CCRL Blitz
Downloads and Statistics
July 4, 2020
Testing summary:
Total: 2'318'734 games
played by 2'727 programs

White wins: 893'537 (38.5%)
Black wins: 718'844 (31.0%)
Draws: 706'353 (30.5%)
White score: 53.8%

Engine Details

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Zevra 2.1.2 r248 64-bit#233  (2426+18
−18
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 14 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Galjoen 0.40 64-bit2565+17
−17
(+139)8.5 − 23.5
(+4−19=9)
26.6%
8.5 / 32
0.0%
−27
0 0 0 0 = 0 = 0 0 0 = 0 0 0 1 0 0 = 0 1 1 1 = = = 0 0 = 0 = 0 0
–   Axolotl 1.9 64-bit2507+17
−18
(+81)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−21
= = 0 0 = = = 0 1 1 0 1 = 0 0 0 0 1 = 0 0 0 = 0 = 0 0 0 = 1 1 0
–   Anatoli 0.35k2456+15
−15
(+30)13.5 − 18.5
(+11−16=5)
42.2%
13.5 / 32
0.5%
−27
0 0 = 0 1 1 1 1 0 = 0 0 1 = 0 0 1 1 1 = 1 0 0 0 0 0 1 = 1 0 0 0
–   LittleThought 1.052 64-bit2452+9
−9
(+26)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
0.6%
+38
1 0 0 0 0 0 1 0 0 = = = = = 0 1 = 1 1 1 0 = 0 = = = 1 1 1 = 1 1
–   Lozza 1.18 64-bit2446+15
−15
(+20)13.5 − 18.5
(+8−13=11)
42.2%
13.5 / 32
5.2%
−32
0 0 0 1 0 1 0 = = 1 0 = 0 0 = = 0 = = 1 = 0 = 1 1 0 1 = = 1 0 0
–   Matacz 1.42446+8
−8
(+20)15 − 17
(+13−15=4)
46.9%
15.0 / 32
2.7%
−2
= 1 1 0 0 0 0 0 1 = 1 1 1 = 1 0 1 0 0 1 0 0 1 0 0 = 1 0 1 0 0 1
–   Tunguska 1.1 64-bit2443+19
−19
(+17)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
9.7%
−59
= = 1 0 0 0 1 0 0 = 1 0 1 = 0 0 1 = 0 1 1 = 0 0 1 0 0 0 = 0 0 1
–   Nemeton 1.812441+23
−23
(+15)13 − 19
(+10−16=6)
40.6%
13.0 / 32
16.9%
−53
1 = 0 1 1 0 0 = = 0 0 1 0 1 1 = 0 0 0 0 0 1 = = 1 0 1 0 0 0 1 0
–   Ares 1.005.2 64-bit2441+13
−13
(+15)15.5 − 15.5
(+12−12=7)
50.0%
15.5 / 31
9.8%
+16
1 1 = 0 0 0 1 0 0 0 1 1 0 = 1 = 1 0 0 1 0 0 = = = = 0 1 1 1 1
–   SpiderChess 0706032439+7
−7
(+13)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
9.3%
+48
0 0 0 1 0 1 1 1 1 0 0 = = 0 = 0 1 1 1 1 1 1 0 1 0 0 1 0 1 = = 1
–   King of Kings 2.562435+9
−9
(+9)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
21.2%
+42
1 0 1 0 0 = 0 0 1 1 1 = 0 1 = 1 1 = 0 1 0 0 = 1 = 1 1 0 1 0 = 1
–   MadChess 2.2 64-bit2435+13
−13
(+9)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
22.8%
+92
1 0 1 = 0 0 = 1 1 1 1 0 1 0 1 1 = 0 1 1 1 0 1 0 1 = 1 0 1 1 0 =
–   LambChop 10.992434+8
−8
(+8)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
23.7%
+41
0 1 0 0 1 1 = = = 1 1 1 0 1 1 1 1 0 1 0 0 1 1 0 1 0 = 0 1 0 = 0
–   Abrok 5.02431+9
−9
(+5)18 − 14
(+13−9=10)
56.3%
18.0 / 32
31.1%
+47
= 1 = 0 1 = = = 1 0 = 1 0 = 1 1 1 0 0 = 0 0 1 0 1 1 = 1 1 = 1 0
–   Flux 2.2.12430+22
−22
(+4)13 − 19
(+8−14=10)
40.6%
13.0 / 32
39.7%
−58
0 = 0 = 0 1 0 1 = 1 = 1 0 = 0 0 0 1 1 0 = = 0 1 1 0 = = = 0 0 0
–   Raven 0.90 64-bit2429+19
−19
(+3)15 − 17
(+11−13=8)
46.9%
15.0 / 32
41.2%
−20
0 = = 0 1 0 1 1 0 = 1 = 0 = = 0 1 1 1 0 0 0 = 0 0 = 0 1 1 1 0 1
–   Eeyore 1.52 64-bit2428+10
−9
(+2)16 − 16
(+11−11=10)
50.0%
16.0 / 32
45.0%
0
1 0 = 1 1 0 1 1 = 1 = 0 1 = 0 0 = 0 1 0 1 = = 1 = = 0 0 0 = 1 0
–   OliThink 5.4.0 64-bit2427+20
−20
(+1)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
48.2%
+29
1 1 1 1 0 1 0 = = 1 1 1 = = = 1 0 0 = = 1 = 0 = 1 = = = 0 0 = 0
–   OliThink 5.3.5b 64-bit2426+31
−31
(0)16.5 − 16.5
(+12−12=9)
50.0%
16.5 / 33
51.6%
0
1 0 = 1 1 0 0 0 1 0 0 1 0 = 1 = 1 0 0 1 1 1 1 = = = = = = 1 0 0 0
–   Gaia 3.5 64-bit2425+8
−8
(−1)14.5 − 16.5
(+12−14=5)
46.8%
14.5 / 31
55.9%
−22
0 = 0 1 1 0 = = 1 0 0 1 0 1 1 0 1 0 0 0 1 0 1 0 0 0 1 1 = 1 =
–   Nejmet 3.072423+8
−7
(−3)17 − 15
(+16−14=2)
53.1%
17.0 / 32
61.8%
+20
0 = 0 1 1 1 1 0 0 1 0 1 1 1 1 = 0 1 0 1 0 0 1 1 0 0 0 1 0 1 1 0
–   Hussar 0.42421+9
−9
(−5)13.5 − 18.5
(+11−16=5)
42.2%
13.5 / 32
70.6%
−63
0 1 0 1 1 1 1 = = 1 = = 0 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 = 1
–   Dragon 4.62418+8
−7
(−8)19 − 13
(+14−8=10)
59.4%
19.0 / 32
80.6%
+53
1 = 1 1 = 0 = 0 1 1 1 1 1 1 = 1 0 = = 0 1 = 0 0 = = = 0 1 1 0 1
–   OliThink 5.3.0 64-bit2416+12
−12
(−10)16.5 − 15.5
(+12−11=9)
51.6%
16.5 / 32
82.1%
0
0 = 1 0 1 1 0 0 1 1 0 0 0 1 = = 1 = 1 1 1 1 = 1 0 0 = 0 = 0 = =
–   RomiChess P3n 64-bit2413+14
−14
(−13)16 − 16
(+10−10=12)
50.0%
16.0 / 32
88.6%
−13
0 = 1 0 1 = 0 0 1 1 = 0 1 0 0 1 = = = 1 = 0 = = = 0 1 = 1 1 0 =
–   Simplex 0.9.8 64-bit2407+10
−10
(−19)16.5 − 15.5
(+15−14=3)
51.6%
16.5 / 32
97.0%
−5
1 0 0 1 0 1 0 0 0 1 0 0 0 0 = 1 1 1 0 1 1 0 1 1 = 1 0 1 0 = 1 1
–   Ifrit m1.8 64-bit2405+10
−10
(−21)19 − 13
(+15−9=8)
59.4%
19.0 / 32
98.0%
+46
0 = 0 = 0 1 = 1 1 0 0 1 0 1 1 1 1 = 1 1 = 1 1 1 = 0 = 1 0 1 0 =
–   Taltos rev118 64-bit2400+18
−17
(−26)17 − 15
(+12−10=10)
53.1%
17.0 / 32
98.2%
−6
1 1 0 1 1 1 1 1 = = 0 0 = 0 0 1 1 = = 0 0 = 1 0 = = 1 0 = 1 = 0
–   Googleplex Starthinker 1.6 64-bit2390+19
−18
(−36)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
99.8%
−69
= 1 1 1 0 = 0 1 0 = = 0 = 1 1 0 1 0 0 0 = = 1 0 1 = 0 0 0 1 0 =
–   Teki 2 64-bit2389+16
−16
(−37)15 − 17
(+12−14=6)
46.9%
15.0 / 32
99.9%
−61
0 0 0 0 1 1 = = 1 0 0 1 0 0 0 1 1 0 0 = = 1 1 = 0 = 1 0 1 1 0 1
–   Giraffe 20161023 64-bit2370+14
−14
(−56)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
100.0%
−20
1 1 0 1 1 = 1 0 = 0 1 1 0 1 0 0 1 = = 1 0 1 1 0 1 1 0 0 = 1 0 0
–   Dumb 1.4 64-bit2359+20
−20
(−67)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
100.0%
+70
1 1 = 1 1 0 1 1 1 1 = 0 0 1 1 0 1 1 = 1 1 1 1 0 0 1 = 0 0 1 = 1
–   TJchess 1.1 64-bit2337+12
−12
(−89)20.5 − 11.5
(+16−7=9)
64.1%
20.5 / 32
100.0%
+11
1 0 0 1 = 0 1 0 = 1 0 1 1 1 0 = 1 1 = = 1 1 1 = 1 = 0 = 1 = 1 1
–   Raven 0.50 64-bit2080+19
−19
(−346)29 − 3
(+28−2=2)
90.6%
29.0 / 32
100.0%
+55
1 1 1 1 0 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 0 1 1 1 1 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on July 4, 2020