CCRL 40/4
Downloads and Statistics
July 6, 2019
Testing summary:
Total: 2'062'148 games
played by 2'380 programs
27711 CPU days (X2 4600+)

White wins: 801'254 (38.9%)
Black wins: 648'494 (31.4%)
Draws: 612'400 (29.7%)
White score: 53.7%

Engine Details

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Zevra 2.1.1 r216 64-bit in CCRL 40/4, 2019-07-06
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:
Zevra 2.1.1 r216 64-bit has no rank with rating of 2378 Elo points (+18 -18),
based on 1156 games: 387 wins, 528 losses and 241 draws
Score: 43.9%, Average opponent: +45.3, Draws: 20.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Pupsi2 0.09 64-bit                 2529  10.0-20.0  (+8 -18=4 )    0.0   +21
 - Jumbo 0.6.96 64-bit                2490  16.5-23.5  (+12-19=9 )    0.0   +48
 - Jumbo 0.6.66 64-bit                2464  13.0-27.0  (+8 -22=10)    0.0   -39
 - Anatoli 0.35k                      2454  16.5-15.5  (+15-14=3 )    0.0   +87
 - LittleThought 1.052 64-bit         2453  15.0-17.0  (+12-14=6 )    0.0   +51
 - Matacz 1.4                         2446  17.5-14.5  (+14-11=7 )    0.0  +106
 - Lozza 1.18 64-bit                  2443  14.0-18.0  (+12-16=4 )    0.0   +14
 - Ares 1.005.2 64-bit                2440  10.5-21.5  (+7 -18=7 )    0.0   -65
 - SpiderChess 070603                 2440  14.0-18.0  (+10-14=8 )    0.0   +18
 - MadChess 2.2 64-bit                2437  13.5-18.5  (+12-17=3 )    0.0    -3
 - LambChop 10.99                     2435  16.0-16.0  (+13-13=6 )    0.0   +55
 - King of Kings 2.56                 2434  16.0-15.0  (+13-12=6 )    0.0   +65
 - Abrok 5.0                          2434  11.0-21.0  (+9 -19=4 )    0.0   -70
 - Nemeton 1.8                        2433  15.5-16.5  (+12-13=7 )    0.0   +44
 - Eeyore 1.52 64-bit                 2427  20.0-12.0  (+16-8 =8 )    0.0  +137
 - Nejmet 3.07                        2426  13.5-21.5  (+11-19=5 )    0.0   -41
 - Gaia 3.5 64-bit                    2425  12.0-24.0  (+11-23=2 )    0.0   -96
 - Quark 2.35                         2424  15.5-21.5  (+10-16=11)    0.0    -9
 - Snitch 1.6.2 32-bit                2419  12.5-19.5  (+8 -15=9 )    0.0   -38
 - Dragon 4.6                         2419  18.5-16.5  (+15-13=7 )    0.0   +63
 - Hussar 0.4                         2419  13.5-21.5  (+8 -16=11)    0.0   -38
 - RomiChess P3n 64-bit               2417  13.5-17.5  (+12-16=3 )    0.0   -15
 - Simplex 0.9.8 64-bit               2410  12.5-22.5  (+9 -19=7 )    0.1   -68
 - Taltos rev118 64-bit               2407  16.0-16.0  (+11-11=10)    1.5   +30
 - OliThink 5.3.2 64-bit              2402  17.5-19.5  (+12-14=11)    1.4    +4
 - Ifrit m1.8 64-bit                  2401  15.5-19.5  (+10-14=11)    1.2   -18
 - TJchess 1.3 64-bit                 2399   9.5-27.5  (+7 -25=5 )    3.2  -171
 - KnightDreamer 3.3                  2395  14.5-21.5  (+8 -15=13)    5.3   -44
 - Bearded N44.5 64-bit               2391  19.5-16.5  (+17-14=5 )   14.2   +45
 - PostModernist 1016                 2389  18.0-20.0  (+11-13=14)   12.8    -5
 - Axolotl 1.8 64-bit                 2387  15.5-16.5  (+13-14=5 )   22.3    -3
 - Typhoon 1.00-358 64-bit            2384  15.5-19.5  (+12-16=7 )   34.0   -36
 - Giraffe 20161023 64-bit            2369  21.5-15.5  (+19-13=5 )   78.4   +56
 - WChess 1.06                        2366  14.0-18.0  (+10-14=8 )   80.4   -57


Created in 2005-2013 by CCRL team
Last games added on July 6, 2019