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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Myrddin 0.87 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:
Myrddin 0.87 64-bit 4CPU is #201 with rating of 2458 Elo points (+29 -28),
based on 420 games: 161 wins, 145 losses and 114 draws
Score: 51.9%, Average opponent: −13.1, Draws: 27.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Nemeton 1.81 4CPU                  2491  19.0-31.0  (+10-22=18)    3.8   -44
 - Gothmog 1.0b10                     2482  17.5-20.5  (+13-16=9 )    7.4    -3
 - Jumbo 0.6.66 64-bit 4CPU           2478  17.0-21.0  (+13-17=8 )   15.2   -18
 - Anatoli 0.35k                      2454  18.5-18.5  (+13-13=11)   61.0    -2
 - Soldat 4.0 beta 64-bit             2440  20.0-17.0  (+13-10=14)   86.4    +7
 - SpiderChess 070603                 2439  21.0-16.0  (+17-12=8 )   89.5   +31
 - Bumblebee 1.0 64-bit               2435  22.0-14.0  (+18-10=8 )   91.5   +57
 - Shallow 2 rev8 64-bit              2428  18.5-17.5  (+12-11=13)   96.4   -21
 - Gromit 3.82                        2423  20.5-16.5  (+18-14=5 )   98.1    +7
 - Quark 2.35                         2423  19.5-17.5  (+14-12=11)   98.9   -19
 - Typhoon 1.00-358 64-bit            2382  24.5-12.5  (+20-8 =9 )  100.0   +36


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