CCRL 40/4
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 2'147'837 games
played by 2'515 programs
29208 CPU days (X2 4600+)

White wins: 831'895 (38.7%)
Black wins: 671'656 (31.3%)
Draws: 644'286 (30.0%)
White score: 53.7%

Engine Details

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Ethereal 9.30 64-bit in CCRL 40/4, 2019-12-14
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Ethereal 9.30 64-bit has no rank with rating of 3043 Elo points (+25 -25),
based on 520 games: 160 wins, 141 losses and 219 draws
Score: 51.8%, Average opponent: −15.8, Draws: 42.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit                 3482   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Fire 6.1 64-bit                    3288   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - NirvanaChess 2.4 64-bit            3130  15.0-22.0  (+7 -14=16)    0.0   +26
 - Texel 1.07 64-bit                  3112  16.5-20.5  (+9 -13=15)    0.0   +32
 - Rybka 4.1 64-bit                   3108  12.0-24.0  (+4 -16=16)    0.0   -37
 - Protector 1.9.0 64-bit             3085  16.5-20.5  (+10-14=13)    0.1    +5
 - Nemorino 4.00 64-bit               3067  18.5-18.5  (+12-12=13)    4.3   +19
 - Xiphos 0.2 64-bit                  3062  21.5-28.5  (+11-18=21)    8.3   -24
 - Arasan 20.5 64-bit                 3059  13.0-18.0  (+5 -10=16)   11.8   -30
 - Pedone 1.7 64-bit                  3053  21.0-16.0  (+11-6 =20)   23.1   +48
 - Defenchess 1.1f 64-bit             3047  18.0-17.0  (+10-9 =16)   39.0   +13
 - Wasp 2.6 64-bit                    2978  19.5-17.5  (+11-9 =17)  100.0   -48
 - chess22k 1.9 64-bit                2969  23.0-15.0  (+13-5 =20)  100.0   -13
 - chess22k 1.8 64-bit                2959   0.5-0.5   (+0 -0 =1 )  100.0   -53
 - Bobcat 8.0 64-bit                  2958  18.5-11.5  (+12-5 =13)  100.0   -10
 - Demolito 2018-03-01 64-bit         2957   0.5-0.5   (+0 -0 =1 )  100.0  -116
 - Crafty 25.2 64-bit                 2933  18.5-11.5  (+13-6 =11)  100.0   -31
 - Spark 1.0 64-bit                   2927   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Scorpio 2.8 64-bit                 2902  23.5-6.5   (+19-2 =9 )  100.0   +61
 - Daydreamer 2.0.0-pre2 64-bit       2894   0.5-0.5   (+0 -0 =1 )  100.0  -179
 - Karballo 1.8 64-bit                2730   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Devel 2.0000                       2710   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Delfi 5.4                          2682   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Phalanx XXV                        2653   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Jellyfish 1.1 64-bit               2610   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Pseudo 0.7c                        2576   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Maverick 1.5 64-bit                2569   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - AnMon 5.75                         2539   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - JikChess 0.02 64-bit               2522   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Pepito 1.59.2 64-bit               2521   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Flux 2.2.1                         2430   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Galjoen 0.38 64-bit                2319   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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