CCRL 40/4
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 2'102'110 games
played by 2'449 programs
28319 CPU days (X2 4600+)

White wins: 816'272 (38.8%)
Black wins: 660'160 (31.4%)
Draws: 625'678 (29.8%)
White score: 53.7%

Engine Details

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chess22k 1.2 64-bit (2410+18
−17
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 14 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Schooner 1.7.0 64-bit2464+17
−16
(+54)17 − 15
(+14−12=6)
53.1%
17.0 / 32
0.0%
+75
1 1 = 0 1 1 1 = 0 0 0 0 1 1 1 = 0 = 1 0 1 = 1 1 0 0 0 1 0 1 = 0
–   Ares 1.005.2 64-bit2441+12
−12
(+31)12 − 20
(+8−16=8)
37.5%
12.0 / 32
0.2%
−58
1 0 1 0 1 0 = 1 0 0 0 0 = 0 1 0 = 0 1 1 = = 0 = = 0 1 = 0 0 0 0
–   SpiderChess 0706032439+8
−8
(+29)11.5 − 20.5
(+8−17=7)
35.9%
11.5 / 32
0.1%
−77
1 0 0 0 = 1 = 0 0 = 0 1 = 0 = 0 0 1 1 0 0 0 0 0 = 1 1 0 0 0 = 1
–   King of Kings 2.562434+9
−9
(+24)13 − 19
(+10−16=6)
40.6%
13.0 / 32
0.8%
−48
1 1 = 0 1 0 1 1 1 0 1 1 = 1 0 0 = 0 = = 0 0 0 0 0 0 = 0 0 0 1 0
–   LambChop 10.992434+8
−8
(+24)15.5 − 15.5
(+11−11=9)
50.0%
15.5 / 31
0.6%
+22
0 0 0 1 1 0 0 1 = 1 = 0 1 1 0 0 = 1 0 1 1 0 = 1 = = = 0 1 = =
–   Shallow 2 rev8 64-bit2429+17
−17
(+19)21.5 − 28.5
(+13−20=17)
43.0%
21.5 / 50
5.9%
−25
0 = = 0 = 1 1 = 1 = = = 0 = 0 0 1 0 1 0 1 = 0 = 1 0 1 1 0 = = = 0 0 0 0 1 = = 0 0 0 = 0 1 0 = 0 1 1
–   Eeyore 1.52 64-bit2427+9
−10
(+17)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
4.4%
−13
= 0 0 = 0 0 1 0 0 = 0 0 1 = 0 0 0 = 1 0 1 = = = 1 0 1 1 = 1 1 1
–   Gaia 3.5 64-bit2425+8
−8
(+15)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
6.0%
−41
= = 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 = 1 0 0 0 = 0 = = 0 1 = 0 1
–   Nejmet 3.072425+8
−8
(+15)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
5.7%
+27
1 0 0 = 1 1 0 0 0 = 0 = = 0 = 1 0 1 0 0 1 1 0 1 1 1 1 1 1 1 0 0
–   Quark 2.352423+8
−8
(+13)24.5 − 23.5
(+17−16=15)
51.0%
24.5 / 48
8.8%
+18
0 0 1 1 = 1 0 1 0 0 0 1 = = 0 0 0 1 = 0 = = = 1 0 1 1 0 1 1 1 = = 0 = 0 0 1 1 = 1 = = 1 0 1 = =
–   Nemeton 1.512420+16
−16
(+10)25 − 23
(+20−18=10)
52.1%
25.0 / 48
18.5%
+29
0 = 0 = 0 1 0 1 1 0 0 0 0 1 1 = 1 0 0 1 0 0 1 0 1 0 1 = = = 1 0 1 = 1 1 1 = 1 = 1 = 0 1 1 0 0 1
–   Hussar 0.42419+9
−9
(+9)22.5 − 27.5
(+17−22=11)
45.0%
22.5 / 50
16.6%
−27
1 1 1 = = 1 1 0 = 0 1 0 = = 0 = 0 = 1 0 0 0 0 0 = 0 0 0 0 1 0 0 0 = 1 0 1 0 = 1 0 1 0 1 = 1 1 1 0 1
–   Snitch 1.6.2 32-bit2419+10
−10
(+9)19 − 29
(+14−24=10)
39.6%
19.0 / 48
19.3%
−65
1 0 0 0 = 0 1 = 0 0 = = = 1 0 = 0 0 0 1 1 0 1 = 0 1 0 1 = 1 0 0 1 0 1 1 0 0 = 0 0 1 1 0 0 0 0 =
–   Dragon 4.62418+8
−8
(+8)20.5 − 29.5
(+13−22=15)
41.0%
20.5 / 50
21.1%
−52
0 = 1 0 1 0 0 0 1 0 1 1 = 0 0 1 = = = = 1 0 1 0 0 0 0 = 1 = 0 1 = = = = 0 0 0 0 1 0 = 0 0 1 1 = = 0
–   Bagatur 1.4d 64-bit2416+24
−24
(+6)19.5 − 10.5
(+15−6=9)
65.0%
19.5 / 30
34.5%
+109
1 = 0 = = = 1 = = 0 0 1 1 1 1 0 = 0 = 1 1 1 1 = 1 0 1 1 1 1
–   OliThink 5.3.0 64-bit2416+12
−12
(+6)27 − 23
(+22−18=10)
54.0%
27.0 / 50
26.7%
+35
0 0 = 0 1 0 0 1 1 0 = 0 1 1 1 0 1 = 1 1 = 0 0 = 1 0 1 0 = = 0 1 0 1 0 1 = 1 1 = 1 1 0 1 1 0 0 1 1 =
–   Typhoon 1.00-358 64-bit2382+26
−27
(−28)26.5 − 23.5
(+21−18=11)
53.0%
26.5 / 50
96.0%
−6
1 0 0 1 1 0 1 0 1 0 0 1 1 = = 0 1 1 0 1 = 0 = = = 1 1 1 0 0 1 = = 0 1 0 1 = 0 = 0 1 0 1 1 0 = 0 1 1
–   Alex 2.14a 64-bit2348+10
−10
(−62)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
100.0%
−50
1 1 0 0 1 1 1 0 0 0 0 1 0 0 1 = 0 0 1 1 0 1 1 = = 0 = 1 = 1 1 0
–   Tigran 2.4n 64-bit2346+11
−11
(−64)18 − 13
(+13−8=10)
58.1%
18.0 / 31
100.0%
−9
0 = 1 0 1 0 = = 1 1 1 1 0 = 0 1 = = 0 = 1 0 1 1 = = 1 0 1 = 1
–   Horizon 4.42342+8
−8
(−68)17.5 − 13.5
(+14−10=7)
56.5%
17.5 / 31
100.0%
−16
= 0 0 1 1 1 0 0 0 1 1 = = = 1 0 1 1 1 = 1 1 0 1 0 = 1 1 0 = 0
–   Queen 4.032337+8
−8
(−73)21 − 9
(+18−6=6)
70.0%
21.0 / 30
100.0%
+79
1 1 1 1 = = 0 1 0 0 = = 1 1 1 1 1 0 1 1 1 1 0 1 = 1 1 1 = 0
–   Orion 0.3.0 64-bit2335+15
−15
(−75)17 − 15
(+14−12=6)
53.1%
17.0 / 32
100.0%
−51
1 0 1 1 1 0 0 1 = = 0 0 1 0 0 = = 0 0 1 0 0 1 = = 1 1 1 1 1 0 1
–   Arion 1.72332+7
−7
(−78)19 − 9
(+16−6=6)
67.9%
19.0 / 28
100.0%
+56
1 1 1 0 0 1 1 = = 1 = 1 0 0 1 = 1 = 1 0 1 = 0 1 1 1 1 1
–   Sage 3.532325+8
−8
(−85)15 − 16
(+12−13=6)
48.4%
15.0 / 31
100.0%
−97
1 0 0 1 0 1 = = 0 1 = = 0 0 0 0 0 0 1 1 0 = 1 1 = 1 1 1 0 0 1
–   Chezzz 1.0.32324+9
−9
(−86)21.5 − 10.5
(+20−9=3)
67.2%
21.5 / 32
100.0%
+54
1 = 1 0 = 0 1 1 1 0 1 1 0 1 1 0 1 0 0 1 1 1 1 1 0 = 1 1 1 1 1 0
–   Mediocre 0.5 64-bit2320+12
−12
(−90)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+144
1 1 1 = 1 1 1 0 1 1 1 1 0 = 1 1 1 = 1 1 1 1 1 1 0 = 1 1 = =
–   Barbarossa 0.4.0 64-bit2319+12
−12
(−91)23.5 − 6.5
(+20−3=7)
78.3%
23.5 / 30
100.0%
+118
1 = 1 = 1 1 1 0 1 = = = 0 = 1 1 1 1 1 1 1 1 0 1 = 1 1 1 1 1
–   Absolute Zero 2.4.7.2 64-bit2317+12
−12
(−93)18 − 14
(+15−11=6)
56.3%
18.0 / 32
100.0%
−43
1 0 1 0 0 1 0 = 0 1 1 1 1 1 1 0 = 1 1 = 1 = 1 1 1 = 0 0 0 0 0 =
–   Aice 0.99.22315+9
−9
(−95)17.5 − 12.5
(+13−8=9)
58.3%
17.5 / 30
100.0%
−43
0 1 0 = 1 = 1 1 1 0 1 = = = = 1 0 0 1 1 1 0 = 1 = 0 1 1 0 =
–   Sungorus 1.4 64-bit2313+9
−9
(−97)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
100.0%
−63
1 0 0 = 1 = 0 1 1 1 = 0 = 0 0 0 1 = = 1 1 1 1 0 = 1 0 1 0 0 1 1
–   Jumbo 0.4.17 64-bit2312+18
−18
(−98)21.5 − 10.5
(+20−9=3)
67.2%
21.5 / 32
100.0%
+41
1 = 1 0 = 0 0 0 = 0 1 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 0 0 1 1 1
–   Averno 0.812307+9
−9
(−103)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
+14
1 1 = 0 0 1 = 1 1 1 = 1 0 = = 1 1 0 1 = = 1 1 1 0 1 = 0 1 1 = 1
–   KnightX 1.922297+8
−7
(−113)20.5 − 9.5
(+16−5=9)
68.3%
20.5 / 30
100.0%
+14
1 1 0 0 1 = 1 = = = = = 1 0 0 0 1 = 1 1 1 1 1 1 = 1 1 1 = 1
–   Fischerle 0.9.80 SE 64-bit2279+16
−16
(−131)15 − 3
(+13−1=4)
83.3%
15.0 / 18
100.0%
+122
1 1 1 = = 1 1 = 1 1 1 = 1 1 0 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on September 21, 2019