CCRL 40/40
Downloads and Statistics
June 26, 2019
Testing summary:
Total: 1'063'059 games
played by 2'482 programs
145302 CPU days (X2 4600+)

White wins: 369'504 (34.8%)
Black wins: 275'121 (25.9%)
Draws: 418'434 (39.4%)
White score: 54.4%

Engine Details

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Show each game results
Zevra 2.1.1 r216 64-bit#245‑246  (2384+18
−18
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 5 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Dorky 4.8 64-bit2553+15
−15
(+169)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
+55
0 0 0 1 = =
–   AnMon 5.662531+21
−21
(+147)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+147
1 1 0 0 = =
–   Orion 0.5 64-bit2526+14
−14
(+142)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.0%
−5
= = 0 0 0 =
–   Bagatur 1.5f 64-bit2525+18
−18
(+141)11.5 − 26.5
(+7−22=9)
30.3%
11.5 / 38
0.0%
0
0 1 = = = 0 0 0 1 0 1 0 0 1 = 0 0 0 0 0 0 0 0 0 0 = = 1 0 0 0 0 1 = 1 = 0 =
–   Bagatur 1.6c 64-bit2523+22
−22
(+139)8.5 − 23.5
(+3−18=11)
26.6%
8.5 / 32
0.0%
−18
0 = 0 0 = 0 = 0 1 0 0 = 0 0 = = 1 = 0 = = 0 0 0 = 0 = 1 0 0 0 0
–   Bagatur 1.5g 64-bit2489+27
−27
(+105)13 − 27
(+7−21=12)
32.5%
13.0 / 40
0.0%
−12
= 1 0 0 = 0 0 1 = 0 0 1 0 = 0 0 0 = 0 = = 0 = 0 = = 0 0 0 0 = 1 1 1 = 0 0 0 0 1
–   Trace 1.362482+20
−20
(+98)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−20
0 0 = 0 = 1
–   WyldChess 1.2 64-bit2466+26
−26
(+82)5 − 1
(+4−0=2)
83.3%
5.0 / 6
0.0%
+309
1 1 = 1 = 1
–   Lozza 1.18 64-bit2466+17
−17
(+82)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−179
0 0 0 0 1 0 0 =
–   Nemeton 1.82458+17
−17
(+74)13 − 27
(+10−24=6)
32.5%
13.0 / 40
0.0%
−62
1 0 = 1 0 1 0 = = 0 0 0 0 1 0 1 0 0 1 = = 0 0 0 0 0 0 1 0 1 0 0 1 = 1 0 0 0 0 0
–   Topple 0.2.1 64-bit2457+18
−18
(+73)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−77
= = 0 = = 0 0 0
–   FrankWalter 2.2.8 64-bit2457+20
−20
(+73)9.5 − 36.5
(+5−32=9)
20.7%
9.5 / 46
0.0%
−152
0 0 0 0 0 1 0 0 0 0 0 = 0 0 = 0 = 0 0 0 = 1 0 0 = 0 1 0 0 0 0 1 0 = = 0 0 1 0 0 = = 0 0 0 0
–   Axolotl 1.8 64-bit2447+20
−20
(+63)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−87
0 = = 0
–   FrankWalter 2.3.3 64-bit2446+20
−20
(+62)20.5 − 19.5
(+16−15=9)
51.3%
20.5 / 40
0.0%
+70
1 0 = = 0 0 1 1 0 1 0 = 0 = 1 1 = 1 1 = = 0 1 1 0 0 1 = 0 1 0 0 1 0 1 0 = 1 0 1
–   Tunguska 1.1 64-bit2445+26
−26
(+61)6 − 11
(+4−9=4)
35.3%
6.0 / 17
0.0%
−44
0 = 0 = 0 0 0 1 0 1 0 1 1 0 = = 0
–   Bumblebee 1.0.36898e1 64-bit2445+19
−19
(+61)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+33
= 0 = = 1 = = 0 1 0
–   Eeyore 1.52 64-bit2444+18
−18
(+60)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+7
= 1 = 0 0 =
–   Mephisto Gideon Professional2443+28
−28
(+59)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−147
0 = = 0 0 = 0 0
–   Teki 2 64-bit2441+17
−17
(+57)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−85
= 0
–   Arasan 10.12439+28
−28
(+55)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.1%
+202
= = 1 1 = 1
–   Nemeton 1.62437+24
−24
(+53)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
0.0%
+122
1 = 0 1 0 1
–   Snitch 1.6.2 64-bit2434+22
−22
(+50)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−23
= = 0 0 1 = 0 =
–   Taltos rev118 64-bit2434+20
−19
(+50)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+50
1 0
–   Bearded N44.5 64-bit2433+21
−21
(+49)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.0%
+21
0 1 = 0 1 = 0 1 = 1 0 0
–   King of Kings 2.562432+23
−23
(+48)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.1%
+INF
1 1
–   GreKo 7.2 32-bit2428+33
−33
(+44)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
1.1%
−15
0 = 0 1 1 0
–   Cmcchess 2.6 64-bit2419+17
−17
(+35)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.3%
+35
1 = = 0 = = 0 1
–   PostModernist 10162419+19
−18
(+35)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.4%
+187
1 1 = = 1 =
–   RomiChess P3n 64-bit2413+14
−14
(+29)4 − 13
(+2−11=4)
23.5%
4.0 / 17
0.6%
−165
= 0 0 = 1 0 0 = 0 0 0 0 0 0 1 0 =
–   Gaia 3.5 64-bit2411+22
−22
(+27)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
3.1%
−42
1 0 0 0 1 =
–   Ifrit m1.8 64-bit2411+18
−18
(+27)2 − 4
(+1−3=2)
33.3%
2.0 / 6
1.8%
−83
= 0 0 = 1 0
–   Diablo 0.5.12410+18
−18
(+26)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
2.4%
−131
= 0 = 0 = 0
–   KnightDreamer 3.32409+32
−32
(+25)6.5 − 1.5
(+6−1=1)
81.3%
6.5 / 8
9.0%
+285
1 1 1 1 0 1 1 =
–   Jonesy 1.0 64-bit2409+21
−21
(+25)2 − 2
(+1−1=2)
50.0%
2.0 / 4
3.7%
+35
= 0 1 =
–   Queen 4.032408+18
−18
(+24)3 − 3
(+2−2=2)
50.0%
3.0 / 6
3.1%
+24
= = 1 0 1 0
–   Dragon 4.62405+18
−18
(+21)3 − 3
(+3−3=0)
50.0%
3.0 / 6
5.4%
+21
0 0 1 1 1 0
–   Patzer 3.802402+20
−20
(+18)1 − 1
(+1−1=0)
50.0%
1.0 / 2
9.6%
+18
0 1
–   Myrddin 0.87 64-bit2394+14
−14
(+10)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
19.0%
−76
= 1 0 = = = 0 = 0 0
–   Popochin 4.1 64-bit2391+17
−18
(+7)1 − 7
(+1−7=0)
12.5%
1.0 / 8
28.5%
−378
0 0 1 0 0 0 0 0
–   Amateur 2.822389+20
−20
(+5)4 − 2
(+3−1=2)
66.7%
4.0 / 6
36.5%
+115
= 0 1 = 1 1
–   Galjoen 0.39 64-bit2385+17
−17
(+1)7 − 5
(+6−4=2)
58.3%
7.0 / 12
48.1%
+64
0 = 1 1 1 0 0 1 1 1 = 0
–   Ares GB 64-bit2385+15
−15
(+1)20 − 25
(+15−20=10)
44.4%
20.0 / 45
45.1%
−39
1 0 = 0 0 = 0 1 1 1 0 1 = 1 0 0 0 1 1 = = = 1 0 1 0 0 = 0 1 0 0 0 0 1 0 0 = 0 1 1 0 = = 1
–   Thor's Hammer 2.28 32-bit2384+23
−23
(0)3 − 3
(+2−2=2)
50.0%
3.0 / 6
49.0%
0
1 = 0 1 = 0
–   Comet B682383+19
−19
(−1)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
52.9%
+44
= 1 1 0 = =
–   Jumbo 0.5.3 64-bit2370+27
−27
(−14)4 − 2
(+4−2=0)
66.7%
4.0 / 6
80.4%
+135
1 1 0 1 1 0
–   Amateur 2.862370+24
−24
(−14)16 − 16
(+13−13=6)
50.0%
16.0 / 32
82.5%
−12
= = 0 0 1 1 0 1 1 1 = 0 = 1 = 1 0 = 0 0 1 1 1 0 1 1 0 1 0 0 0 0
–   Waxman 20172368+17
−17
(−16)6 − 6
(+4−4=4)
50.0%
6.0 / 12
90.1%
−12
1 0 1 0 = 0 1 = 0 = 1 =
–   Isa 2.0.83 64-bit2368+67
−68
(−16)4 − 4
(+3−3=2)
50.0%
4.0 / 8
67.7%
−22
0 1 = 0 0 1 = 1
–   Napoleon 1.81 64-bit2366+89
−89
(−18)3 − 1
(+2−0=2)
75.0%
3.0 / 4
65.7%
+120
1 = 1 =
–   Isa 2.0.64 64-bit2359+16
−16
(−25)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
98.0%
+7
0 1 0 1 1 0 1 0 1 0 1 =
–   Plisk 0.2.7d 64-bit2358+20
−20
(−26)3 − 3
(+3−3=0)
50.0%
3.0 / 6
97.3%
−26
0 1 1 0 0 1
–   RomiChess P3m 64-bit2354+28
−28
(−30)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
96.2%
−225
0 0 = 0 1 0
–   Dirty 0.99z2352+34
−34
(−32)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
94.8%
+36
0 1 0 1 1 =
–   KnightX 1.94 64-bit2351+22
−22
(−33)3 − 1
(+3−1=0)
75.0%
3.0 / 4
98.8%
+194
1 0 1 1
–   Napoleon 1.8 64-bit2338+17
−17
(−46)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
+33
= 1 1 = 1 = 0 =
–   Asterisk 0.62330+18
−18
(−54)3 − 3
(+3−3=0)
50.0%
3.0 / 6
100.0%
−54
1 1 1 0 0 0
–   FireFly 2.7.2 64-bit2329+16
−16
(−55)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−55
1 = = 1 0 = 1 0 = 1 0 = = 0
–   Der Bringer 1.92322+23
−23
(−62)23 − 9
(+21−7=4)
71.9%
23.0 / 32
100.0%
+113
1 1 1 0 1 1 = 1 1 1 1 1 1 = 0 1 1 0 0 1 1 = 0 1 0 1 1 1 0 1 = 1
–   WChess 1.062320+15
−15
(−64)23.5 − 16.5
(+17−10=13)
58.8%
23.5 / 40
100.0%
−3
1 0 1 = 1 0 1 1 = 1 0 1 1 0 = 1 = 1 = 0 1 = = 0 = 0 1 = 1 1 = 0 0 = = 1 1 0 1 =
–   Googleplex Starthinker 1.4 64-bit2320+18
−18
(−64)35 − 12
(+29−6=12)
74.5%
35.0 / 47
100.0%
+114
1 1 1 1 0 1 0 1 1 1 = 1 = = 1 0 = 0 1 = 1 1 1 1 1 = = 0 1 1 1 1 = = 1 = 1 1 1 0 = 1 1 = 1 1 1
–   KnightX 1.93 64-bit2319+20
−20
(−65)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+27
= 1 0 1
–   EveAnn 1.722318+16
−16
(−66)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−12
1 1 0 = = =
–   EveAnn 1.71a2318+21
−21
(−66)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+26
= 1 0 1
–   Averno 0.812312+19
−19
(−72)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+75
1 = = 1 = 1
–   RubiChess 0.7 64-bit2302+25
−25
(−82)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
100.0%
−134
= 1 = 0 0 =
–   Rival 1.0.1 64-bit2302+23
−23
(−82)17.5 − 12.5
(+15−10=5)
58.3%
17.5 / 30
100.0%
−17
0 0 1 1 1 1 = 1 1 0 0 0 1 = 1 0 0 1 1 = 1 0 = 0 1 0 1 1 = 1
–   Joker 1.1.142300+19
−19
(−84)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+66
1 1 1 1 0 0
–   Sungorus 1.4 64-bit2298+18
−18
(−86)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−145
0 0 0 = 1 1
–   CT800 1.34 64-bit2298+23
−23
(−86)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+34
= 1 1 = 1 0 1 =
–   Chaturanga 2.4.32289+19
−19
(−95)3 − 3
(+1−1=4)
50.0%
3.0 / 6
100.0%
−88
1 = 0 = = =
–   Invictus r228 64-bit2288+19
−18
(−96)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−55
1 = 0 0 0 1 1 = 1 =
–   Matilde 2008 64-bit2288+23
−23
(−96)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+227
1 1 1 0 1 1
–   AliChess 4.252283+20
−20
(−101)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−168
1 0 0 0 = 1
–   Barbarossa 0.5.0 64-bit2282+19
−19
(−102)27 − 17
(+25−15=4)
61.4%
27.0 / 44
100.0%
−10
1 1 1 1 0 0 1 1 1 0 1 1 1 1 1 0 0 1 1 0 0 1 1 1 1 1 0 1 0 1 0 0 = 0 1 1 0 = 0 0 1 = 1 =
–   Kingfisher 1.0 64-bit2279+29
−29
(−105)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−52
= 1 0 = 1 =
–   Zevra 1.8.6 r672 64-bit2269+20
−21
(−115)43 − 17
(+32−6=22)
71.7%
43.0 / 60
100.0%
+27
1 = = = 1 = 1 0 1 = 0 1 = = 1 0 1 0 1 = 1 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 = = 1 1 = = = 1 = 1 1 1 1 0 = = 1 0 1 = 1 = = 1
–   Ayito 0.2.9942264+21
−21
(−120)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+76
1 1 1 0 1 =
–   CT800 1.30 64-bit2255+20
−20
(−129)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+21
1 0 0 1 1 1
–   RattateChess 1.0 Nosferatu2251+19
−19
(−133)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−133
= = 1 1 0 0
–   Exacto 0.e 64-bit2250+18
−18
(−134)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−134
1 0 1 0 = =
–   Beowulf 2.4a 64-bit2248+18
−18
(−136)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
−17
1 = 0 = 1 1
–   Mango Paola Ajedrez 4.12248+19
−19
(−136)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+91
1 1 = 1 = 1
–   Dolphin 1.0 64-bit2229+18
−19
(−155)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   RamJet 0.132228+20
−20
(−156)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+34
1 1 = 1 1 0
–   Buzz 0.08 64-bit2228+21
−21
(−156)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+206
1 = 1 1 1 1
–   Tiny Chess 1.46 64-bit2224+19
−19
(−160)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+90
1 1 = 1 = 1 1 1 1 =
–   OBender 03.2016 64-bit2214+18
−18
(−170)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
−22
= = = 1 1 1
–   Neurosis 2.32210+27
−27
(−174)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   Latista (Sinobyl) 1.52202+24
−24
(−182)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
100.0%
−376
0 1 0 0 0 =
–   GopherCheck 0.2.3 64-bit2190+19
−19
(−194)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+6
1 = 0 1 1 1
–   Asymptote 0.1.8 64-bit2176+22
−22
(−208)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+154
1 1 1 = 1 1
–   Embla 2.0.0 64-bit2171+19
−19
(−213)27 − 9
(+23−5=8)
75.0%
27.0 / 36
100.0%
−27
0 0 0 1 1 1 1 1 = = 1 = 1 1 1 1 1 0 1 1 1 1 = = 1 = 1 1 1 = = 1 1 1 0 1
–   Clever Girl r185 64-bit2161+24
−24
(−223)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+66
1 1 1 =
–   Chesley r323 64-bit2160+22
−22
(−224)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+134
1 1 = 1 1 1

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on June 26, 2019