CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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GreKo 9.8 64-bit in CCRL 40/4, 2019-12-07
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
GreKo 9.8 64-bit has no rank with rating of 2475 Elo points (+17 -18),
based on 1145 games: 385 wins, 433 losses and 327 draws
Score: 47.9%, Average opponent: +16.1, Draws: 28.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Glass 2.0 64-bit                   2610  12.0-19.0  (+8 -15=8 )    0.0   +51
 - Atlas 3.25 64-bit                  2570  11.5-20.5  (+8 -17=7 )    0.0   -10
 - Petir 4.999999                     2555  14.5-15.5  (+10-11=9 )    0.0   +69
 - The Baron 2.23 64-bit              2555  14.5-17.5  (+11-14=7 )    0.0   +44
 - Anaconda 2.0.1                     2546  13.5-18.5  (+9 -14=9 )    0.0   +14
 - Rebel Century                      2545  13.5-18.5  (+11-16=5 )    0.0   +10
 - nanoSzachy 4.0 64-bit              2543  16.0-16.0  (+10-10=12)    0.0   +65
 - Ufim 8.02                          2540  11.5-20.5  (+8 -17=7 )    0.0   -41
 - AnMon 5.75                         2539  13.0-19.0  (+9 -15=8 )    0.0    -1
 - Rodin 5.1                          2538  13.5-18.5  (+8 -13=11)    0.0   +12
 - DanaSah 4.88                       2533  11.0-19.0  (+7 -15=8 )    0.0   -40
 - Pepito 1.59.2 64-bit               2521  17.5-13.5  (+13-9 =9 )    0.0   +91
 - Little Goliath Evolution 3.12      2505  13.0-19.0  (+9 -15=8 )    0.1   -37
 - Green Light Chess 3.01.2.2         2505  14.0-17.0  (+9 -12=10)    0.1     0
 - Yace 0.99.87                       2504  16.0-16.0  (+11-11=10)    0.1   +30
 - NirvanaChess 1.1 64-bit            2500  13.5-18.5  (+9 -14=9 )    2.2   -32
 - Trace 1.37a                        2500  11.5-20.5  (+8 -17=7 )    0.4   -81
 - Djinn 0.969 64-bit                 2486  20.0-12.0  (+15-7 =10)   18.4   +95
 - Murka 2 64-bit                     2482  17.0-15.0  (+12-10=10)   26.2   +32
 - Cheese 1.4 64-bit                  2476  16.0-16.0  (+11-11=10)   44.7    -1
 - iCE 0.3                            2475  13.5-18.5  (+9 -14=9 )   50.3   -55
 - Cerebro 3.03d                      2471  15.0-17.0  (+12-14=6 )   64.1   -30
 - Dorky 4.3 64-bit                   2466  13.5-18.5  (+9 -14=9 )   79.7   -59
 - Pawny 0.3 64-bit                   2463  14.5-17.5  (+9 -12=11)   86.8   -45
 - Nebula 1.0 64-bit                  2458  18.0-14.0  (+13-9 =10)   90.1   +24
 - Sjakk 2.0 64-bit                   2455  13.0-19.0  (+7 -13=12)   95.7   -81
 - LittleThought 1.052 64-bit         2452  21.0-11.0  (+16-6 =10)   99.0   +80
 - Counter 1.2                        2447  20.5-11.5  (+15-6 =11)   99.8   +62
 - Matacz 1.4                         2446  17.0-15.0  (+12-10=10)   99.9   -10
 - SpiderChess 070603                 2439  16.0-16.0  (+13-13=6 )  100.0   -37
 - King of Kings 2.56                 2434  14.5-17.5  (+10-13=9 )  100.0   -74
 - LambChop 10.99                     2434  19.5-12.5  (+14-7 =11)  100.0   +32
 - Eeyore 1.52 64-bit                 2427  17.5-14.5  (+13-10=9 )  100.0   -16
 - Gaia 3.5 64-bit                    2425  20.0-12.0  (+16-8 =8 )  100.0   +37
 - Nejmet 3.07                        2425  15.5-16.5  (+9 -10=13)  100.0   -61
 - Quark 2.35                         2423  16.5-15.5  (+12-11=9 )  100.0   -41


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019