CCRL 40/4
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 1'636'522 games
played by 1'950 programs
22009 CPU days (X2 4600+)

White wins: 639'530 (39.1%)
Black wins: 520'020 (31.8%)
Draws: 476'972 (29.1%)
White score: 53.7%

Engine Details

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Show each game results
Ethereal 8.13 64-bit (2608+27
−27
)Quote
Author: Andrew Grant (USA) Link: Homepage
This is one of the 15 Ethereal versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   RedQueen 1.1.98 64-bit2667+21
−21
(+59)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
1
–   Cyrano 0.6b17 64-bit2640+9
−9
(+32)20.5 − 29.5
(+10−19=21)
41.0%
20.5 / 50
1.1%
−25
1 1 = = = 1 = = = 0 0 0 1 0 = 0 = 0 = 0 = = 0 = 1 = 1 0 1 0 = 0 0 1 = 0 0 = = 0 1 = 0 = 0 0 0 = = 1
–   Sjakk 2.2 64-bit2640+12
−12
(+32)23.5 − 26.5
(+16−19=15)
47.0%
23.5 / 50
1.4%
+11
= 1 1 0 0 1 0 = 0 0 = 0 = = 1 0 = = 1 1 = = 1 1 0 0 1 = 1 0 1 = = 0 = 0 0 1 = 0 0 0 1 = 1 0 1 0 0 1
–   E.T. Chess 13.01.082635+7
−7
(+27)21 − 29
(+11−19=20)
42.0%
21.0 / 50
2.6%
−24
1 0 0 0 = = 1 = 1 = 0 = 1 1 = 1 = 0 = 1 0 = 0 = 0 = 0 0 0 = 0 1 0 1 0 = = = = = 1 0 0 = = = 1 0 0 0
–   GreKo 2016 64-bit2620+15
−15
(+12)22.5 − 27.5
(+17−22=11)
45.0%
22.5 / 50
21.3%
−22
= 0 0 = 1 1 0 0 1 1 0 0 1 0 0 0 = 0 1 = 0 = = 0 1 1 1 0 0 0 = 1 1 = 1 0 0 = 0 0 1 1 1 1 0 = 1 0 0 =
–   Zarkov 6.552618+14
−14
(+10)21 − 28
(+14−21=14)
42.9%
21.0 / 49
23.9%
−37
1 0 0 1 = 0 0 1 = = 0 1 0 0 1 = 1 0 0 1 1 = 0 = 1 0 = = 0 = 0 = = 1 0 0 0 1 = 0 1 = = 0 0 0 0 1 1
–   Sloppy 0.2.2 64-bit2617+8
−8
(+9)26 − 24
(+20−18=12)
52.0%
26.0 / 50
25.5%
+23
1 1 0 0 0 0 1 1 1 = 1 0 1 0 1 0 1 = = 1 1 = = 1 0 0 0 1 1 0 1 = 0 0 = 0 1 1 0 1 = = = = = 1 1 0 0 0
–   Slow Chess Blitz WV2.12615+6
−6
(+7)29.5 − 20.5
(+24−15=11)
59.0%
29.5 / 50
30.4%
+71
= 0 0 1 1 1 1 = 0 = = 1 1 = 1 1 = 1 1 1 0 1 1 1 1 0 0 0 = 0 = 0 1 1 1 0 1 0 1 0 = 1 0 0 1 = 1 0 1 =
–   Jellyfish 1.1 64-bit2613+13
−13
(+5)26 − 24
(+17−15=18)
52.0%
26.0 / 50
36.7%
+17
= 0 0 1 0 = 1 1 = 1 1 = 1 = 0 1 = = 0 1 1 0 1 1 1 1 1 1 0 0 = 0 = 1 = 0 = 1 = 0 = = 0 = = = 0 = 0 0
–   Ruffian 2.1.02610+9
−9
(+2)23.5 − 25.5
(+20−22=7)
48.0%
23.5 / 49
45.0%
−12
1 1 1 0 1 0 1 0 0 = 0 0 = 1 1 = 1 = 1 0 0 0 = 0 1 1 0 0 1 1 0 0 1 0 0 0 1 1 1 0 1 0 0 1 0 = 1 0 =
–   N2 0.4 64-bit2590+10
−10
(−18)0 − 1
(+0−1=0)
0.0%
0.0 / 1
88.9%
−INF
0
–   SOS 5.12577+8
−7
(−31)0 − 1
(+0−1=0)
0.0%
0.0 / 1
98.5%
−INF
0
–   Maverick 1.5 64-bit2568+14
−14
(−40)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.5%
+INF
1
–   Capivara LK 0.09b02g 64-bit2547+25
−25
(−61)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
99.9%
−30
=
–   Pepito 1.59.2 64-bit2519+11
−11
(−89)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−119
=
–   Danchess CCT72514+24
−23
(−94)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   CyberPagno 3.0 64-bit2492+16
−16
(−116)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   BBChess 1.3b 64-bit2475+19
−19
(−133)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Nemeton 1.512417+16
−16
(−191)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Ethereal 8.13 64-bit
played with current
participants of this list
Represented by
1-2-CPU    406Ethereal 8.81 64-bit
All    406Ethereal 8.60 64-bit
Free    406Ethereal 8.60 64-bit
Free 1-2-CPU    406Ethereal 8.81 64-bit
Free single-CPU    406Ethereal 8.81 64-bit
Single-CPU    406Ethereal 8.81 64-bit

Created in 2005-2013 by CCRL team
Last games added on January 20, 2018