CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Engine Details

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Zevra 1.8.6 r672 64-bit (2300+18
−18
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 14 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Nemeton 1.82432+15
−15
(+132)11.5 − 19.5
(+9−17=5)
37.1%
11.5 / 31
0.0%
+33
–   FrankWalter 2.2.3 64-bit2388+19
−18
(+88)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−63
–   Terra 3.42368+10
−10
(+68)19.5 − 12.5
(+18−11=3)
60.9%
19.5 / 32
0.0%
+158
–   The Crazy Bishop 00522363+8
−8
(+63)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
0.0%
+71
–   Homer 2.012356+9
−9
(+56)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−50
–   Jonesy 1.0 64-bit2351+17
−17
(+51)14 − 18
(+11−15=6)
43.8%
14.0 / 32
0.0%
+4
–   Amateur 2.822350+8
−8
(+50)14.5 − 17.5
(+12−15=5)
45.3%
14.5 / 32
0.0%
+14
–   Alex 2.14a 64-bit2347+10
−10
(+47)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
0.0%
−10
–   Tigran 2.4n 64-bit2344+10
−10
(+44)12 − 20
(+6−14=12)
37.5%
12.0 / 32
0.0%
−40
–   Plisk 0.2.7d 64-bit2344+10
−10
(+44)16 − 16
(+13−13=6)
50.0%
16.0 / 32
0.0%
+48
–   Horizon 4.42343+8
−8
(+43)15 − 17
(+10−12=10)
46.9%
15.0 / 32
0.0%
+21
–   Queen 4.032335+8
−8
(+35)13 − 18
(+8−13=10)
41.9%
13.0 / 31
0.0%
−17
–   Arion 1.72332+7
−7
(+32)15 − 17
(+12−14=6)
46.9%
15.0 / 32
0.0%
+8
–   EveAnn 1.722328+13
−13
(+28)11 − 21
(+7−17=8)
34.4%
11.0 / 32
0.5%
−83
–   Sage 3.532323+8
−8
(+23)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.8%
−19
–   Chezzz 1.0.32320+8
−8
(+20)17 − 15
(+13−11=8)
53.1%
17.0 / 32
2.0%
+40
–   Gibbon 2.69a 64-bit2319+12
−12
(+19)11 − 21
(+8−18=6)
34.4%
11.0 / 32
4.1%
−102
–   Mediocre 0.5 64-bit2318+11
−11
(+18)16 − 16
(+13−13=6)
50.0%
16.0 / 32
4.6%
+14
–   Absolute Zero 2.4.7.2 64-bit2316+12
−12
(+16)13.5 − 17.5
(+8−12=11)
43.5%
13.5 / 31
7.0%
−25
–   Aice 0.99.22316+9
−9
(+16)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
5.7%
+6
–   Barbarossa 0.4.0 64-bit2316+12
−12
(+16)15 − 17
(+12−14=6)
46.9%
15.0 / 32
7.0%
−7
–   Isa 2.0.64 64-bit2313+16
−16
(+13)9.5 − 10.5
(+7−8=5)
47.5%
9.5 / 20
14.4%
−5
–   Sungorus 1.4 64-bit2310+9
−9
(+10)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
17.3%
−21
–   Averno 0.812306+9
−9
(+6)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
28.2%
−3
–   Waxman 20172304+15
−15
(+4)16 − 16
(+13−13=6)
50.0%
16.0 / 32
36.2%
+7
–   Kingfisher 1.0 64-bit2303+17
−17
(+3)16 − 16
(+11−11=10)
50.0%
16.0 / 32
41.4%
+4
–   KnightX 1.922295+7
−8
(−5)18.5 − 13.5
(+13−8=11)
57.8%
18.5 / 32
69.9%
+47
–   Fischerle 0.9.80 SE 64-bit2277+15
−15
(−23)20 − 12
(+16−8=8)
62.5%
20.0 / 32
97.9%
+66
–   Esc 1.162266+9
−9
(−34)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
100.0%
−68
–   Rival 1.0.1 64-bit2265+13
−13
(−35)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
99.9%
−1
–   Butcher 1.61 64-bit2262+12
−12
(−38)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
100.0%
+44
–   Zeus 1.292261+9
−9
(−39)14.5 − 17.5
(+13−16=3)
45.3%
14.5 / 32
100.0%
−75
–   Natwarlal 0.142259+8
−8
(−41)19.5 − 12.5
(+14−7=11)
60.9%
19.5 / 32
100.0%
+33
–   Napoleon 1.8 64-bit2252+14
−14
(−48)18.5 − 13.5
(+10−5=17)
57.8%
18.5 / 32
100.0%
−1
–   FireFly 2.7.2 64-bit2250+14
−14
(−50)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
100.0%
+34
–   Isa 2.0.61 64-bit2236+18
−18
(−64)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
100.0%
−33

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Created in 2005-2013 by CCRL team
Last games added on April 17, 2021