CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Ethereal 8.81 64-bit (2945+24
−24
)Quote
Author: Andrew Grant (USA) Link: Homepage
This is one of the 26 Ethereal versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Gull 3 64-bit3192+8
−8
(+247)5.5 − 14.5
(+2−11=7)
27.5%
5.5 / 20
0.0%
+99
0 0 = = 0 0 = = 0 = 0 1 0 = 1 0 0 0 0 =
–   Strelka 5.5 64-bit3141+9
−9
(+196)3.5 − 16.5
(+1−14=5)
17.5%
3.5 / 20
0.0%
−44
0 0 = 0 0 0 = = 0 = 0 0 0 = 0 0 1 0 0 0
–   Laser 1.5 64-bit3095+13
−13
(+150)3 − 17
(+0−14=6)
15.0%
3.0 / 20
0.0%
−100
0 = 0 0 0 = = 0 0 = 0 0 0 = 0 0 = 0 0 0
–   Protector 1.9.0 64-bit3085+7
−7
(+140)7 − 13
(+4−10=6)
35.0%
7.0 / 20
0.0%
+39
0 = 0 0 = 0 = 0 1 1 0 0 0 = 1 0 0 = 1 =
–   Senpai 2.0 64-bit3084+9
−9
(+139)6 − 14
(+3−11=6)
30.0%
6.0 / 20
0.0%
−1
= 0 0 = 0 0 = 0 = 0 = 1 0 = 1 0 0 1 0 0
–   iCE 3.0 64-bit3081+7
−7
(+136)8 − 12
(+4−8=8)
40.0%
8.0 / 20
0.0%
+70
= 0 = 1 0 0 = 0 = = = 0 0 1 0 1 1 = 0 =
–   Nemorino 4.00 64-bit3067+13
−13
(+122)6.5 − 13.5
(+2−9=9)
32.5%
6.5 / 20
0.0%
+15
= 0 0 0 1 = 0 = = 1 = 0 = = 0 0 0 = 0 =
–   Sting SF 9 64-bit3049+52
−50
(+104)4 − 16
(+1−13=6)
20.0%
4.0 / 20
0.0%
−104
= = 0 = 0 0 0 0 0 0 0 1 0 = = = 0 0 0 0
–   Defenchess 1.1f 64-bit3047+11
−11
(+102)5 − 15
(+2−12=6)
25.0%
5.0 / 20
0.0%
−71
0 0 0 0 = = = 0 1 0 1 = 0 = 0 0 = 0 0 0
–   Pedone 1.6 64-bit3033+14
−14
(+88)7 − 13
(+3−9=8)
35.0%
7.0 / 20
0.0%
−11
= 0 = 0 0 1 1 1 = 0 = 0 0 = = 0 = 0 0 =
–   Naum 4.6 64-bit3032+7
−8
(+87)6.5 − 13.5
(+5−12=3)
32.5%
6.5 / 20
0.0%
−52
0 1 0 1 = 0 1 0 0 0 0 0 0 = = 1 0 1 0 0
–   SmarThink 1.97 64-bit3031+11
−11
(+86)6.5 − 13.5
(+3−10=7)
32.5%
6.5 / 20
0.0%
−27
0 1 0 0 0 = 1 = = = 0 0 0 0 0 = 0 = = 1
–   Hakkapeliitta TCEC v2 64-bit3020+10
−10
(+75)9.5 − 10.5
(+6−7=7)
47.5%
9.5 / 20
0.0%
+55
= 1 1 1 1 0 = 0 0 0 1 0 = 0 1 0 = = = =
–   Alfil 15.8 64-bit2982+20
−20
(+37)9.5 − 10.5
(+5−6=9)
47.5%
9.5 / 20
1.0%
+20
= 0 0 = 1 = 1 1 = 1 1 = = = 0 0 = 0 = 0
–   Wasp 2.6 64-bit2978+14
−14
(+33)9.5 − 10.5
(+7−8=5)
47.5%
9.5 / 20
1.0%
+16
1 0 = 0 0 = 0 1 0 = = 1 1 1 1 0 0 0 1 =
–   Bobcat 8.0 64-bit2958+10
−10
(+13)11 − 9
(+6−4=10)
55.0%
11.0 / 20
16.0%
+38
0 1 1 1 = = = 1 = 0 = = 0 = = 1 = 1 = 0
–   Cheng 4.39 64-bit2945+9
−9
(0)11 − 9
(+8−6=6)
55.0%
11.0 / 20
48.3%
+36
1 0 1 1 0 1 1 1 = 0 0 = 0 = 1 = 1 = = 0
–   Amoeba 2.7 64-bit2938+14
−14
(−7)9.5 − 10.5
(+5−6=9)
47.5%
9.5 / 20
68.1%
−23
0 = 1 = = 1 0 = = 0 0 1 1 = = 0 = 1 = 0
–   Crafty 25.2 64-bit2933+11
−10
(−12)10 − 10
(+7−7=6)
50.0%
10.0 / 20
81.6%
−14
1 0 = 0 0 0 1 0 1 1 = 0 = 1 1 = = = 1 0
–   Spike 1.4 Leiden2921+7
−7
(−24)10.5 − 9.5
(+9−8=3)
52.5%
10.5 / 20
96.9%
−6
0 1 1 0 = 1 0 0 1 1 0 0 1 1 1 1 0 = = 0
–   Toga II 4.0 64-bit2918+14
−14
(−27)10 − 10
(+6−6=8)
50.0%
10.0 / 20
97.3%
−27
0 0 = 1 = = = 1 0 = 1 = = 0 0 = 1 0 1 1
–   EXchess 7.97b 64-bit2914+11
−11
(−31)11 − 9
(+5−3=12)
55.0%
11.0 / 20
99.0%
−5
= = = = = 1 = 0 = = = 0 1 = = = 1 1 1 0
–   Quazar 0.4 64-bit2901+7
−7
(−44)11.5 − 8.5
(+7−4=9)
57.5%
11.5 / 20
100.0%
+4
1 = 0 = = = 0 = 1 1 1 0 1 0 1 = = = = 1
–   Thinker 5.4d Inert 64-bit2886+8
−8
(−59)13.5 − 6.5
(+10−3=7)
67.5%
13.5 / 20
100.0%
+59
1 = 1 0 1 = = 0 1 = 0 1 1 1 1 1 1 = = =
–   Fruit Reloaded 3.2.1 64-bit2872+15
−15
(−73)13 − 7
(+9−3=8)
65.0%
13.0 / 20
100.0%
+22
= 1 = 1 1 = 1 1 1 = 0 1 = = 1 0 1 = = 0
–   Ethereal 8.61 64-bit2862+22
−22
(−83)14 − 6
(+9−1=10)
70.0%
14.0 / 20
100.0%
+38
1 = 1 = = = = = 1 1 1 = 1 0 1 = 1 1 = =
–   Tornado 8.0 64-bit2827+10
−10
(−118)12 − 8
(+9−5=6)
60.0%
12.0 / 20
100.0%
−47
1 0 = = 1 1 0 = = 0 0 = 1 0 1 1 1 1 1 =
–   The Baron 3.41 64-bit2820+17
−17
(−125)13.5 − 6.5
(+9−2=9)
67.5%
13.5 / 20
100.0%
−14
1 0 = = = 1 0 1 = = 1 1 1 = 1 = 1 = 1 =
–   BugChess2 1.9 64-bit2759+8
−8
(−186)14.5 − 5.5
(+13−4=3)
72.5%
14.5 / 20
100.0%
−9
1 1 0 = 1 1 1 1 1 0 1 1 = 0 1 1 0 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019