CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Zevra 1.8.6 r672 64-bit (2270+21
−21		)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 6 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Kiwi 0.6d 32-bit2421+19
−19		(+151)1 − 7
(+1−7=0)		12.5%
1.0 / 8
0.0%
−238
0 0 0 0 0 1 0 0
–   Nemeton 1.72420+18
−18		(+150)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
0.0%
+164
= 1 0
–   PostModernist 10162418+18
−18		(+148)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
0.0%
+199
1 = 0 0 1 0 1 1
–   RomiChess P3n 64-bit2415+13
−13		(+145)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
+19
0 0 0 1 = 0 = =
–   Gaia 3.5 32-bit2412+21
−21		(+142)3 − 5
(+2−4=2)		37.5%
3.0 / 8
0.0%
+54
1 0 = = 0 0 1 0
–   Patzer 3.802397+19
−19		(+127)6 − 2
(+5−1=2)		75.0%
6.0 / 8
0.0%
+303
1 0 1 1 = 1 = 1
–   Amateur 2.822395+19
−19		(+125)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−58
0 0 = = 0 1 0 0
–   Ares GB 64-bit2392+14
−14		(+122)8.5 − 21.5
(+4−17=9)
28.3%
8.5 / 30
0.0%
−29
= 0 0 = 0 0 1 = 0 0 0 0 0 0 0 = = = 0 = = 1 0 1 0 = 0 1 0 0
–   Waxman 20142391+20
−20		(+121)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+126
1 = = = 0 1 0 =
–   Galjoen 0.39 64-bit2388+16
−16		(+118)2.5 − 8.5
(+1−7=3)		22.7%
2.5 / 11
0.0%
−69
0 0 0 1 0 = 0 0 = 0 =
–   Zevra 2.1.1 r216 64-bit2381+17
−17		(+111)17 − 43
(+6−32=22)
28.3%
17.0 / 60
0.0%
−31
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
–   Jazz 721 64-bit2379+19
−19		(+109)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+29
= = = 0 0 0 = 1
–   Waxman 20172371+16
−16		(+101)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−56
= 0
–   Jumbo 0.5.3 64-bit2371+27
−27		(+101)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+27
0 = = 0 = = 1 0
–   Isa 2.0.64 64-bit2364+16
−16		(+94)4 − 11
(+1−8=6)		26.7%
4.0 / 15
0.0%
−53
= 0 0 = 1 0 0 0 = 0 = = = 0 0
–   Plisk 0.2.7d 64-bit2363+19
−19		(+93)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+55
1 0 0 0 = = 1 =
–   EveAnn 1.712336+28
−28		(+66)2.5 − 5.5
(+2−5=1)		31.3%
2.5 / 8
0.0%
−88
0 0 0 1 0 1 = 0
–   FireFly 2.7.2 64-bit2329+16
−16		(+59)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
0.0%
−61
0 0 1 0 = 0 0 1 0 1
–   EveAnn 1.722320+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-bit2315+25
−25		(+45)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.3%
−97
0 =
–   Averno 0.812314+18
−18		(+44)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.1%
−41
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-bit2302+23
−23		(+32)1 − 7
(+1−7=0)		12.5%
1.0 / 8
2.1%
−351
0 0 0 0 1 0 0 0
–   Ant 2006-F2302+19
−19		(+32)4 − 4
(+4−4=0)		50.0%
4.0 / 8
1.3%
+32
0 0 1 1 0 1 0 1
–   Fischerle 0.9.70 SE 64-bit2296+24
−24		(+26)3 − 5
(+2−4=2)		37.5%
3.0 / 8
5.4%
−61
1 0 = 0 0 0 1 =
–   Invictus r228 64-bit2292+18
−18		(+22)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
5.5%
+164
= 1
–   Chaturanga 2.4.32290+19
−19		(+20)5 − 3
(+3−1=4)		62.5%
5.0 / 8
8.3%
+89
= = = 1 = 1 1 0
–   Matilde 2008 64-bit2290+21
−21		(+20)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
9.5%
−22
0 1 = 0 = = 1 0
–   AliChess 4.252283+19
−19		(+13)5.5 − 2.5
(+5−2=1)		68.8%
5.5 / 8
17.8%
+168
1 = 0 1 0 1 1 1
–   Kingfisher 1.0 64-bit2281+29
−29		(+11)2 − 0
(+2−0=0)		100.0%
2.0 / 2
26.9%
+INF
1 1
–   Chispa 4.0.32274+17
−17		(+4)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
37.9%
+55
1 1 1 = = 0 = = 0 = 1 = 0 0 0 1 = 0 = = 1 = 1 1 1 1 1 = = = 1 0
–   Ayito 0.2.9942268+20
−20		(−2)3 − 5
(+2−4=2)		37.5%
3.0 / 8
55.7%
−91
= = 0 1 0 0 1 0
–   CT800 1.32 64-bit2264+19
−19		(−6)19.5 − 18.5
(+12−11=15)
51.3%
19.5 / 38
66.4%
0
0 1 0 = = 0 0 = 0 1 0 0 0 1 1 1 = 1 1 = = 1 1 0 = = 1 = = = = 0 1 0 = = = 1
–   Esc 1.162254+22
−22		(−16)16 − 14
(+14−12=4)
53.3%
16.0 / 30
86.1%
+8
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 Nosferatu2253+19
−19		(−17)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
88.8%
+16
0 = 1 0 0 1 = = = 1 0 0 0 0 0 1 1 1 1 = 1 = = = 0 1 1 1 = 1 1 0
–   Exacto 0.e 64-bit2252+18
−18		(−18)14 − 18
(+11−15=6)
43.8%
14.0 / 32
90.5%
−66
0 1 = 0 = 0 1 0 1 0 0 = 0 1 0 0 0 1 1 1 0 1 0 1 = 0 1 = = 1 0 0
–   Mango Paola Ajedrez 4.12246+19
−19		(−24)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
95.7%
+22
0 1 = 0 0 1 1 1
–   Weini 0.0.23 64-bit2242+19
−19		(−28)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
97.6%
+107
1 = 1 1 0 1 1 0 = 1 1 = 1 = 0 0 1 0 0 1 1 = 1 1 1 0 1 1 0 1 1 1
–   RamJet 0.132235+19
−19		(−35)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
99.3%
+2
0 1 = = = 0 1 1
–   Buzz 0.08 64-bit2235+20
−20		(−35)6 − 2
(+6−2=0)		75.0%
6.0 / 8
99.2%
+196
1 0 1 1 1 1 0 1
–   Dolphin 1.0 64-bit2231+18
−18		(−39)20 − 12
(+17−9=6)
62.5%
20.0 / 32
99.8%
+53
1 1 1 0 1 0 1 1 1 0 0 0 1 = = 1 1 = 1 0 1 1 = 1 1 0 0 = = 0 1 1
–   Atak 6.72230+28
−28		(−40)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
98.9%
−77
= = 1 0 0 = 0 1
–   Tiny Chess 1.46 64-bit2225+19
−19		(−45)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
99.9%
−55
0 1 1 0 = = 1 1 = 1 0 0 0 0 1 1 0 = 1 0 = 1 0 0 0 0 1 = 1 0 1 =
–   Robocide 20170718 64-bit2221+17
−17		(−49)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+93
1 = 1 1 1 = 1 0 1 1 1 1 1 1 0 1 = 1 1 = 0 0 = 0 0 1 1 0 1 1 1 =
–   Beowulf 2.4a 32-bit2219+19
−19		(−51)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
100.0%
−5
1 0 1 1 = 1 0 0
–   CT800 1.12 64-bit2217+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-bit2215+18
−18		(−55)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+65
1 1 1 0 1 1 1 1 1 1 = 1 0 1 = 0 1 0 = 1 1 0 0 1 1 0 0 1 1 1 = 0
–   Joker2 0.7.7 64-bit2215+20
−20		(−55)0 − 2
(+0−2=0)		0.0%
0.0 / 2
100.0%
−INF
0 0
–   ChessKISS 1.7c 64-bit2215+19
−19		(−55)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−100
1 0 0 1 1 0 0 =
–   Dorpsgek Eve's Temptation 64-bit2200+14
−14		(−70)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
+46
1 = 1 1 1 1 0 1 1 0 0 1 = 1 1 0 = 0 = 1 0 1 1 1 1 0 = 1 1 = 0 1
–   GopherCheck 0.2.3 64-bit2190+18
−18		(−80)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
100.0%
−203
1 = 0 0 = 0 = 0
–   Asymptote 0.1.8 64-bit2180+21
−21		(−90)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−135
1 0 0 0 0 1 1 =
–   Prophet3 20180811 64-bit2130+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-bit2093+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-bit1979+21
−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
862 games: 327 wins, 312 losses, 223 draws (25.9%), score: 50.9%

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021