CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Zevra 1.8.6 r672 64-bit (2225+18
−18		)Quote
Author: Oleg Smirnov (Russia) Links: github, github, SDChess
This is one of the 7 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Kiwi 0.6d 32-bit2395+16
−16		(+170)1 − 7
(+1−7=0)		12.5%
1.0 / 8
0.0%
−208
–   Nemeton 1.72392+16
−16		(+167)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
0.0%
+183
–   PostModernist 10162389+16
−16		(+164)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
0.0%
+223
–   RomiChess P3n 64-bit2385+11
−11		(+160)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
+17
–   Gaia 3.5 32-bit2381+18
−18		(+156)3 − 5
(+2−4=2)		37.5%
3.0 / 8
0.0%
+57
–   Patzer 3.802365+16
−16		(+140)6 − 2
(+5−1=2)		75.0%
6.0 / 8
0.0%
+331
–   Ares GB 64-bit2360+12
−12		(+135)8.5 − 21.5
(+4−17=9)
28.3%
8.5 / 30
0.0%
−30
–   Amateur 2.822359+16
−16		(+134)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−66
–   Waxman 20142359+18
−18		(+134)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+139
–   Galjoen 0.39 64-bit2356+14
−14		(+131)2.5 − 8.5
(+1−7=3)		22.7%
2.5 / 11
0.0%
−71
–   Zevra 2.1.1 r216 64-bit2347+15
−15		(+122)17 − 43
(+6−32=22)
28.3%
17.0 / 60
0.0%
−35
–   Jazz 721 64-bit2343+16
−16		(+118)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+25
–   Jumbo 0.5.3 64-bit2338+23
−23		(+113)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+28
–   Waxman 20172337+14
−14		(+112)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−58
–   Plisk 0.2.7d 64-bit2333+15
−15		(+108)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+64
–   Isa 2.0.64 64-bit2327+13
−13		(+102)4 − 11
(+1−8=6)		26.7%
4.0 / 15
0.0%
−62
–   EveAnn 1.712298+25
−25		(+73)2.5 − 5.5
(+2−5=1)		31.3%
2.5 / 8
0.0%
−101
–   FireFly 2.7.2 64-bit2285+12
−12		(+60)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
0.0%
−79
–   EveAnn 1.722281+13
−13		(+56)3 − 12
(+0−9=6)		20.0%
3.0 / 15
0.0%
−151
–   Asymptote 0.2.0 64-bit2275+21
−21		(+50)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−112
–   Averno 0.812269+16
−16		(+44)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.0%
−54
–   RubiChess 0.7 64-bit2261+18
−18		(+36)1 − 7
(+1−7=0)		12.5%
1.0 / 8
0.2%
−334
–   Ant 2006-F2259+17
−17		(+34)4 − 4
(+4−4=0)		50.0%
4.0 / 8
0.3%
+33
–   Fischerle 0.9.70 SE 64-bit2253+21
−21		(+28)3 − 5
(+2−4=2)		37.5%
3.0 / 8
1.8%
−70
–   Matilde 2008 64-bit2248+17
−17		(+23)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
2.8%
−27
–   Chaturanga 2.4.32245+16
−16		(+20)5 − 3
(+3−1=4)		62.5%
5.0 / 8
4.3%
+101
–   AliChess 4.252240+16
−16		(+15)5.5 − 2.5
(+5−2=1)		68.8%
5.5 / 8
10.5%
+190
–   Invictus r228 64-bit2239+14
−14		(+14)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
10.8%
+176
–   Kingfisher 1.0 64-bit2237+25
−25		(+12)2 − 0
(+2−0=0)		100.0%
2.0 / 2
22.0%
+INF
–   Chispa 4.0.32228+15
−15		(+3)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
39.2%
+62
–   Ayito 0.2.9942226+16
−16		(+1)3 − 5
(+2−4=2)		37.5%
3.0 / 8
47.5%
−102
–   CT800 1.32 64-bit2218+17
−17		(−7)19.5 − 18.5
(+12−11=15)
51.3%
19.5 / 38
72.3%
0
–   Exacto 0.e 64-bit2209+15
−15		(−16)14 − 18
(+11−15=6)
43.8%
14.0 / 32
91.2%
−73
–   RattateChess 1.0 Nosferatu2208+16
−16		(−17)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
92.2%
+22
–   Esc 1.162207+19
−19		(−18)16 − 14
(+14−12=4)
53.3%
16.0 / 30
91.3%
+10
–   Mango Paola Ajedrez 4.12199+17
−17		(−26)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
98.2%
+31
–   Weini 0.0.23 64-bit2196+17
−17		(−29)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
99.1%
+121
–   RamJet 0.132187+16
−16		(−38)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
99.9%
+7
–   Buzz 0.08 64-bit2186+17
−17		(−39)6 − 2
(+6−2=0)		75.0%
6.0 / 8
99.9%
+203
–   Dolphin 1.0 64-bit2181+16
−16		(−44)20 − 12
(+17−9=6)
62.5%
20.0 / 32
100.0%
+60
–   Atak 6.72181+24
−24		(−44)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
99.8%
−89
–   Tiny Chess 1.46 64-bit2174+16
−16		(−51)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
100.0%
−63
–   Robocide 20170718 64-bit2171+15
−15		(−54)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+104
–   Beowulf 2.4a2169+17
−17		(−56)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
100.0%
−2
–   CT800 1.12 64-bit2168+19
−19		(−57)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−57
–   OBender 03.2016 64-bit2166+16
−16		(−59)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+77
–   ChessKISS 1.7c 64-bit2166+16
−16		(−59)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−112
–   Joker2 0.7.7 64-bit2165+17
−17		(−60)0 − 2
(+0−2=0)		0.0%
0.0 / 2
100.0%
−INF
–   Dorpsgek Eve's Temptation 64-bit2151+13
−13		(−74)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
+58
–   GopherCheck 0.2.3 64-bit2137+16
−16		(−88)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
100.0%
−224
–   Asymptote 0.1.8 64-bit2122+19
−19		(−103)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−156
–   Prophet3 20180811 64-bit2072+16
−16		(−153)24 − 10
(+19−5=10)
70.6%
24.0 / 34
100.0%
+4
–   Detroid 0.9.0 64-bit2032+16
−16		(−193)21.5 − 8.5
(+17−4=9)
71.7%
21.5 / 30
100.0%
−23
–   Squared-chess 1.2.0 64-bit1907+19
−19		(−318)33.5 − 6.5
(+29−2=9)
83.8%
33.5 / 40
100.0%
−51
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 November 16, 2024