CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Zevra 1.8.1 r594 64-bit (2152+32
−31
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 14 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fire 6.1 64-bit3288+11
−11
(+1136)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Defenchess 1.1f 64-bit3047+11
−11
(+895)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Devel 1.80902707+16
−16
(+555)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Tiny Chess 1.46 64-bit2136+18
−18
(−16)13.5 − 10.5
(+12−9=3)
56.3%
13.5 / 24
80.6%
+34
0 1 0 0 0 0 0 1 0 0 1 1 = 1 1 = 0 = 1 1 1 1 1 1
–   Fortress 1.622135+8
−8
(−17)13.5 − 10.5
(+11−8=5)
56.3%
13.5 / 24
85.5%
+28
1 1 0 = = 1 1 1 1 0 = 1 = 1 0 0 0 1 1 = 0 1 0 0
–   Gunborg 1.35 64-bit2066+17
−17
(−86)14.5 − 13.5
(+12−11=5)
51.8%
14.5 / 28
100.0%
−73
0 1 1 0 0 1 = 0 1 1 = 0 1 = = 0 1 0 1 0 1 0 1 = 1 0 1 0
–   Abbess 2016.12.112038+16
−17
(−114)17 − 12
(+14−9=6)
58.6%
17.0 / 29
100.0%
−53
1 0 = 0 1 1 0 1 0 0 0 = 1 1 1 0 1 1 1 1 = 1 = = 1 0 = 0 1
–   ZCT 0.3.2500 64-bit2023+18
−18
(−129)18.5 − 10.5
(+17−9=3)
63.8%
18.5 / 29
100.0%
−19
= 1 = 1 0 1 0 1 1 0 1 1 0 0 = 0 1 0 1 1 0 1 1 1 1 0 1 1 1
–   Little Wing 0.4.0 64-bit2017+18
−17
(−135)19.5 − 8.5
(+17−6=5)
69.6%
19.5 / 28
100.0%
+14
1 1 0 0 1 0 1 1 = = 0 1 = 1 1 1 1 1 0 1 = 1 0 1 1 = 1 1
–   Leonidas 83 64-bit2005+16
−16
(−147)20 − 8
(+16−4=8)
71.4%
20.0 / 28
100.0%
+4
1 = 1 1 = 1 0 1 1 0 1 1 1 0 1 1 1 = = 1 0 1 = = 1 1 = =
–   Gullydeckel 2.16pl11992+11
−11
(−160)21 − 9
(+18−6=6)
70.0%
21.0 / 30
100.0%
−10
1 0 0 1 = = 1 1 = = 1 1 1 1 = 0 1 1 1 0 1 = 1 1 0 1 1 0 1 1
–   BigLion 2.23x1989+8
−8
(−163)21.5 − 8.5
(+18−5=7)
71.7%
21.5 / 30
100.0%
−4
= 0 = 1 1 1 1 = 1 0 1 0 0 = = 1 1 1 1 = 1 1 1 1 0 1 1 = 1 1
–   Bubble 1.51987+14
−14
(−165)23 − 7
(+20−4=6)
76.7%
23.0 / 30
100.0%
+37
= 1 0 0 1 1 1 1 1 1 1 1 0 1 1 1 1 0 = 1 = = 1 = = 1 1 1 1 1
–   Arabian Knight 1.551987+23
−23
(−165)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   La Dame Blanche 2.0c1968+13
−13
(−184)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+43
1 1 1 0 = 1 1 0 1 0 = 1 1 1 = 1 1 = = 1 1 1 1 1 = 1 1 1 1 1
–   Monik 2.2.3 64-bit1968+16
−16
(−184)23 − 7
(+21−5=4)
76.7%
23.0 / 30
100.0%
+32
1 1 1 1 = 0 1 1 1 1 0 1 1 1 0 1 1 1 1 0 = 1 1 1 1 1 1 = 0 =
–   SSEChessII 2.05 DC1967+10
−9
(−185)23.5 − 6.5
(+21−4=5)
78.3%
23.5 / 30
100.0%
+39
= 0 1 1 1 1 1 1 1 = 1 0 1 0 1 = 0 = 1 1 1 1 1 1 1 1 1 = 1 1
–   Sissa 2.01967+23
−23
(−185)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Eia 0.31961+18
−19
(−191)19.5 − 10.5
(+18−9=3)
65.0%
19.5 / 30
100.0%
−70
1 0 0 1 0 1 1 1 1 1 = 1 1 0 = 0 1 1 1 1 1 0 1 1 1 = 0 0 0 1
–   Mustang 4.971957+13
−13
(−195)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Jabba 130320121914+27
−27
(−238)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Pigeon 1.5.1 64-bit1800+15
−15
(−352)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−382
=
–   Embracer 1.121785+14
−14
(−367)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Ziggy 0.71745+20
−20
(−407)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

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