CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Show each game results
Zevra 2.1.1 r216 64-bit (2380+17
−17
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 6 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Coiled 0.6 64-bit2585+12
−12
(+205)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+205
0 1 = =
–   Delocto 0.6 64-bit2579+15
−15
(+199)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Dorky 4.8 64-bit2557+14
−14
(+177)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
+24
1 0 0 0 0 0 0 1 = =
–   Detroid 1.0.1 64-bit2554+18
−18
(+174)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−109
= 0 0 0
–   FrankWalter 2.4.0 64-bit2541+16
−16
(+161)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+10
= = 0 0
–   AnMon 5.662530+21
−21
(+150)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+150
1 1 0 0 = =
–   Orion 0.5 64-bit2527+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-bit2526+18
−18
(+146)11.5 − 26.5
(+7−22=9)
30.3%
11.5 / 38
0.0%
+5
1 = 1 = 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
–   Bagatur 1.6c 64-bit2524+22
−22
(+144)8.5 − 23.5
(+3−18=11)
26.6%
8.5 / 32
0.0%
−13
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-bit2503+24
−24
(+123)13 − 27
(+7−21=12)
32.5%
13.0 / 40
0.0%
+5
= 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 1.362485+20
−20
(+105)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−13
0 0 = 0 = 1
–   Drosophila 1.5.1 64-bit2479+15
−15
(+99)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Lozza 1.18 64-bit2472+15
−15
(+92)1.5 − 10.5
(+1−10=1)
12.5%
1.5 / 12
0.0%
−252
0 0 0 = 0 0 0 0 0 0 1 0
–   WyldChess 1.2 64-bit2469+26
−26
(+89)5 − 1
(+4−0=2)
83.3%
5.0 / 6
0.0%
+316
1 1 = 1 = 1
–   Nemeton 1.812464+18
−18
(+84)2.5 − 13.5
(+1−12=3)
15.6%
2.5 / 16
0.0%
−192
0 = 0 0 0 = 0 0 0 0 = 0 1 0 0 0
–   Nemeton 1.82459+17
−17
(+79)13 − 27
(+10−24=6)
32.5%
13.0 / 40
0.0%
−57
0 0 0 0 0 1 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 =
–   Topple 0.2.1 64-bit2459+18
−18
(+79)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−71
0 0 = = 0 = = 0
–   FrankWalter 2.2.8 64-bit2458+20
−20
(+78)9.5 − 36.5
(+5−32=9)
20.7%
9.5 / 46
0.0%
−147
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 0 0
–   FrankWalter 2.3.3 64-bit2448+20
−20
(+68)20.5 − 19.5
(+16−15=9)
51.3%
20.5 / 40
0.0%
+76
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-bit2447+19
−19
(+67)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+39
1 0 = 0 = 0 = = 1 =
–   Axolotl 1.8 64-bit2446+19
−19
(+66)2 − 4
(+0−2=4)
33.3%
2.0 / 6
0.0%
−23
0 = 0 = = =
–   Mephisto Gideon Professional2446+23
−23
(+66)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−140
0 0 0 = = 0 0 =
–   Bearded N44.5 64-bit2442+20
−20
(+62)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.0%
+34
0 0 1 = 1 0 0 1 = 0 1 =
–   Arasan 10.12442+27
−27
(+62)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.0%
+209
= = 1 1 = 1
–   Eeyore 1.52 64-bit2441+17
−17
(+61)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+7
= 1 = 0 0 =
–   Nemeton 1.62439+24
−24
(+59)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
0.0%
+128
1 = 0 1 0 1
–   Teki 2 64-bit2439+16
−16
(+59)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−83
0 =
–   Tunguska 1.1 64-bit2439+18
−18
(+59)8.5 − 11.5
(+6−9=5)
42.5%
8.5 / 20
0.0%
+2
= = 0 0 = 0 = 1 1 0 1 0 0 0 1 0 1 0 1 =
–   Taltos rev118 64-bit2438+18
−18
(+58)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+58
0 1
–   King of Kings 2.562437+21
−21
(+57)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.0%
+INF
1 1
–   Snitch 1.6.2 64-bit2435+21
−21
(+55)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−18
= 0 = = 0 0 1 =
–   GreKo 7.2 32-bit2428+33
−33
(+48)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.5%
−11
0 = 0 1 1 0
–   Cmcchess 2.6 64-bit2421+17
−17
(+41)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−21
1 0 0 0 1 = = 0 = =
–   PostModernist 10162417+18
−18
(+37)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.1%
+189
1 1 = = 1 =
–   Gaia 3.5 64-bit2416+21
−21
(+36)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.4%
−33
= 1 1 0 0 0
–   RomiChess P3n 64-bit2414+13
−13
(+34)5.5 − 14.5
(+3−12=5)
27.5%
5.5 / 20
0.1%
−129
0 1 0 = = 0 0 0 0 0 0 0 0 = 1 0 0 = 1 =
–   Ifrit m1.8 64-bit2413+18
−18
(+33)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.5%
−77
= 0 0 = 1 0
–   Queen 4.032410+18
−18
(+30)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.9%
+30
= = 1 0 1 0
–   Jonesy 1.0 64-bit2409+21
−21
(+29)2 − 2
(+1−1=2)
50.0%
2.0 / 4
1.5%
+39
= 1 = 0
–   Diablo 0.5.12409+18
−18
(+29)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
1.0%
−128
= 0 = 0 = 0
–   Dragon 4.62405+17
−17
(+25)3 − 3
(+3−3=0)
50.0%
3.0 / 6
2.1%
+25
0 0 1 1 1 0
–   KnightDreamer 3.32397+26
−26
(+17)7 − 3
(+6−2=2)
70.0%
7.0 / 10
14.2%
+169
= 1 0 1 1 1 1 0 1 =
–   Popochin 4.1 64-bit2396+16
−16
(+16)3.5 − 8.5
(+3−8=1)
29.2%
3.5 / 12
8.9%
−153
0 1 0 0 0 1 0 0 0 0 = 1
–   Myrddin 0.87 64-bit2396+13
−13
(+16)4 − 8
(+1−5=6)
33.3%
4.0 / 12
6.5%
−82
0 0 = = = 1 0 = = = 0 0
–   Patzer 3.802395+19
−19
(+15)1 − 1
(+1−1=0)
50.0%
1.0 / 2
12.2%
+15
1 0
–   Amateur 2.822395+19
−19
(+15)4 − 2
(+3−1=2)
66.7%
4.0 / 6
13.0%
+125
= 0 1 = 1 1
–   Ares GB 64-bit2391+14
−14
(+11)22 − 30
(+15−23=14)
42.3%
22.0 / 52
14.6%
−42
0 1 1 = = = 1 0 0 = 0 1 0 0 0 0 1 0 = = 1 0 0 0 = 0 1 1 1 = 1 0 0 1 0 = 1 0 0 0 1 1 = = = 0 1 0 = 0 0 =
–   Galjoen 0.39 64-bit2387+16
−16
(+7)8 − 6
(+6−4=4)
57.1%
8.0 / 14
27.7%
+56
1 0 = 1 = 0 0 0 1 = = 1 1 1
–   Comet B682384+18
−18
(+4)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
37.9%
+49
= 1 1 0 = =
–   Thor's Hammer 2.28 32-bit2383+22
−22
(+3)5 − 3
(+4−2=2)
62.5%
5.0 / 8
42.4%
+92
1 1 1 = 0 1 = 0
–   Isa 2.0.83 64-bit2372+23
−23
(−8)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
69.4%
−49
1 = 1 0 0 0 = 1 = 0
–   Jumbo 0.5.3 64-bit2371+27
−27
(−9)4 − 2
(+4−2=0)
66.7%
4.0 / 6
70.9%
+140
1 1 0 1 1 0
–   Waxman 20172370+16
−16
(−10)6 − 6
(+4−4=4)
50.0%
6.0 / 12
78.3%
−6
0 1 = 1 0 1 0 1 = 0 = =
–   Amateur 2.862369+24
−25
(−11)16 − 16
(+13−13=6)
50.0%
16.0 / 32
76.2%
−9
= = 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
–   Isa 2.0.64 64-bit2363+16
−16
(−17)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
91.6%
+15
1 0 0 1 0 1 = 1 1 1 0 0
–   Plisk 0.2.7d 64-bit2362+19
−19
(−18)3 − 5
(+3−5=0)
37.5%
3.0 / 8
91.0%
−130
0 0 0 1 1 0 0 1
–   RomiChess P3m 64-bit2360+27
−27
(−20)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
89.4%
−215
0 0 = 0 1 0
–   Dirty 0.99z2353+34
−34
(−27)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
91.2%
+41
0 1 0 1 1 =
–   KnightX 1.94 64-bit2352+22
−22
(−28)3 − 1
(+3−1=0)
75.0%
3.0 / 4
97.6%
+199
0 1 1 1
–   Barbarossa 0.6.0 64-bit2352+24
−24
(−28)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
96.7%
+114
= 1
–   Napoleon 1.8 64-bit2338+17
−17
(−42)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
+57
= 1 = 1 1 = = 1 0 = 1 =
–   Asterisk 0.62332+17
−18
(−48)3 − 3
(+3−3=0)
50.0%
3.0 / 6
100.0%
−48
1 1 1 0 0 0
–   FireFly 2.7.2 64-bit2328+16
−16
(−52)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−52
0 = 1 1 0 = = 0 1 = = 1 0 =
–   Der Bringer 1.92323+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
–   WChess 1.062321+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 =
–   Googleplex Starthinker 1.4 64-bit2320+17
−17
(−60)36.5 − 13.5
(+30−7=13)
73.0%
36.5 / 50
100.0%
+105
= 1 1 = 1 = 1 1 1 0 1 1 = 1 1 = 0 = 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
–   KnightX 1.93 64-bit2320+20
−20
(−60)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+32
1 = 1 0
–   EveAnn 1.722319+15
−16
(−61)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−7
1 1 0 = = =
–   EveAnn 1.71a2318+21
−21
(−62)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+30
1 = 1 0
–   Averno 0.812314+18
−18
(−66)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+81
1 = = 1 = 1
–   RubiChess 0.7 64-bit2302+23
−23
(−78)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
100.0%
−130
= 1 = 0 0 =
–   Rival 1.0.1 64-bit2302+24
−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
–   Joker 1.1.142301+19
−19
(−79)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+71
1 1 1 1 0 0
–   Sungorus 1.4 64-bit2296+18
−18
(−84)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−143
0 0 0 = 1 1
–   CT800 1.34 64-bit2296+20
−20
(−84)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+37
1 0 = 1 = = 1 1
–   Invictus r228 64-bit2292+18
−18
(−88)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−47
1 = 1 = 1 = 0 0 0 1
–   Matilde 2008 64-bit2290+21
−21
(−90)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+234
1 1 1 0 1 1
–   Chaturanga 2.4.32289+19
−19
(−91)3 − 3
(+1−1=4)
50.0%
3.0 / 6
100.0%
−84
1 = 0 = = =
–   AliChess 4.252282+19
−19
(−98)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−165
1 0 0 0 = 1
–   Kingfisher 1.0 64-bit2280+29
−29
(−100)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−47
= 1 0 = 1 =
–   Barbarossa 0.5.0 64-bit2276+19
−19
(−104)27 − 17
(+25−15=4)
61.4%
27.0 / 44
100.0%
−12
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 = 1 1 1 1
–   Zevra 1.8.6 r672 64-bit2269+21
−20
(−111)43 − 17
(+32−6=22)
71.7%
43.0 / 60
100.0%
+31
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 0.2.9942268+20
−20
(−112)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+84
1 1 1 0 1 =
–   CT800 1.30 64-bit2256+20
−20
(−124)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+26
1 0 0 1 1 1
–   RattateChess 1.0 Nosferatu2253+18
−19
(−127)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−127
= = 1 1 0 0
–   Exacto 0.e 64-bit2252+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
(−131)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
−12
1 = 0 = 1 1
–   Mango Paola Ajedrez 4.12245+19
−19
(−135)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+92
1 1 = 1 = 1
–   Buzz 0.08 64-bit2234+20
−20
(−146)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+216
1 = 1 1 1 1
–   RamJet 0.132232+19
−19
(−148)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+42
1 1 = 1 1 0
–   Dolphin 1.0 64-bit2230+18
−18
(−150)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   Tiny Chess 1.46 64-bit2222+18
−19
(−158)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+92
1 1 1 = 1 1 = 1 = 1
–   Neurosis 2.32214+24
−24
(−166)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   OBender 03.2016 64-bit2214+18
−18
(−166)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
−18
= = = 1 1 1
–   Latista (Sinobyl) 1.52206+22
−22
(−174)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
100.0%
−369
0 1 0 0 0 =
–   GopherCheck 0.2.3 64-bit2189+18
−18
(−191)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+9
1 = 0 1 1 1
–   Asymptote 0.1.8 64-bit2176+21
−21
(−204)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+158
1 1 1 = 1 1
–   Embla 2.0.0 64-bit2172+19
−19
(−208)27 − 9
(+23−5=8)
75.0%
27.0 / 36
100.0%
−22
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-bit2170+22
−22
(−210)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+79
1 1 = 1
–   Chesley r323 64-bit2162+22
−22
(−218)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+140
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 May 8, 2021