CCRL 40/15
Downloads and Statistics
January 18, 2020
Testing summary:
Total: 1'114'202 games
played by 2'605 programs

White wins: 385'748 (34.6%)
Black wins: 286'303 (25.7%)
Draws: 442'151 (39.7%)
White score: 54.5%

Engine Details

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Show each game results
Zevra 2.1.1 r216 64-bit (2379+17
−17
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 6 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Delocto 0.6 64-bit2577+15
−15
(+198)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Coiled 0.6 64-bit2576+13
−13
(+197)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+197
–   Dorky 4.8 64-bit2553+14
−15
(+174)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
+21
–   Detroid 1.0.1 64-bit2544+25
−24
(+165)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−118
–   AnMon 5.662530+20
−20
(+151)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+151
–   FrankWalter 2.4.0 64-bit2529+18
−18
(+150)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
0
–   Orion 0.5 64-bit2526+14
−14
(+147)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.0%
0
–   Bagatur 1.5f 64-bit2525+18
−18
(+146)11.5 − 26.5
(+7−22=9)
30.3%
11.5 / 38
0.0%
+5
–   Bagatur 1.6c 64-bit2522+22
−22
(+143)8.5 − 23.5
(+3−18=11)
26.6%
8.5 / 32
0.0%
−14
–   Bagatur 1.5g 64-bit2496+26
−26
(+117)13 − 27
(+7−21=12)
32.5%
13.0 / 40
0.0%
0
–   Trace 1.362482+20
−20
(+103)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−15
–   Drosophila 1.5.1 64-bit2476+15
−15
(+97)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Lozza 1.18 64-bit2468+16
−16
(+89)1.5 − 10.5
(+1−10=1)
12.5%
1.5 / 12
0.0%
−255
–   WyldChess 1.2 64-bit2467+26
−26
(+88)5 − 1
(+4−0=2)
83.3%
5.0 / 6
0.0%
+315
–   Nemeton 1.812467+25
−25
(+88)2.5 − 13.5
(+1−12=3)
15.6%
2.5 / 16
0.0%
−187
–   Nemeton 1.82458+17
−17
(+79)13 − 27
(+10−24=6)
32.5%
13.0 / 40
0.0%
−57
–   Topple 0.2.1 64-bit2458+18
−18
(+79)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−71
–   FrankWalter 2.2.8 64-bit2457+20
−20
(+78)9.5 − 36.5
(+5−32=9)
20.7%
9.5 / 46
0.0%
−147
–   FrankWalter 2.3.3 64-bit2446+20
−20
(+67)20.5 − 19.5
(+16−15=9)
51.3%
20.5 / 40
0.0%
+75
–   Bumblebee 1.0.36898e1 64-bit2445+19
−19
(+66)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+38
–   Eeyore 1.52 64-bit2445+18
−18
(+66)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+13
–   Mephisto Gideon Professional2444+25
−25
(+65)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−141
–   Axolotl 1.8 64-bit2444+19
−19
(+65)2 − 4
(+0−2=4)
33.3%
2.0 / 6
0.0%
−24
–   Arasan 10.12442+27
−27
(+63)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.0%
+210
–   Teki 2 64-bit2441+17
−17
(+62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−80
–   Tunguska 1.1 64-bit2439+22
−22
(+60)8.5 − 11.5
(+6−9=5)
42.5%
8.5 / 20
0.0%
+3
–   Nemeton 1.62438+24
−24
(+59)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
0.0%
+128
–   Bearded N44.5 64-bit2436+20
−21
(+57)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.0%
+29
–   Taltos rev118 64-bit2435+19
−19
(+56)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+56
–   King of Kings 2.562433+22
−22
(+54)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.0%
+INF
–   Snitch 1.6.2 64-bit2432+21
−21
(+53)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−20
–   GreKo 7.2 32-bit2428+33
−33
(+49)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.4%
−10
–   PostModernist 10162420+18
−18
(+41)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.1%
+193
–   Cmcchess 2.6 64-bit2420+17
−17
(+41)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−21
–   RomiChess P3n 64-bit2414+14
−14
(+35)5.5 − 14.5
(+3−12=5)
27.5%
5.5 / 20
0.1%
−128
–   Gaia 3.5 64-bit2412+22
−22
(+33)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
1.0%
−36
–   Diablo 0.5.12411+18
−18
(+32)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.5%
−125
–   Ifrit m1.8 64-bit2411+18
−18
(+32)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.5%
−78
–   Jonesy 1.0 64-bit2409+21
−21
(+30)2 − 2
(+1−1=2)
50.0%
2.0 / 4
1.3%
+40
–   Queen 4.032409+18
−18
(+30)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.9%
+30
–   Dragon 4.62405+17
−18
(+26)3 − 3
(+3−3=0)
50.0%
3.0 / 6
1.8%
+26
–   KnightDreamer 3.32403+29
−29
(+24)7 − 3
(+6−2=2)
70.0%
7.0 / 10
7.9%
+175
–   Patzer 3.802400+19
−20
(+21)1 − 1
(+1−1=0)
50.0%
1.0 / 2
5.3%
+21
–   Myrddin 0.87 64-bit2396+14
−14
(+17)4 − 8
(+1−5=6)
33.3%
4.0 / 12
6.4%
−81
–   Popochin 4.1 64-bit2393+17
−17
(+14)3.5 − 8.5
(+3−8=1)
29.2%
3.5 / 12
12.4%
−155
–   Amateur 2.822391+20
−20
(+12)4 − 2
(+3−1=2)
66.7%
4.0 / 6
17.9%
+122
–   Ares GB 64-bit2388+14
−15
(+9)22 − 30
(+15−23=14)
42.3%
22.0 / 52
19.6%
−44
–   Galjoen 0.39 64-bit2385+16
−16
(+6)8 − 6
(+6−4=4)
57.1%
8.0 / 14
28.3%
+55
–   Comet B682383+19
−19
(+4)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
36.6%
+49
–   Thor's Hammer 2.28 32-bit2379+22
−22
(0)5 − 3
(+4−2=2)
62.5%
5.0 / 8
47.7%
+89
–   Amateur 2.862370+24
−24
(−9)16 − 16
(+13−13=6)
50.0%
16.0 / 32
71.5%
−7
–   Waxman 20172370+16
−16
(−9)6 − 6
(+4−4=4)
50.0%
6.0 / 12
77.2%
−5
–   Jumbo 0.5.3 64-bit2370+27
−27
(−9)4 − 2
(+4−2=0)
66.7%
4.0 / 6
70.2%
+140
–   Isa 2.0.83 64-bit2365+38
−38
(−14)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
73.6%
−55
–   Isa 2.0.64 64-bit2362+16
−16
(−17)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
92.0%
+15
–   Plisk 0.2.7d 64-bit2359+19
−19
(−20)3 − 5
(+3−5=0)
37.5%
3.0 / 8
93.2%
−132
–   RomiChess P3m 64-bit2356+27
−27
(−23)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
91.1%
−218
–   Dirty 0.99z2353+34
−34
(−26)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
90.9%
+42
–   KnightX 1.94 64-bit2351+22
−22
(−28)3 − 1
(+3−1=0)
75.0%
3.0 / 4
97.5%
+199
–   Barbarossa 0.6.0 64-bit2346+48
−49
(−33)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
88.9%
+108
–   Napoleon 1.8 64-bit2338+17
−17
(−41)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
+58
–   Asterisk 0.62331+18
−18
(−48)3 − 3
(+3−3=0)
50.0%
3.0 / 6
100.0%
−48
–   FireFly 2.7.2 64-bit2329+16
−16
(−50)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−50
–   Der Bringer 1.92322+23
−23
(−57)23 − 9
(+21−7=4)
71.9%
23.0 / 32
100.0%
+118
–   WChess 1.062321+15
−15
(−58)23.5 − 16.5
(+17−10=13)
58.8%
23.5 / 40
100.0%
+2
–   Googleplex Starthinker 1.4 64-bit2320+17
−17
(−59)36.5 − 13.5
(+30−7=13)
73.0%
36.5 / 50
100.0%
+106
–   EveAnn 1.722319+16
−16
(−60)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−6
–   KnightX 1.93 64-bit2319+20
−20
(−60)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+32
–   EveAnn 1.71a2318+21
−21
(−61)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+31
–   Averno 0.812312+19
−19
(−67)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+80
–   RubiChess 0.7 64-bit2304+24
−24
(−75)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
100.0%
−127
–   Rival 1.0.1 64-bit2301+24
−24
(−78)17.5 − 12.5
(+15−10=5)
58.3%
17.5 / 30
100.0%
−13
–   Joker 1.1.142301+19
−19
(−78)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+72
–   Sungorus 1.4 64-bit2298+18
−18
(−81)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−140
–   CT800 1.34 64-bit2296+21
−21
(−83)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+38
–   Invictus r228 64-bit2291+18
−18
(−88)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−47
–   Matilde 2008 64-bit2291+22
−22
(−88)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+235
–   Chaturanga 2.4.32290+19
−19
(−89)3 − 3
(+1−1=4)
50.0%
3.0 / 6
100.0%
−82
–   AliChess 4.252284+20
−20
(−95)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−162
–   Kingfisher 1.0 64-bit2279+29
−29
(−100)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−47
–   Barbarossa 0.5.0 64-bit2275+19
−19
(−104)27 − 17
(+25−15=4)
61.4%
27.0 / 44
100.0%
−12
–   Zevra 1.8.6 r672 64-bit2269+20
−21
(−110)43 − 17
(+32−6=22)
71.7%
43.0 / 60
100.0%
+32
–   Ayito 0.2.9942265+21
−21
(−114)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+82
–   CT800 1.30 64-bit2255+20
−20
(−124)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+26
–   RattateChess 1.0 Nosferatu2252+19
−19
(−127)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−127
–   Exacto 0.e 64-bit2251+18
−18
(−128)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−128
–   Beowulf 2.4a 64-bit2249+18
−18
(−130)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
−11
–   Mango Paola Ajedrez 4.12247+19
−19
(−132)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+95
–   Buzz 0.08 64-bit2230+21
−21
(−149)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+213
–   Dolphin 1.0 64-bit2230+18
−18
(−149)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
–   RamJet 0.132228+20
−20
(−151)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+39
–   Tiny Chess 1.46 64-bit2225+19
−19
(−154)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+96
–   OBender 03.2016 64-bit2214+18
−18
(−165)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
−17
–   Neurosis 2.32213+26
−26
(−166)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
–   Latista (Sinobyl) 1.52204+23
−23
(−175)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
100.0%
−369
–   GopherCheck 0.2.3 64-bit2190+19
−19
(−189)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+11
–   Asymptote 0.1.8 64-bit2176+22
−22
(−203)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+159
–   Embla 2.0.0 64-bit2171+19
−19
(−208)27 − 9
(+23−5=8)
75.0%
27.0 / 36
100.0%
−22
–   Clever Girl r185 64-bit2169+22
−22
(−210)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+79
–   Chesley r323 64-bit2159+22
−22
(−220)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+138

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Created in 2005-2013 by CCRL team
Last games added on January 18, 2020