar 0.4                         2419  14.0-18.0  (+10-14=8 )    0.0   +39
 - Dragon 4.6                         2417   8.0-24.0  (+5 -21=6 )    0.0  -108
 - RomiChess P3L 64-bit               2412  12.5-18.5  (+11-17=3 )    0.0    +1
 - Simplex 0.9.8 64-bit               2410  15.0-17.0  (+13-15=4 )    0.0   +57
 - Ifrit m1.8 64-bit                  2403  12.5-19.5  (+9 -16=7 )    0.0    -7
 - OliThink 5.3.2 64-bit              2402  11.0-21.0  (+7 -17=8 )    0.0   -39
 - PostModernist 1016                 2389  13.0-19.0  (+8 -14=10)    0.0    -2
 - Leila 0.53h                        2387   8.5-23.5  (+7 -22=3 )    0.0  -143
 - Amy 0.87b                          2385   9.5-22.5  (+6 -19=7 )    0.0   -94
 - Capture R01                        2384  11.0-21.0  (+5 -15=12)    0.0   -52
 - Gosu 0.16                          2382  18.5-13.5  (+12-7 =13)    0.0  +101
 - Myrddin 0.87 64-bit                2380  10.5-20.5  (+9 -19=3 )    0.0   -84
 - Comet B68                          2377  13.5-18.5  (+11-16=5 )    0.0   -17
 - Der Bringer 1.9                    2374  17.0-15.0  (+13-11=8 )    0.0   +67
 - Patzer 3.80                        2374  10.5-19.5  (+9 -18=3 )    0.0   -84
 - Jazz 721 64-bit                    2374  15.5-15.5  (+12-12=7 )    0.0   +42
 - Muse 0.899b                        2371  18.5-3.5   (+17-2 =3 )    0.0  +326
 - Phalanx XXIII beta                 2370  17.0-15.0  (+13-11=8 )    0.1   +58
 - Terra 3.4                          2368  11.0-21.0  (+7 -17=8 )    0.0   -74
 - Myrddin 0.86 64-bit                2366  21.0-11.0  (+16-6 =10)    0.2  +140
 - The Crazy Bishop 0052              2363  15.5-16.5  (+12-13=7 )    0.1   +20
 - Maverick 0.60 64-bit               2363  12.5-19.5  (+9 -16=7 )    0.9   -50
 - Amateur 2.82                       2351  13.5-18.5  (+9 -14=9 )    2.5   -33
 - Alex 2.14a 64-bit                  2347  18.0-14.0  (+16-12=4 )    6.7   +63
 - Tigran 2.4n 64-bit                 2346  16.5-15.5  (+13-12=7 )    8.7   +26
 - Plisk 0.2.7d 64-bit                2343  18.0-14.0  (+14-10=8 )   14.3   +54
 - Horizon 4.4                        2342  18.5-13.5  (+15-10=7 )   16.6   +67
 - Queen 4.03                         2337  18.5-13.5  (+16-11=5 )   32.3   +67
 - Waxman 2014                        2332  14.0-18.0  (+9 -13=10)   52.0   -45
 - EveAnn 1.72                        2328  17.0-15.0  (+11-9 =12)   63.2   +14
 - CyberPagno 2.2 64-bit              2321  13.0-19.0  (+9 -15=8 )   82.8   -77
 - Mediocre 0.5 64-bit                2320  13.5-18.5  (+12-17=3 )   87.1   -77
 - Jumbo 0.4.17 64-bit                2312  15.5-16.5  (+11-12=9 )   94.3   -31
 - NoraGrace 1.0 64-bit               2293  17.0-15.0  (+15-13=4 )   99.9   -12
 - Lozza 1.13 64-bit                  2219   9.0-1.0   (+8 -0 =2 )  100.0  +214


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