CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Zevra 1.8.6 r672 64-bit (2269+21
−21
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 6 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   PostModernist 10162419+18
−19
(+150)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
0.0%
+201
1 = 0 0 1 0 1 1
–   Nemeton 1.72418+18
−18
(+149)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+163
= 1 0
–   Kiwi 0.6d 32-bit2418+19
−19
(+149)1 − 7
(+1−7=0)
12.5%
1.0 / 8
0.0%
−240
0 0 0 0 0 1 0 0
–   RomiChess P3n 64-bit2415+14
−14
(+146)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
+20
0 0 0 1 = 0 = =
–   Gaia 3.5 32-bit2410+21
−21
(+141)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
+53
1 0 = = 0 0 1 0
–   Patzer 3.802400+19
−19
(+131)6 − 2
(+5−1=2)
75.0%
6.0 / 8
0.0%
+307
1 0 1 1 = 1 = 1
–   Amateur 2.822391+20
−20
(+122)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−61
0 0 = = 0 1 0 0
–   Waxman 20142388+21
−21
(+119)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+124
1 = = = 0 1 0 =
–   Galjoen 0.39 64-bit2386+16
−16
(+117)2.5 − 8.5
(+1−7=3)
22.7%
2.5 / 11
0.0%
−70
0 1 0 0 0 = 0 0 = 0 =
–   Ares GB 64-bit2385+15
−15
(+116)8.5 − 21.5
(+4−17=9)
28.3%
8.5 / 30
0.0%
−35
= 0 0 = 0 0 1 = 0 0 0 0 0 0 0 = = = 0 = = 1 0 1 0 = 0 1 0 0
–   Jazz 721 64-bit2384+20
−20
(+115)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
+35
= = = 0 0 0 = 1
–   Zevra 2.1.1 r216 64-bit2379+17
−17
(+110)17 − 43
(+6−32=22)
28.3%
17.0 / 60
0.0%
−32
0 = = = 0 = 0 1 0 = 1 0 = = 0 1 0 1 0 = 0 0 0 = 0 0 = 0 0 0 = 0 0 0 0 0 = = 0 0 = = = 0 = 0 0 0 0 1 = = 0 1 0 = 0 = = 0
–   Jumbo 0.5.3 64-bit2370+27
−27
(+101)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
+27
0 = = 0 = = 1 0
–   Waxman 20172370+16
−16
(+101)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−56
= 0
–   Isa 2.0.64 64-bit2361+16
−16
(+92)4 − 11
(+1−8=6)
26.7%
4.0 / 15
0.0%
−55
= 0 0 = 1 0 0 0 = 0 = = = 0 0
–   Plisk 0.2.7d 64-bit2358+19
−19
(+89)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+51
1 0 0 0 = = 1 =
–   EveAnn 1.712334+29
−29
(+65)2.5 − 5.5
(+2−5=1)
31.3%
2.5 / 8
0.0%
−89
0 0 0 1 0 1 = 0
–   FireFly 2.7.2 64-bit2329+16
−16
(+60)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
−60
1 0 0 0 = 0 0 1 0 1
–   EveAnn 1.722319+16
−16
(+50)3 − 12
(+0−9=6)
20.0%
3.0 / 15
0.0%
−142
= 0 = 0 = 0 0 = 0 0 0 0 = = 0
–   Asymptote 0.2.0 64-bit2313+25
−25
(+44)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.3%
−98
0 =
–   Averno 0.812312+19
−19
(+43)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.1%
−42
0 0 0 1 = 0 0 = 1 0 1 = 1 1 = = 0 0 = = = 0 0 0 = 0 = 1 1 0 0 0
–   RubiChess 0.7 64-bit2304+25
−24
(+35)1 − 7
(+1−7=0)
12.5%
1.0 / 8
1.4%
−348
0 0 0 0 1 0 0 0
–   Ant 2006-F2302+20
−20
(+33)4 − 4
(+4−4=0)
50.0%
4.0 / 8
1.0%
+33
0 0 1 1 0 1 0 1
–   Fischerle 0.9.70 SE 64-bit2294+24
−24
(+25)3 − 5
(+2−4=2)
37.5%
3.0 / 8
5.3%
−62
1 0 = 0 0 0 1 =
–   Matilde 2008 64-bit2291+22
−23
(+22)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
7.7%
−20
0 1 = 0 = = 1 0
–   Invictus r228 64-bit2290+18
−18
(+21)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
5.7%
+163
= 1
–   Chaturanga 2.4.32289+19
−19
(+20)5 − 3
(+3−1=4)
62.5%
5.0 / 8
7.7%
+89
= = = 1 = 1 1 0
–   AliChess 4.252284+20
−20
(+15)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
15.0%
+170
1 = 0 1 0 1 1 1
–   Kingfisher 1.0 64-bit2279+28
−29
(+10)2 − 0
(+2−0=0)
100.0%
2.0 / 2
27.7%
+INF
1 1
–   Chispa 4.0.32272+18
−17
(+3)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
39.3%
+54
1 1 1 = = 0 = = 0 = 1 = 0 0 0 1 = 0 = = 1 = 1 1 1 1 1 = = = 1 0
–   Ayito 0.2.9942263+21
−21
(−6)3 − 5
(+2−4=2)
37.5%
3.0 / 8
63.4%
−95
= = 0 1 0 0 1 0
–   CT800 1.32 64-bit2263+19
−19
(−6)19.5 − 18.5
(+12−11=15)
51.3%
19.5 / 38
66.5%
0
0 1 1 1 = 1 1 = = 1 1 0 = = 1 = = = = 0 1 0 = = = 1 0 1 0 = = 0 0 = 0 1 0 0
–   Esc 1.162252+22
−22
(−17)16 − 14
(+14−12=4)
53.3%
16.0 / 30
86.3%
+7
1 1 0 1 0 = 1 1 0 1 0 0 1 = 1 1 0 = 1 0 = 0 0 0 1 1 1 1 0 0
–   RattateChess 1.0 Nosferatu2251+19
−19
(−18)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
89.5%
+15
1 0 0 1 = = = 1 0 0 0 0 0 1 1 1 1 = 1 = = = 0 1 0 = 1 1 = 1 1 0
–   Exacto 0.e 64-bit2251+18
−18
(−18)14 − 18
(+11−15=6)
43.8%
14.0 / 32
90.0%
−66
= 0 = 0 1 0 1 0 0 = 0 1 0 0 0 1 1 1 0 1 0 1 = 0 0 1 1 = = 1 0 0
–   Mango Paola Ajedrez 4.12247+19
−19
(−22)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
93.6%
+24
0 1 = 0 0 1 1 1
–   Weini 0.0.23 64-bit2240+19
−20
(−29)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
97.8%
+106
1 1 0 1 1 0 = 1 1 = 1 = 0 0 1 0 0 1 1 = 1 1 1 0 1 = 1 1 0 1 1 1
–   Atak 6.72239+28
−28
(−30)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
94.8%
−67
= = 1 0 0 = 0 1
–   Dolphin 1.0 64-bit2229+19
−18
(−40)20 − 12
(+17−9=6)
62.5%
20.0 / 32
99.8%
+52
1 0 1 0 1 1 1 0 0 0 1 = = 1 1 = 1 0 1 1 = 1 1 0 1 1 0 = = 0 1 1
–   Buzz 0.08 64-bit2229+21
−21
(−40)6 − 2
(+6−2=0)
75.0%
6.0 / 8
99.6%
+191
1 0 1 1 1 1 0 1
–   RamJet 0.132227+20
−20
(−42)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
99.8%
−4
0 1 = = = 0 1 1
–   Tiny Chess 1.46 64-bit2224+19
−19
(−45)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
99.9%
−55
1 0 = = 1 1 = 1 0 0 0 0 1 1 0 = 1 0 = 1 0 0 0 0 0 1 1 = 1 0 1 =
–   Robocide 20170718 64-bit2220+17
−17
(−49)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+93
1 1 1 = 1 0 1 1 1 1 1 1 0 1 = 1 1 = 0 0 = 0 0 1 1 = 1 0 1 1 1 =
–   Beowulf 2.4a 32-bit2217+20
−19
(−52)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
100.0%
−6
1 0 1 1 = 1 0 0
–   Joker2 0.7.7 64-bit2217+20
−20
(−52)0 − 2
(+0−2=0)
0.0%
0.0 / 2
100.0%
−INF
0 0
–   CT800 1.12 64-bit2216+22
−22
(−53)4 − 4
(+3−3=2)
50.0%
4.0 / 8
100.0%
−53
0 = = 0 0 1 1 1
–   OBender 03.2016 64-bit2214+18
−18
(−55)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+65
1 0 1 1 1 1 1 1 = 1 0 1 = 0 1 0 = 1 1 0 0 1 1 0 1 1 0 1 1 1 = 0
–   ChessKISS 1.7c 64-bit2213+19
−19
(−56)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
100.0%
−101
1 0 0 1 1 0 0 =
–   Dorpsgek Eve's Temptation 64-bit2198+14
−14
(−71)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
+45
1 1 1 1 0 1 1 0 0 1 = 1 1 0 = 0 = 1 0 1 1 1 1 0 1 = = 1 1 = 0 1
–   GopherCheck 0.2.3 64-bit2190+19
−19
(−79)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
100.0%
−202
1 = 0 0 = 0 = 0
–   Asymptote 0.1.8 64-bit2176+22
−21
(−93)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
100.0%
−138
1 0 0 0 0 1 1 =
–   Prophet3 20180811 64-bit2129+18
−18
(−140)24 − 10
(+19−5=10)
70.6%
24.0 / 34
100.0%
+2
1 1 1 0 1 = 1 0 1 0 1 1 = 1 0 = 1 1 = = = 1 1 1 = = 1 1 = 1 1 = 0 1
–   Detroid 0.9.0 64-bit2092+18
−18
(−177)21.5 − 8.5
(+17−4=9)
71.7%
21.5 / 30
100.0%
−23
0 0 1 1 = 1 1 1 1 1 = 1 = 1 1 0 = 1 = 1 1 1 1 0 = = 1 = = 1
–   Squared-chess 1.2.0 64-bit1978+22
−22
(−291)33.5 − 6.5
(+29−2=9)
83.8%
33.5 / 40
100.0%
−33
1 0 1 1 = = 1 = 1 1 1 = 1 1 1 = 1 1 1 = 1 1 1 = = 1 1 1 1 1 1 1 0 1 1 1 1 = 1 1

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