CCRL Blitz
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 2'442'136 games
played by 2'904 programs

White wins: 939'660 (38.5%)
Black wins: 754'242 (30.9%)
Draws: 748'234 (30.6%)
White score: 53.8%

Engine Details

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Zevra 2.1.1 r216 64-bit (2378+18
−18
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 14 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Pupsi2 0.09 64-bit2537+20
−20
(+159)10 − 20
(+8−18=4)
33.3%
10.0 / 30
0.0%
+29
= 1 = 0 0 0 0 0 0 = 1 0 1 1 0 1 1 0 0 1 = 0 0 0 0 0 0 0 0 1
–   Jumbo 0.6.96 64-bit2489+16
−16
(+111)16.5 − 23.5
(+12−19=9)
41.3%
16.5 / 40
0.0%
+47
0 = = 0 1 0 = 1 1 0 0 = = 1 0 0 1 = 1 1 0 0 0 = 0 0 0 1 = 1 0 0 1 = 0 1 0 1 0 0
–   Jumbo 0.6.66 64-bit2463+16
−16
(+85)13 − 27
(+8−22=10)
32.5%
13.0 / 40
0.0%
−40
1 1 = 0 1 1 = = 0 1 0 = = 0 0 = 0 0 0 0 = 0 0 = 1 0 1 0 0 1 0 = 0 0 0 0 = 0 0 0
–   Anatoli 0.35k2459+14
−14
(+81)16.5 − 15.5
(+15−14=3)
51.6%
16.5 / 32
0.0%
+92
1 1 = 0 1 0 0 = 1 1 0 0 1 0 1 0 1 1 = 0 1 1 1 1 0 1 1 0 0 0 0 0
–   LittleThought 1.052 64-bit2452+9
−9
(+74)15 − 17
(+12−14=6)
46.9%
15.0 / 32
0.0%
+50
1 1 0 1 = 0 0 1 1 1 0 0 0 0 1 0 1 = 1 1 0 1 0 = = = 0 1 0 0 = 0
–   Matacz 1.42445+8
−8
(+67)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
0.0%
+105
0 1 1 1 1 1 0 1 1 0 0 0 1 = 1 = 0 0 0 = = = 1 1 1 = 0 0 0 1 1 =
–   Lozza 1.18 64-bit2441+15
−14
(+63)14 − 18
(+12−16=4)
43.8%
14.0 / 32
0.0%
+12
1 0 = 0 0 0 0 0 = 0 1 1 1 0 = 0 0 1 1 0 0 1 0 1 1 = 0 0 1 0 1 1
–   Ares 1.005.2 64-bit2440+13
−13
(+62)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−65
0 0 0 0 0 0 = 0 0 = = 0 1 0 = 1 = 1 0 = 0 0 1 = 0 1 0 0 1 1 0 0
–   SpiderChess 0706032439+7
−7
(+61)14 − 18
(+10−14=8)
43.8%
14.0 / 32
0.0%
+17
1 0 = 1 = 0 1 0 1 0 = 0 1 = 0 = 1 0 0 1 0 = 0 0 = = 1 1 1 0 0 0
–   MadChess 2.2 64-bit2437+13
−13
(+59)13.5 − 18.5
(+12−17=3)
42.2%
13.5 / 32
0.0%
−3
= 0 1 1 0 0 0 0 0 0 0 1 0 = 0 1 0 0 1 0 1 1 1 0 0 1 0 = 1 0 1 1
–   King of Kings 2.562433+9
−9
(+55)16 − 15
(+13−12=6)
51.6%
16.0 / 31
0.0%
+64
0 = = 0 0 = = 0 1 1 1 1 = 0 = 1 0 1 1 1 0 0 1 1 1 1 0 1 0 0 0
–   LambChop 10.992433+8
−8
(+55)16 − 16
(+13−13=6)
50.0%
16.0 / 32
0.0%
+53
= 1 0 1 0 = 0 0 0 0 = 0 0 1 1 0 1 0 1 = 0 1 = 1 1 1 1 1 = 0 1 0
–   Nemeton 1.82432+15
−15
(+54)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
0.0%
+43
1 = 1 0 1 0 0 = 1 0 1 0 1 1 0 0 = 1 1 = = 0 0 1 = 1 0 0 0 1 0 =
–   Abrok 5.02432+8
−8
(+54)11 − 21
(+9−19=4)
34.4%
11.0 / 32
0.0%
−72
0 0 0 1 0 1 0 0 = 0 = 0 0 0 0 0 1 1 1 = 0 1 0 0 0 1 1 0 = 0 0 1
–   Eeyore 1.52 64-bit2429+9
−10
(+51)20 − 12
(+16−8=8)
62.5%
20.0 / 32
0.0%
+139
1 1 0 = 1 0 = 1 1 = 1 0 = = 1 1 1 1 1 0 0 1 1 1 = 1 0 0 = = 1 0
–   Gaia 3.5 64-bit2424+8
−8
(+46)12 − 24
(+11−23=2)
33.3%
12.0 / 36
0.0%
−97
1 0 = 1 0 0 1 0 1 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 = 0 1 1 0 0 0 1 0 0 0 0
–   Nejmet 3.072424+8
−8
(+46)13.5 − 21.5
(+11−19=5)
38.6%
13.5 / 35
0.0%
−43
1 0 = 0 0 1 0 = 0 0 0 1 1 1 1 0 0 0 0 0 1 0 = 0 = 0 0 = 0 0 1 0 1 1 1
–   Quark 2.352424+8
−8
(+46)15.5 − 21.5
(+10−16=11)
41.9%
15.5 / 37
0.0%
−9
= 1 0 = = 0 1 0 0 1 = = 0 = = 1 0 0 0 0 1 1 = 0 1 0 = 1 0 = 0 0 0 1 = 1 0
–   Hussar 0.42421+9
−9
(+43)13.5 − 21.5
(+8−16=11)
38.6%
13.5 / 35
0.0%
−36
= 0 0 0 1 = 0 0 1 0 1 = 1 1 = = = = 0 0 = 0 0 = 0 0 0 = 1 1 0 0 1 0 =
–   Snitch 1.6.2 32-bit2418+10
−10
(+40)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
0.0%
−39
0 0 = 1 = = 1 0 0 0 1 1 = 1 0 = = 0 = 0 0 = 1 0 1 0 0 0 1 0 = 0
–   Dragon 4.62417+8
−7
(+39)18.5 − 16.5
(+15−13=7)
52.9%
18.5 / 35
0.0%
+61
0 0 1 0 1 1 1 1 1 = 1 1 0 0 1 1 = 0 1 = 0 = 0 0 0 0 0 1 = 0 1 1 = = 1
–   RomiChess P3n 64-bit2412+14
−14
(+34)13.5 − 17.5
(+12−16=3)
43.5%
13.5 / 31
0.1%
−20
0 1 0 0 1 0 1 0 1 1 1 1 0 = 1 0 0 1 0 = 0 0 1 0 1 0 = 1 0 0 0
–   FabChess 1.8 64-bit2408+19
−19
(+30)16.5 − 14.5
(+13−11=7)
53.2%
16.5 / 31
1.1%
+49
1 = 0 1 0 1 0 1 0 1 1 0 1 0 = = 1 0 1 1 = 0 = 1 0 1 = 0 = 0 1
–   Simplex 0.9.8 64-bit2407+10
−10
(+29)12.5 − 22.5
(+9−19=7)
35.7%
12.5 / 35
0.3%
−71
0 0 0 = = 0 1 0 1 1 1 = 0 1 = 0 0 1 0 1 0 0 0 0 = 1 0 0 0 = 0 1 0 = 0
–   Ifrit m1.8 64-bit2406+10
−10
(+28)15.5 − 19.5
(+10−14=11)
44.3%
15.5 / 35
0.3%
−13
= 1 0 1 = 1 0 0 1 0 0 = 0 = 0 1 = 1 1 0 0 0 = 1 1 0 0 = = = = 0 0 = 1
–   OliThink 5.3.2 64-bit2403+13
−13
(+25)17.5 − 19.5
(+12−14=11)
47.3%
17.5 / 37
1.3%
+5
1 0 1 0 0 = = = = = 0 0 0 1 1 0 0 0 = 1 = 0 1 1 1 0 0 1 1 = = = 0 1 = 0 1
–   TJchess 1.3 64-bit2399+14
−13
(+21)9.5 − 27.5
(+7−25=5)
25.7%
9.5 / 37
3.5%
−171
0 0 1 0 = = 0 0 1 0 0 = 1 0 0 0 0 0 0 0 1 0 0 1 0 0 = 0 0 0 0 1 0 1 = 0 0
–   Taltos rev118 64-bit2395+17
−17
(+17)16 − 16
(+11−11=10)
50.0%
16.0 / 32
8.8%
+18
= 0 0 0 0 1 1 = = 1 0 0 0 = = 0 1 = = 0 1 1 = = = 1 1 1 1 1 0 0
–   KnightDreamer 3.32395+11
−11
(+17)14.5 − 21.5
(+8−15=13)
40.3%
14.5 / 36
5.3%
−44
= = 1 = = 0 = 0 1 = 0 = 1 = 1 = 0 = 0 0 0 0 0 1 0 0 1 = = 0 = 1 0 0 1 0
–   Bearded N44.5 64-bit2393+17
−17
(+15)19.5 − 16.5
(+17−14=5)
54.2%
19.5 / 36
11.4%
+47
1 0 1 0 0 = 0 0 1 0 1 0 1 = 1 1 1 = 1 1 0 1 0 = 1 0 1 1 1 1 0 0 0 1 = 0
–   Axolotl 1.8 64-bit2390+18
−18
(+12)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
18.3%
0
1 1 0 1 1 = = = 0 0 0 1 1 0 0 0 1 0 1 = 0 0 = 1 0 0 1 0 0 1 1 1
–   PostModernist 10162390+10
−10
(+12)18 − 20
(+11−13=14)
47.4%
18.0 / 38
11.7%
−4
= 0 = 0 = = = 1 1 = 1 0 0 0 1 1 0 = 1 = 1 0 0 0 1 = 1 = = 0 = 1 0 1 = 0 0 =
–   Giraffe 20161023 64-bit2370+14
−14
(−8)21.5 − 15.5
(+19−13=5)
58.1%
21.5 / 37
76.4%
+57
= 1 1 1 0 1 0 1 1 0 0 0 1 0 1 = 0 0 1 1 0 1 1 0 0 0 1 1 1 = 1 0 1 = = 1 1
–   Typhoon 1.00-358 64-bit2370+25
−25
(−8)15.5 − 19.5
(+12−16=7)
44.3%
15.5 / 35
69.9%
−50
1 = 0 0 = 0 0 0 0 = = = 0 0 1 1 = 1 1 0 1 1 1 0 = 1 1 0 0 0 1 0 0 0 1
–   WChess 1.062366+19
−19
(−12)14 − 18
(+10−14=8)
43.8%
14.0 / 32
82.5%
−57
0 = = = 1 0 1 = 0 1 0 1 0 1 1 0 0 = 1 1 1 0 0 1 0 0 = 0 0 = = 0

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021