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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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-bit2576+15
−15
(+197)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Coiled 0.6 64-bit2573+13
−13
(+194)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+194
0 1 = =
–   Dorky 4.8 64-bit2552+15
−15
(+173)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
+20
= = 0 0 0 1 1 0 0 0
–   Detroid 1.0.1 64-bit2536+26
−26
(+157)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−126
= 0 0 0
–   FrankWalter 2.4.0 64-bit2531+19
−19
(+152)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+1
= = 0 0
–   AnMon 5.662530+21
−21
(+151)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+151
= = 1 1 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
0 = = = 0 0
–   Bagatur 1.5f 64-bit2524+18
−18
(+145)11.5 − 26.5
(+7−22=9)
30.3%
11.5 / 38
0.0%
+4
0 = 1 = 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 =
–   Bagatur 1.6c 64-bit2522+22
−22
(+143)8.5 − 23.5
(+3−18=11)
26.6%
8.5 / 32
0.0%
−14
0 = 0 0 = 0 = 0 1 0 0 = 0 0 = = 1 = 0 = = 0 0 0 = 0 = 1 0 0 0 0
–   RookieMonster 1.6.7 64-bit2521+44
−44
(+142)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+142
0 1 1 0
–   Bagatur 1.5g 64-bit2496+26
−26
(+117)13 − 27
(+7−21=12)
32.5%
13.0 / 40
0.0%
0
= 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
(+103)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−15
= 1 0 0 = 0
–   Drosophila 1.5.1 64-bit2478+15
−15
(+99)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Nemeton 1.812471+26
−26
(+92)2.5 − 13.5
(+1−12=3)
15.6%
2.5 / 16
0.0%
−183
= 0 1 0 0 0 0 = 0 0 0 = 0 0 0 0
–   Lozza 1.18 64-bit2468+16
−16
(+89)1.5 − 10.5
(+1−10=1)
12.5%
1.5 / 12
0.0%
−255
1 0 0 0 0 0 0 = 0 0 0 0
–   WyldChess 1.2 64-bit2466+26
−26
(+87)5 − 1
(+4−0=2)
83.3%
5.0 / 6
0.0%
+314
= 1 1 1 = 1
–   Nemeton 1.82458+17
−17
(+79)13 − 27
(+10−24=6)
32.5%
13.0 / 40
0.0%
−57
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
(+78)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−72
= 0 = = 0 = 0 0
–   FrankWalter 2.2.8 64-bit2456+20
−20
(+77)9.5 − 36.5
(+5−32=9)
20.7%
9.5 / 46
0.0%
−148
0 0 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
–   FrankWalter 2.3.3 64-bit2446+20
−20
(+67)20.5 − 19.5
(+16−15=9)
51.3%
20.5 / 40
0.0%
+75
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
–   Bumblebee 1.0.36898e1 64-bit2445+19
−19
(+66)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+38
1 = = 0 = = = 0 1 0
–   Axolotl 1.8 64-bit2444+19
−19
(+65)2 − 4
(+0−2=4)
33.3%
2.0 / 6
0.0%
−24
0 = = = = 0
–   Eeyore 1.52 64-bit2444+18
−18
(+65)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+12
0 = = 1 = 0
–   Mephisto Gideon Professional2444+25
−25
(+65)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−141
0 = 0 = = 0 0 0
–   Arasan 10.12441+27
−27
(+62)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.0%
+209
1 1 = 1 = =
–   Teki 2 64-bit2440+17
−17
(+61)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−81
= 0
–   Nemeton 1.62438+24
−24
(+59)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
0.0%
+128
0 1 0 1 1 =
–   Tunguska 1.1 64-bit2437+22
−22
(+58)8.5 − 11.5
(+6−9=5)
42.5%
8.5 / 20
0.0%
+1
0 0 0 1 0 1 0 0 = 0 = = 1 = = 0 1 1 0 1
–   Bearded N44.5 64-bit2436+21
−21
(+57)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.0%
+29
1 = 0 1 = 0 1 = 1 0 0 0
–   Taltos rev118 64-bit2435+19
−19
(+56)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+56
1 0
–   King of Kings 2.562433+22
−22
(+54)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.0%
+INF
1 1
–   Snitch 1.6.2 64-bit2432+21
−21
(+53)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−20
1 = = = 0 0 0 =
–   GreKo 7.2 32-bit2428+33
−33
(+49)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.5%
−10
0 1 1 0 0 =
–   Cmcchess 2.6 64-bit2420+17
−17
(+41)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−21
= = 1 = = 0 0 0 1 0
–   PostModernist 10162419+18
−19
(+40)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.1%
+192
= = 1 = 1 1
–   RomiChess P3n 64-bit2415+14
−14
(+36)5.5 − 14.5
(+3−12=5)
27.5%
5.5 / 20
0.1%
−127
0 = = 0 = 1 0 0 = 0 0 = 0 0 1 0 0 0 0 1
–   Ifrit m1.8 64-bit2411+18
−18
(+32)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.5%
−78
1 0 = 0 0 =
–   Diablo 0.5.12411+18
−18
(+32)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.5%
−125
= 0 = 0 = 0
–   Gaia 3.5 64-bit2411+22
−22
(+32)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
1.0%
−37
0 0 0 1 = 1
–   Jonesy 1.0 64-bit2409+21
−21
(+30)2 − 2
(+1−1=2)
50.0%
2.0 / 4
1.3%
+40
= 0 1 =
–   Queen 4.032408+18
−18
(+29)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.9%
+29
1 0 = = 1 0
–   Dragon 4.62405+18
−18
(+26)3 − 3
(+3−3=0)
50.0%
3.0 / 6
1.9%
+26
1 0 0 0 1 1
–   KnightDreamer 3.32402+30
−30
(+23)7 − 3
(+6−2=2)
70.0%
7.0 / 10
9.5%
+174
1 0 1 1 1 1 = 0 1 =
–   Patzer 3.802400+19
−19
(+21)1 − 1
(+1−1=0)
50.0%
1.0 / 2
5.7%
+21
0 1
–   Myrddin 0.87 64-bit2395+14
−14
(+16)4 − 8
(+1−5=6)
33.3%
4.0 / 12
6.8%
−82
= = 0 1 0 = = 0 0 = = 0
–   Popochin 4.1 64-bit2393+17
−17
(+14)3.5 − 8.5
(+3−8=1)
29.2%
3.5 / 12
12.6%
−155
0 0 0 0 1 = 1 0 0 0 1 0
–   Amateur 2.822391+20
−20
(+12)4 − 2
(+3−1=2)
66.7%
4.0 / 6
17.0%
+122
1 = 1 1 = 0
–   Galjoen 0.39 64-bit2386+16
−16
(+7)8 − 6
(+6−4=4)
57.1%
8.0 / 14
28.0%
+56
1 1 1 0 = = 0 1 0 0 1 = = 1
–   Ares GB 64-bit2385+15
−15
(+6)22 − 30
(+15−23=14)
42.3%
22.0 / 52
27.2%
−47
= 0 0 = 1 0 0 1 1 0 0 0 = 1 = = 0 1 0 0 0 0 1 = = = 0 0 0 = = 1 0 0 = 1 0 0 0 1 1 = 0 1 1 1 = 0 1 1 = 0
–   Comet B682384+19
−19
(+5)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
35.1%
+50
1 0 = = = 1
–   Thor's Hammer 2.28 32-bit2379+23
−23
(0)5 − 3
(+4−2=2)
62.5%
5.0 / 8
48.3%
+89
= 0 1 = 0 1 1 1
–   Barbarossa 0.6.0 64-bit2373+57
−57
(−6)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
57.0%
+135
1 =
–   Waxman 20172370+16
−16
(−9)6 − 6
(+4−4=4)
50.0%
6.0 / 12
77.3%
−5
1 0 1 = = 1 0 = 0 0 1 =
–   Amateur 2.862370+24
−24
(−9)16 − 16
(+13−13=6)
50.0%
16.0 / 32
72.3%
−7
= = 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
–   Jumbo 0.5.3 64-bit2370+27
−27
(−9)4 − 2
(+4−2=0)
66.7%
4.0 / 6
70.3%
+140
0 1 1 0 1 1
–   Isa 2.0.83 64-bit2364+42
−42
(−15)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
73.1%
−56
1 = 0 0 = 0 1 = 1 0
–   Isa 2.0.64 64-bit2361+16
−16
(−18)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
93.3%
+14
0 1 0 1 1 0 1 = 1 1 0 0
–   Plisk 0.2.7d 64-bit2358+19
−19
(−21)3 − 5
(+3−5=0)
37.5%
3.0 / 8
93.7%
−133
1 0 0 1 0 1 0 0
–   RomiChess P3m 64-bit2354+28
−28
(−25)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
92.8%
−220
= 0 1 0 0 0
–   Dirty 0.99z2352+34
−34
(−27)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
91.1%
+41
0 1 1 = 0 1
–   KnightX 1.94 64-bit2351+22
−22
(−28)3 − 1
(+3−1=0)
75.0%
3.0 / 4
97.5%
+199
1 0 1 1
–   Napoleon 1.8 64-bit2338+17
−17
(−41)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
+58
= 1 0 = 1 1 = 1 = = 1 =
–   Asterisk 0.62330+18
−18
(−49)3 − 3
(+3−3=0)
50.0%
3.0 / 6
100.0%
−49
0 0 1 1 1 0
–   FireFly 2.7.2 64-bit2329+16
−16
(−50)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−50
= 1 0 = 1 = = 0 1 0 = 0 = 1
–   Der Bringer 1.92322+23
−23
(−57)23 − 9
(+21−7=4)
71.9%
23.0 / 32
100.0%
+118
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
–   Googleplex Starthinker 1.4 64-bit2320+17
−17
(−59)36.5 − 13.5
(+30−7=13)
73.0%
36.5 / 50
100.0%
+106
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 1 = 1 0 = 1 1 = 1 1 0
–   WChess 1.062320+15
−15
(−59)23.5 − 16.5
(+17−10=13)
58.8%
23.5 / 40
100.0%
+1
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 =
–   EveAnn 1.722319+16
−16
(−60)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−6
0 = = = 1 1
–   KnightX 1.93 64-bit2319+20
−20
(−60)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+32
= 1 0 1
–   EveAnn 1.71a2318+21
−21
(−61)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+31
= 1 0 1
–   Averno 0.812312+19
−19
(−67)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+80
= 1 = 1 1 =
–   RubiChess 0.7 64-bit2304+25
−24
(−75)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
100.0%
−127
0 = = 1 = 0
–   Joker 1.1.142301+19
−19
(−78)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+72
1 1 0 0 1 1
–   Rival 1.0.1 64-bit2301+23
−24
(−78)17.5 − 12.5
(+15−10=5)
58.3%
17.5 / 30
100.0%
−13
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
–   Sungorus 1.4 64-bit2298+18
−18
(−81)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−140
1 1 0 0 0 =
–   CT800 1.34 64-bit2296+22
−22
(−83)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+37
= 1 1 1 = 1 0 =
–   Matilde 2008 64-bit2291+22
−23
(−88)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+235
1 0 1 1 1 1
–   Invictus r228 64-bit2290+18
−18
(−89)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−48
0 0 0 1 1 = 1 = 1 =
–   Chaturanga 2.4.32289+19
−19
(−90)3 − 3
(+1−1=4)
50.0%
3.0 / 6
100.0%
−83
0 = = = 1 =
–   AliChess 4.252284+20
−20
(−95)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−162
0 0 = 1 1 0
–   Kingfisher 1.0 64-bit2279+28
−29
(−100)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−47
0 = 1 = = 1
–   Barbarossa 0.5.0 64-bit2275+19
−19
(−104)27 − 17
(+25−15=4)
61.4%
27.0 / 44
100.0%
−12
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 =
–   Zevra 1.8.6 r672 64-bit2269+21
−21
(−110)43 − 17
(+32−6=22)
71.7%
43.0 / 60
100.0%
+32
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 0.2.9942263+21
−21
(−116)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+80
1 0 1 = 1 1
–   CT800 1.30 64-bit2255+20
−20
(−124)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+26
0 1 1 1 1 0
–   RattateChess 1.0 Nosferatu2251+19
−19
(−128)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−128
1 1 0 0 = =
–   Exacto 0.e 64-bit2251+18
−18
(−128)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−128
= = 1 0 1 0
–   Beowulf 2.4a 64-bit2249+18
−18
(−130)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
−11
0 = 1 1 1 =
–   Mango Paola Ajedrez 4.12247+19
−19
(−132)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+95
= 1 = 1 1 1
–   Buzz 0.08 64-bit2229+21
−21
(−150)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+212
1 1 1 1 1 =
–   Dolphin 1.0 64-bit2229+19
−18
(−150)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   RamJet 0.132227+20
−20
(−152)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+38
= 1 1 0 1 1
–   Tiny Chess 1.46 64-bit2224+19
−19
(−155)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+95
= 1 1 1 = 1 1 1 1 =
–   OBender 03.2016 64-bit2214+18
−18
(−165)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
−17
1 1 = = = 1
–   Neurosis 2.32210+27
−27
(−169)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   Latista (Sinobyl) 1.52204+23
−23
(−175)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
100.0%
−369
0 = 0 1 0 0
–   GopherCheck 0.2.3 64-bit2190+19
−19
(−189)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+11
0 1 1 1 1 =
–   Asymptote 0.1.8 64-bit2176+22
−21
(−203)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+159
1 = 1 1 1 1
–   Embla 2.0.0 64-bit2171+19
−19
(−208)27 − 9
(+23−5=8)
75.0%
27.0 / 36
100.0%
−22
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 0 0
–   Clever Girl r185 64-bit2169+22
−22
(−210)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+79
1 1 1 =
–   Chesley r323 64-bit2159+22
−22
(−220)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+138
= 1 1 1 1 1

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Rating changes with played games


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