CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Ethereal 8.62 64-bit (2884+24
−24
)Quote
Author: Andrew Grant (USA) Link: Homepage
This is one of the 24 Ethereal versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Gull 3.1 64-bit3038+16
−16
(+154)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−41
0 0 0 0 = = = 0 0 =
–   Arasan 20.4.1 64-bit3036+16
−16
(+152)9.5 − 22.5
(+4−17=11)
29.7%
9.5 / 32
0.0%
+17
0 = 0 0 = 1 = = 0 = 0 0 0 0 0 0 0 = = 0 = 1 0 0 = 1 1 0 0 = = 0
–   ChessBrainVB 3.663035+23
−23
(+151)4.5 − 9.5
(+0−5=9)
32.1%
4.5 / 14
0.0%
+53
0 0 = 0 = = 0 = = = 0 = = =
–   SmarThink 1.98 64-bit3026+13
−13
(+142)6 − 8
(+3−5=6)
42.9%
6.0 / 14
0.0%
+97
= 1 = = 0 1 1 0 = = 0 0 0 =
–   Pedone 1.7 64-bit3013+17
−17
(+129)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+70
0 0 1 = 0 1 = = 0 1 0 =
–   Naum 4.6 64-bit3012+12
−12
(+128)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−67
0 0 = = = 0 0 = 0 0
–   Arasan 20.3 64-bit3008+20
−20
(+124)2 − 8
(+1−7=2)
20.0%
2.0 / 10
0.0%
−105
0 0 0 0 1 0 = 0 0 =
–   Vajolet2 2.5 64-bit3001+18
−18
(+117)2.5 − 9.5
(+0−7=5)
20.8%
2.5 / 12
0.0%
−71
0 = 0 = 0 0 = 0 = 0 0 =
–   Rodent III 0.238 64-bit2982+15
−15
(+98)12 − 20
(+5−13=14)
37.5%
12.0 / 32
0.0%
+23
= = 0 = 1 0 = 1 0 = = 0 = 1 0 0 = 0 0 1 0 = = = = 0 = 0 0 0 = 1
–   Chiron 1.1a 64-bit2978+14
−13
(+94)1 − 9
(+0−8=2)
10.0%
1.0 / 10
0.0%
−233
0 0 0 0 0 = 0 0 = 0
–   Vajolet2 2.4 64-bit2968+21
−21
(+84)5 − 5
(+1−1=8)
50.0%
5.0 / 10
0.0%
+84
= = 1 = = 0 = = = =
–   Ethereal 9.00 64-bit2967+18
−18
(+83)10.5 − 19.5
(+2−11=17)
35.0%
10.5 / 30
0.0%
−4
0 = 0 = = = 0 = 0 0 = = = = = 0 0 = = = 1 = 0 1 0 = 0 0 = =
–   Hannibal 1.3 64-bit2963+17
−17
(+79)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.0%
+83
= = 1 0 1 = 1 = 0 0
–   Wasp 2.6 64-bit2946+13
−13
(+62)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−65
0 = = 0 0 0 1 0 = =
–   Rodent III 0.210 64-bit2936+19
−19
(+52)4 − 6
(+0−2=8)
40.0%
4.0 / 10
0.0%
+2
= = = = = = 0 = = 0
–   Crafty 25.2 64-bit2930+11
−11
(+46)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
−13
= = = 0 = 1 0 = = 0
–   Bobcat 8.0 64-bit2923+13
−13
(+39)6 − 7
(+4−5=4)
46.2%
6.0 / 13
0.2%
+14
0 1 = 1 0 = 0 0 = = 1 1 0
–   Spike 1.4 Leiden2915+8
−8
(+31)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.8%
+INF
1 1
–   Quazar 0.4 64-bit2905+10
−10
(+21)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
5.4%
−121
= 0
–   Amoeba 2.7 64-bit2904+15
−14
(+20)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
7.2%
+41
0 1 1 = 0 = = = = 1 = =
–   Toga II 4.0 64-bit2904+13
−14
(+20)13 − 15
(+8−10=10)
46.4%
13.0 / 28
6.8%
−6
= 1 = 0 = 0 = = 1 1 0 0 = = 1 0 = 0 0 1 = 0 0 1 1 0 = 1
–   Atlas 3.91 64-bit2899+14
−14
(+15)6 − 8
(+2−4=8)
42.9%
6.0 / 14
13.9%
−25
= = 0 = = = = = = 0 1 1 0 0
–   Rybka 1.2 64-bit2898+19
−19
(+14)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
19.1%
−21
= 1 = 0 = 0 1 = = 0
–   chess22k 1.7 64-bit2898+22
−22
(+14)7.5 − 9.5
(+2−4=11)
44.1%
7.5 / 17
18.7%
−17
= = = = = = 0 = = = = 0 1 = 0 1 0
–   Spark 1.0 64-bit2893+12
−12
(+9)0 − 2
(+0−2=0)
0.0%
0.0 / 2
26.0%
−INF
0 0
–   EXchess 7.97b 64-bit2893+13
−13
(+9)1 − 2
(+0−1=2)
33.3%
1.0 / 3
26.3%
−62
= 0 =
–   Deuterium 14.3.34.130 64-bit2891+12
−12
(+7)1 − 1
(+1−1=0)
50.0%
1.0 / 2
30.7%
+7
0 1
–   Demolito 2017-08-26 64-bit2889+20
−20
(+5)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
36.4%
+240
1 1 =
–   Scorpio 2.8 64-bit2884+14
−14
(0)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
49.4%
−30
=
–   Scorpio 2.7.9 64-bit2865+26
−25
(−19)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
85.9%
+11
1 = 1 0 = 0 1 = = =
–   Thinker 5.4d Inert 64-bit2864+16
−16
(−20)1 − 1
(+0−0=2)
50.0%
1.0 / 2
91.6%
−20
= =
–   Gaviota 1.0 64-bit2859+11
−11
(−25)1 − 1
(+0−0=2)
50.0%
1.0 / 2
96.9%
−25
= =
–   Dirty 30Apr2017 64-bit2856+15
−15
(−28)9 − 5
(+7−3=4)
64.3%
9.0 / 14
97.9%
+72
1 0 1 1 = = 0 1 = 1 0 = 1 1
–   Zappa Mexico II 64-bit2854+10
−10
(−30)2 − 0
(+2−0=0)
100.0%
2.0 / 2
98.9%
+INF
1 1
–   MinkoChess 1.3 64-bit2854+14
−14
(−30)2 − 0
(+2−0=0)
100.0%
2.0 / 2
98.5%
+INF
1 1
–   Atlas 3.80 64-bit2848+14
−14
(−36)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
99.6%
−212
0 0 = 1 = 0 0 = 0 0
–   DisasterArea 1.65 64-bit2845+14
−14
(−39)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
99.8%
−181
= 0
–   Thinker 5.3b Inert 32-bit2845+19
−19
(−39)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
99.4%
+131
= 1 1 1 = 1 0 1 = 1
–   Tornado 8.0 64-bit2843+14
−14
(−41)7 − 5
(+4−2=6)
58.3%
7.0 / 12
99.9%
+11
= 0 = = 1 = 1 = 0 1 1 =
–   The Baron 3.41 64-bit2836+22
−22
(−48)4 − 6
(+2−4=4)
40.0%
4.0 / 10
99.8%
−115
0 = = 0 = 1 = 0 1 0
–   Fruit Reloaded 3.2.1 64-bit2832+13
−13
(−52)6.5 − 4.5
(+4−2=5)
59.1%
6.5 / 11
100.0%
+3
0 0 1 = = 1 1 1 = = =
–   Tucano 7.00 64-bit2824+19
−19
(−60)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
+54
1 = 1 = = = = 1 1 =
–   The Baron 3.42 64-bit2795+15
−15
(−89)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−58
=
–   Rhetoric 1.4.3 64-bit2794+12
−12
(−90)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
100.0%
−117
0 = = 1 0 0 = = 1 =
–   GnuCheese 1.00 64-bit2793+16
−16
(−91)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
+20
1 = = 1 = 1 = = 1 =
–   Loop 13.6 (Loop 2007) 64-bit2789+16
−16
(−95)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
+16
1 = 1 = = = = 1 = 1
–   Octochess r5506 64-bit2781+16
−16
(−103)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+1
0 1 = 0 1 1 1 = 1 =
–   Twisted Logic 20100131x 64-bit2767+17
−17
(−117)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−15
1 0 1 1 = 1 = = 0 1
–   RuyDos 1.0.27 64-bit2763+23
−23
(−121)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+74
1 1 1 = = 1 1 = = 1
–   BugChess2 1.9 64-bit2761+14
−14
(−123)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−54
= = 0 1 1 = 1 1 0 =
–   Bison 9.11 64-bit2755+13
−13
(−129)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
100.0%
−101
1 = 1 = = = = 0 = =
–   Carballo 1.7 64-bit2738+15
−14
(−146)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
−18
= 0 1 = 1 1 1 1 = =
–   Marvin 2.2.0 64-bit2718+25
−25
(−166)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
−17
= 1 = = 1 1 1 = = 1
–   Shield 2.0 64-bit2712+24
−24
(−172)9 − 1
(+8−0=2)
90.0%
9.0 / 10
100.0%
+154
= 1 1 1 1 = 1 1 1 1
–   Cheese 1.9 64-bit2703+16
−15
(−181)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+17
1 = 1 1 1 = = = 1 1

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Created in 2005-2013 by CCRL team
Last games added on July 19, 2019