CCRL 40/40
Downloads and Statistics
December 16, 2017
Testing summary:
Total: 768'714 games
played by 1'999 programs
105443 CPU days (X2 4600+)

White wins: 263'775 (34.3%)
Black wins: 195'465 (25.4%)
Draws: 309'474 (40.3%)
White score: 54.4%

Engine Details

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Ethereal 8.37 64-bit#72  (2821+38
−38
)Quote
Author: Andrew Grant (USA) Link: Homepage
This is one of the 9 Ethereal versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Quazar 0.4 32-bit2880+12
−12
(+59)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.2%
+154
1 1 0 =
–   Protector 1.4.0 32-bit2877+11
−12
(+56)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.3%
−3
0 = = =
–   Gull 1.2 32-bit2875+12
−13
(+54)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.4%
+149
1 1 0 =
–   Hannibal 1.1 32-bit2873+14
−14
(+52)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.6%
+52
= = 1 0
–   Spark 1.0 32-bit2865+12
−12
(+44)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
1.6%
+139
1 = 0 1
–   Thinker 5.4d Inert 64-bit2862+17
−17
(+41)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
2.6%
−26
= = = 0
–   SCTR 1.0 64-bit2845+29
−29
(+24)2 − 2
(+1−1=2)
50.0%
2.0 / 4
15.9%
+13
= 1 = 0
–   Scorpio 2.7.8 64-bit2828+27
−27
(+7)4 − 6
(+1−3=6)
40.0%
4.0 / 10
38.7%
−47
= 1 0 = = = 0 0 = =
–   chess22k 1.6 64-bit2826+28
−28
(+5)5 − 5
(+4−4=2)
50.0%
5.0 / 10
42.1%
+5
0 0 = 1 0 = 1 1 0 1
–   Zurichess Neuchatel 64-bit2822+24
−24
(+1)6.5 − 9.5
(+2−5=9)
40.6%
6.5 / 16
48.9%
−50
0 1 = = = 0 0 1 = = = 0 = = 0 =
–   GNU Chess 5.60 64-bit2812+19
−19
(−9)5 − 1
(+4−0=2)
83.3%
5.0 / 6
66.0%
+225
1 1 1 = 1 =
–   Pawny 1.2 64-bit2784+16
−16
(−37)3 − 1
(+2−0=2)
75.0%
3.0 / 4
96.2%
+112
= = 1 1
–   Jonny 4.002781+12
−11
(−40)1 − 3
(+0−2=2)
25.0%
1.0 / 4
97.6%
−182
0 = 0 =
–   Octochess r5506 64-bit2777+20
−20
(−44)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
97.8%
+173
1 1 =
–   Bright 0.4a2776+10
−10
(−45)2 − 4
(+0−2=4)
33.3%
2.0 / 6
98.8%
−128
0 = = = 0 =
–   Twisted Logic 20100131x 64-bit2764+18
−18
(−57)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.6%
−57
= 1 0 =
–   BugChess2 1.9 64-bit2763+15
−15
(−58)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
99.7%
+1
0 0 1 1 = 1
–   RuyDos 1.0.27 64-bit2761+26
−26
(−60)5 − 2
(+3−0=4)
71.4%
5.0 / 7
99.6%
+64
= 1 1 = 1 = =
–   Bison 9.11 64-bit2753+17
−17
(−68)2 − 4
(+1−3=2)
33.3%
2.0 / 6
99.9%
−186
0 1 = 0 = 0
–   Amoeba 2.3 64-bit2745+29
−28
(−76)4 − 2
(+3−1=2)
66.7%
4.0 / 6
99.9%
+36
0 1 1 1 = =
–   Chronos 1.9.9 32-bit2739+17
−17
(−82)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+69
1 = = = 1 1
–   Carballo 1.7 64-bit2735+19
−19
(−86)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
100.0%
−101
0 1 =
–   ProDeo 2.22728+20
−20
(−93)4.5 − 2.5
(+4−2=1)
64.3%
4.5 / 7
100.0%
+25
1 0 1 0 = 1 1
–   Godel 3.4.9 64-bit2726+14
−14
(−95)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
100.0%
−28
1 0 0 = 1 1
–   Tucano 6.00 64-bit2725+16
−16
(−96)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+130
1 = 1
–   Marvin 2.2.0 64-bit2722+27
−27
(−99)4 − 3
(+1−0=6)
57.1%
4.0 / 7
100.0%
−67
= = 1 = = = =
–   Cheese 1.9 64-bit2711+20
−20
(−110)7.5 − 1.5
(+6−0=3)
83.3%
7.5 / 9
100.0%
+124
1 = 1 1 1 1 = = 1
–   Carballo 1.6 64-bit2709+27
−27
(−112)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+122
1 1 1 = 1 =
–   Chessmaster 11 Aiglos II2701+20
−20
(−120)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−120
= 1 1 = 0 0
–   WyldChess 1.51 64-bit2695+23
−23
(−126)3 − 4
(+0−1=6)
42.9%
3.0 / 7
100.0%
−153
= = = = = 0 =
–   Devel 1.80902689+28
−28
(−132)7.5 − 1.5
(+6−0=3)
83.3%
7.5 / 9
100.0%
+96
1 1 1 = = 1 1 = 1
–   Arminius 2017-01-01 64-bit2679+21
−21
(−142)5.5 − 3.5
(+3−1=5)
61.1%
5.5 / 9
100.0%
−78
= 1 = 1 = = 1 = 0
–   Gogobello 1.4 64-bit2672+53
−52
(−149)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+128
1 1 1 =
–   chess22k 1.4 64-bit2671+28
−28
(−150)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−104
= 0 = = 1 1
–   RedQueen 1.1.98 64-bit2663+21
−21
(−158)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+68
1 = 1
–   Counter 2.1.0 64-bit2554+37
−38
(−267)10.5 − 1.5
(+10−1=1)
87.5%
10.5 / 12
100.0%
+69
1 1 1 1 1 0 1 1 1 = 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Ethereal 8.37 64-bit
played with current
participants of this list
Represented by
1-2-CPU    135Ethereal 8.28 64-bit
All    135Ethereal 8.28 64-bit
Free    129Ethereal 8.28 64-bit
Free 1-2-CPU    129Ethereal 8.28 64-bit
Free single-CPU    129Ethereal 8.28 64-bit
Single-CPU    135Ethereal 8.28 64-bit

Created in 2005-2013 by CCRL team
Last games added on December 16, 2017