CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

Engine Details

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chess22k 1.11 64-bit (2989+20
−20
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 12 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Komodo 12.2.2 MCTS 64-bit3213+16
−16
(+224)5.5 − 34.5
(+0−29=11)
13.8%
5.5 / 40
0.0%
−45
0 0 0 0 0 0 0 0 = 0 = = 0 0 = 0 0 0 0 0 0 0 0 0 0 = 0 = 0 = 0 = 0 = 0 0 0 0 = =
–   Laser 1.6 64-bit3129+11
−11
(+140)3 − 11
(+0−8=6)
21.4%
3.0 / 14
0.0%
−41
0 0 = = 0 = 0 0 0 = = 0 = 0
–   Roc 0.7 64-bit3115+10
−11
(+126)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
0.0%
+64
= = = 0 0 1 = 0 = = = 0 = =
–   Chiron 4 64-bit3115+8
−9
(+126)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
+3
0 = = 0 0 0 = = = = 0 0 = =
–   NirvanaChess 2.4 64-bit3102+9
−9
(+113)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
0.0%
+90
= 0 1 0 = 0 1 0 1 = = = = =
–   Equinox 3.20 64-bit3096+9
−9
(+107)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
0.0%
+42
0 1 1 = 0 = = 0 = 0 = 0 = =
–   Fritz 15 64-bit3095+10
−10
(+106)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
0.0%
−61
1 0 0 0 = 0 = = 0 0 = = 0 0
–   Xiphos 0.3 64-bit3093+19
−19
(+104)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−19
= 0 = = 1 = = 0 0 = 0 0 1 0 0 = 0 0
–   Nemorino 5.00 64-bit3087+14
−14
(+98)8.5 − 9.5
(+5−6=7)
47.2%
8.5 / 18
0.0%
+81
= 0 = = = = = = 1 0 1 1 1 0 0 0 1 0
–   Hannibal 1.7 64-bit3081+10
−10
(+92)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
−32
= = = = 0 = = 0 = 0 = 0 0 0
–   Texel 1.07 64-bit3075+12
−12
(+86)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+86
0 = = 1
–   Vajolet2 2.6 64-bit3060+15
−15
(+71)8 − 10
(+3−5=10)
44.4%
8.0 / 18
0.0%
+39
1 = 1 0 0 = 0 = 1 0 = = = = 0 = = =
–   Protector 1.9.0 64-bit3059+9
−10
(+70)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
0.0%
+50
0 = 0 = 1 = = = = 0 1 0 = 1
–   Pedone 1.8 64-bit3059+16
−16
(+70)7 − 11
(+1−5=12)
38.9%
7.0 / 18
0.0%
+10
= 0 1 0 = = = 0 = = = = 0 = 0 = = =
–   ChessBrainVB 3.703044+23
−23
(+55)7 − 7
(+3−3=8)
50.0%
7.0 / 14
0.0%
+55
= = 1 1 = = = = 0 0 0 = = 1
–   Arasan 21.0 64-bit3042+17
−17
(+53)6 − 12
(+2−8=8)
33.3%
6.0 / 18
0.0%
−51
= 0 0 = = = = 0 = 0 1 0 1 = 0 0 = 0
–   iCE 3.0 64-bit3042+12
−12
(+53)4.5 − 9.5
(+2−7=5)
32.1%
4.5 / 14
0.0%
−68
= 0 = 0 0 1 = 0 0 0 = 0 1 =
–   Senpai 2.0 64-bit3036+12
−12
(+47)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
0.0%
+330
1 = 1 1
–   ChessBrainVB 3.683025+21
−21
(+36)9 − 9
(+3−3=12)
50.0%
9.0 / 18
0.6%
+33
0 = = = 1 = = = = = = = = = 0 0 1 1
–   SmarThink 1.98 64-bit3025+13
−13
(+36)6.5 − 11.5
(+1−6=11)
36.1%
6.5 / 18
0.1%
−43
0 = = = = = 1 0 = 0 = 0 = = 0 0 = =
–   Hakkapeliitta TCEC v2 64-bit3000+13
−13
(+11)8 − 10
(+4−6=8)
44.4%
8.0 / 18
18.7%
−25
0 = = 1 0 = = 1 = 0 0 = 1 0 = 1 = 0
–   Sting SF 9 64-bit2998+16
−16
(+9)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
25.0%
−18
= 1 1 1 0 1 1 0 = 0 0 = 0 0
–   Defenchess 1.1f 64-bit2997+12
−12
(+8)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
25.2%
−59
= 0 = 0 = = 1 1 = = 0 0 = 0
–   Rybka 3 32-bit2993+12
−12
(+4)8 − 6
(+3−1=10)
57.1%
8.0 / 14
37.8%
+43
= = 0 1 1 = 1 = = = = = = =
–   Critter 0.90 32-bit2990+16
−15
(+1)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
48.8%
−57
= 0 = = = = 1 0 = = 0 0 = =
–   Stockfish 1.8 32-bit2988+18
−17
(−1)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
53.4%
−23
1 = = = = 0 = 0 1 0 = = 1 0
–   Rodent III 0.275 64-bit2986+15
−15
(−3)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
60.7%
−20
= 1 0 = 0 = = = = 0 = = = = 1 =
–   Wasp 3.0 64-bit2984+12
−12
(−5)21 − 21
(+11−11=20)
50.0%
21.0 / 42
66.5%
−3
= 0 1 0 0 = = = 1 = 1 = 1 = 1 0 = = = = = = = 1 = = 1 0 = = 0 1 0 0 1 = 0 1 1 0 0 =
–   Rodent III 0.238 64-bit2982+15
−14
(−7)7.5 − 6.5
(+3−2=9)
53.6%
7.5 / 14
71.5%
+8
= 0 = = = = = 1 = = 0 1 = 1
–   Demolito 2018-10-29 64-bit2978+15
−15
(−11)20.5 − 13.5
(+14−7=13)
60.3%
20.5 / 34
82.0%
+55
= 1 = 1 0 1 1 0 1 = 1 = = 0 = 1 = 1 1 = 1 = 1 1 1 = = 1 0 0 = = 0 0
–   Hiarcs 142962+10
−10
(−27)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
99.3%
+55
= 0 1 1
–   Andscacs 0.72 64-bit2960+26
−26
(−29)8.5 − 5.5
(+4−1=9)
60.7%
8.5 / 14
96.2%
+30
1 1 = = = = 0 = = = 1 = = 1
–   Deep Sjeng c't 20102941+10
−10
(−48)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+102
= 1 1 =
–   Crafty 25.2 64-bit2931+11
−11
(−58)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
100.0%
−107
1 0 = = = 0 1 0 1 = 0 0 1 = 0 = 0 =
–   Naum 4 32-bit2931+14
−14
(−58)8.5 − 5.5
(+4−1=9)
60.7%
8.5 / 14
100.0%
−1
1 1 = = 1 1 = = = = = 0 = =
–   Amoeba 2.8 64-bit2927+13
−13
(−62)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−2
= = = 1
–   Pirarucu 2.6.1 64-bit2926+20
−20
(−63)16.5 − 9.5
(+9−2=15)
63.5%
16.5 / 26
100.0%
+9
= = = 1 1 = 1 = = = = = 1 1 1 0 1 = 0 = 1 = 1 = = =
–   Bobcat 8.0 64-bit2923+13
−13
(−66)12.5 − 5.5
(+8−1=9)
69.4%
12.5 / 18
100.0%
+48
= 0 1 1 1 1 = = = = 1 = 1 = = 1 = 1
–   Cheng 4.39 64-bit2922+11
−11
(−67)11 − 7
(+9−5=4)
61.1%
11.0 / 18
100.0%
+10
= 0 = 0 1 1 0 1 1 0 1 = 1 1 1 0 = 1
–   Deep Junior Yokohama 64-bit2920+14
−15
(−69)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−1
= 1 = =
–   Deuterium 2018.1.35.514 64-bit2913+13
−13
(−76)9.5 − 4.5
(+5−0=9)
67.9%
9.5 / 14
100.0%
+19
= 1 = 1 = = = = 1 1 = = 1 =
–   Quazar 0.4 64-bit2905+10
−10
(−84)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
100.0%
−21
0 0 1 = = = = = = 1 1 1 = 1
–   Atlas 3.91 64-bit2902+14
−14
(−87)8 − 6
(+4−2=8)
57.1%
8.0 / 14
100.0%
−44
1 = 1 = 1 = = 0 1 0 = = = =
–   EXchess 7.97b 64-bit2893+13
−13
(−96)10 − 4
(+8−2=4)
71.4%
10.0 / 14
100.0%
+52
1 = = 0 1 1 1 = = 1 1 0 1 1
–   Scorpio 2.8 64-bit2885+14
−14
(−104)8 − 6
(+6−4=4)
57.1%
8.0 / 14
100.0%
−55
1 = 1 0 = 1 1 0 = 1 1 = 0 0
–   Thinker 5.4d Inert 64-bit2865+16
−16
(−124)11.5 − 2.5
(+10−1=3)
82.1%
11.5 / 14
100.0%
+121
1 1 = 1 = 1 1 0 1 1 1 = 1 1
–   Dirty 30Apr2017 64-bit2856+14
−15
(−133)9 − 5
(+6−2=6)
64.3%
9.0 / 14
100.0%
−42
= = 1 0 = 1 1 0 1 = 1 = 1 =
–   Tucano 7.06 64-bit2852+20
−20
(−137)12.5 − 7.5
(+7−2=11)
62.5%
12.5 / 20
100.0%
−64
= = = 1 = 0 1 1 = 1 1 1 = = 1 = = = 0 =
–   Pirarucu 2.3.8 64-bit2851+22
−22
(−138)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+15
= 1 = = 1 1 = 1
–   Tucano 7.05 64-bit2823+29
−29
(−166)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−134
= 1 0 = 1 1 = = = 0

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Created in 2005-2013 by CCRL team
Last games added on December 10, 2019