CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Show each game results
chess22k 1.11 64-bit (2987+20
−20
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Komodo 12.2.2 MCTS 64-bit3211+16
−15
(+224)5.5 − 34.5
(+0−29=11)
13.8%
5.5 / 40
0.0%
−45
–   Laser 1.6 64-bit3128+11
−10
(+141)3 − 11
(+0−8=6)
21.4%
3.0 / 14
0.0%
−40
–   Chiron 4 64-bit3113+8
−8
(+126)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
+3
–   Roc 0.7 64-bit3113+10
−10
(+126)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
0.0%
+64
–   NirvanaChess 2.4 64-bit3098+9
−9
(+111)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
0.0%
+88
–   Equinox 3.20 64-bit3093+9
−9
(+106)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
0.0%
+41
–   Fritz 15 64-bit3092+9
−10
(+105)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
0.0%
−62
–   Xiphos 0.3 64-bit3090+19
−19
(+103)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−20
–   Nemorino 5.00 64-bit3084+13
−13
(+97)8.5 − 9.5
(+5−6=7)
47.2%
8.5 / 18
0.0%
+80
–   Hannibal 1.7 64-bit3078+10
−10
(+91)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
−33
–   Texel 1.07 64-bit3072+11
−11
(+85)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+85
–   Vajolet2 2.6 64-bit3058+15
−15
(+71)8 − 10
(+3−5=10)
44.4%
8.0 / 18
0.0%
+39
–   Pedone 1.8 64-bit3057+16
−16
(+70)7 − 11
(+1−5=12)
38.9%
7.0 / 18
0.0%
+10
–   Protector 1.9.0 64-bit3056+9
−9
(+69)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
0.0%
+49
–   ChessBrainVB 3.703042+23
−23
(+55)7 − 7
(+3−3=8)
50.0%
7.0 / 14
0.0%
+55
–   iCE 3.0 64-bit3039+11
−11
(+52)4.5 − 9.5
(+2−7=5)
32.1%
4.5 / 14
0.0%
−69
–   Arasan 21.0 64-bit3039+17
−17
(+52)6 − 12
(+2−8=8)
33.3%
6.0 / 18
0.0%
−52
–   Senpai 2.0 64-bit3030+11
−11
(+43)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
0.0%
+326
–   SmarThink 1.98 64-bit3024+13
−13
(+37)6.5 − 11.5
(+1−6=11)
36.1%
6.5 / 18
0.1%
−42
–   ChessBrainVB 3.683023+21
−21
(+36)9 − 9
(+3−3=12)
50.0%
9.0 / 18
0.7%
+33
–   Sting SF 9 64-bit2999+16
−16
(+12)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
17.7%
−15
–   Hakkapeliitta TCEC v2 64-bit2998+13
−13
(+11)8 − 10
(+4−6=8)
44.4%
8.0 / 18
18.7%
−25
–   Defenchess 1.1f 64-bit2995+12
−12
(+8)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
25.4%
−59
–   Rybka 3 32-bit2994+12
−12
(+7)8 − 6
(+3−1=10)
57.1%
8.0 / 14
27.4%
+46
–   Stockfish 1.8 32-bit2988+17
−16
(+1)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
49.2%
−21
–   Critter 0.90 32-bit2988+15
−15
(+1)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
48.0%
−57
–   Rodent III 0.275 64-bit2984+15
−15
(−3)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
61.2%
−20
–   Wasp 3.0 64-bit2982+12
−12
(−5)21 − 21
(+11−11=20)
50.0%
21.0 / 42
67.2%
−3
–   Rodent III 0.238 64-bit2980+15
−15
(−7)7.5 − 6.5
(+3−2=9)
53.6%
7.5 / 14
71.8%
+8
–   Demolito 2018-10-29 64-bit2976+16
−15
(−11)20.5 − 13.5
(+14−7=13)
60.3%
20.5 / 34
81.6%
+55
–   Hiarcs 142959+10
−10
(−28)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
99.3%
+54
–   Andscacs 0.72 64-bit2958+26
−26
(−29)8.5 − 5.5
(+4−1=9)
60.7%
8.5 / 14
96.2%
+30
–   Deep Sjeng c't 20102939+10
−10
(−48)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+102
–   Crafty 25.2 64-bit2930+11
−11
(−57)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
100.0%
−106
–   Naum 4 32-bit2929+13
−13
(−58)8.5 − 5.5
(+4−1=9)
60.7%
8.5 / 14
100.0%
−1
–   Amoeba 2.8 64-bit2925+13
−13
(−62)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−2
–   Pirarucu 2.6.1 64-bit2924+20
−20
(−63)16.5 − 9.5
(+9−2=15)
63.5%
16.5 / 26
100.0%
+9
–   Bobcat 8.0 64-bit2922+13
−13
(−65)12.5 − 5.5
(+8−1=9)
69.4%
12.5 / 18
100.0%
+49
–   Cheng 4.39 64-bit2918+10
−11
(−69)11 − 7
(+9−5=4)
61.1%
11.0 / 18
100.0%
+8
–   Deep Junior Yokohama 64-bit2918+14
−14
(−69)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−1
–   Deuterium 2018.1.35.514 64-bit2912+13
−13
(−75)9.5 − 4.5
(+5−0=9)
67.9%
9.5 / 14
100.0%
+20
–   Quazar 0.4 64-bit2903+10
−10
(−84)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
100.0%
−21
–   Atlas 3.91 64-bit2897+13
−13
(−90)8 − 6
(+4−2=8)
57.1%
8.0 / 14
100.0%
−47
–   EXchess 7.97b 64-bit2893+12
−12
(−94)10 − 4
(+8−2=4)
71.4%
10.0 / 14
100.0%
+54
–   Scorpio 2.8 64-bit2884+14
−14
(−103)8 − 6
(+6−4=4)
57.1%
8.0 / 14
100.0%
−54
–   Thinker 5.4d Inert 64-bit2863+15
−15
(−124)11.5 − 2.5
(+10−1=3)
82.1%
11.5 / 14
100.0%
+121
–   Dirty 30Apr2017 64-bit2855+15
−15
(−132)9 − 5
(+6−2=6)
64.3%
9.0 / 14
100.0%
−41
–   Tucano 7.06 64-bit2851+20
−20
(−136)12.5 − 7.5
(+7−2=11)
62.5%
12.5 / 20
100.0%
−63
–   Pirarucu 2.3.8 64-bit2850+22
−22
(−137)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+16
–   Tucano 7.05 64-bit2823+28
−29
(−164)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−132

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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021