CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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chess22k 1.12 64-bit (3080+16
−16
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 14 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 10 64-bit3492+12
−12
(+412)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Komodo 12.3 64-bit3414+24
−24
(+334)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+364
=
–   Fizbo 2 64-bit3247+8
−8
(+167)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+136
=
–   Andscacs 0.94 64-bit3229+15
−15
(+149)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−1
1 1 = 0 0 0 = 0 0 1 0 = 1 = = 0 = 0 0 0 0 = = 0 0 = 0 = 0 0 0 0
–   Xiphos 0.4 64-bit3227+14
−15
(+147)9.5 − 22.5
(+2−15=15)
29.7%
9.5 / 32
0.0%
+21
0 = 0 0 = 0 = 0 = = = 0 = = 1 = 1 0 = 0 0 = 0 0 = 0 = = = 0 0 0
–   Defenchess 2.1 64-bit3222+16
−16
(+142)6 − 25
(+1−20=10)
19.4%
6.0 / 31
0.0%
−72
0 0 0 0 0 = 0 0 0 0 = 0 0 0 0 = 0 1 0 = 0 = 0 = = = 0 0 = = 0
–   RofChade 2.1 64-bit3215+15
−16
(+135)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Schooner 2.0.34 64-bit3192+13
−14
(+112)10.5 − 20.5
(+5−15=11)
33.9%
10.5 / 31
0.0%
+6
= 1 = 0 = 0 0 0 = = 0 = 0 0 1 0 = = 1 0 1 0 1 0 0 0 0 0 = = =
–   Defenchess 2.0 64-bit3192+41
−40
(+112)4 − 8
(+0−4=8)
33.3%
4.0 / 12
0.0%
+25
0 = 0 = = 0 = = 0 = = =
–   Chiron 4 64-bit3164+7
−7
(+84)12 − 21
(+3−12=18)
36.4%
12.0 / 33
0.0%
+1
= = = 0 = = = = 0 = 0 = = 1 0 = 0 = = = 1 0 0 0 0 1 0 = 0 = = = 0
–   Critter 1.6a 64-bit3158+6
−7
(+78)9 − 23
(+2−16=14)
28.1%
9.0 / 32
0.0%
−58
0 0 1 0 0 0 = 0 0 = 0 = = = = 0 0 = 0 0 = = 1 = = 0 = 0 = 0 0 =
–   Pedone 1.9 64-bit3132+14
−14
(+52)22 − 28
(+13−19=18)
44.0%
22.0 / 50
0.0%
+12
0 1 0 = = 1 0 = = 0 1 0 1 0 0 = 0 1 1 1 = 1 1 0 1 = = = = = 0 1 = 0 0 0 0 = = 0 = 1 1 = 0 0 = 0 0 =
–   NirvanaChess 2.4 64-bit3129+9
−9
(+49)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.0%
+21
= 1 0 1 0 = 0 = = 0 0 = = 1 = = = 1 1 0 = = = = 0 1 = = 0 0 1 0
–   Vajolet2 2.7 64-bit3128+16
−16
(+48)13 − 19
(+7−13=12)
40.6%
13.0 / 32
0.0%
−13
= 0 1 = 0 1 = = 0 0 0 = = 0 0 = = 0 0 = 0 1 0 1 1 1 0 = 0 1 = =
–   RubiChess 1.5 64-bit3123+17
−17
(+43)14.5 − 17.5
(+8−11=13)
45.3%
14.5 / 32
0.0%
+10
0 = = = = 0 = = 1 1 = 0 = 1 = 0 0 0 0 1 = 0 1 0 1 0 = = 1 1 = 0
–   Nemorino 5.00 64-bit3117+11
−11
(+37)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.0%
+6
1 = 0 = = 1 = 0 = = = 0 1 0 = 0 = 0 0 = = 0 1 = = 1 = 1 1 0 0 =
–   Arasan 21.1 64-bit3116+15
−15
(+36)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−69
0 0 = = 1 = 0 0 = 1 = 0 1 0 = = 0 = 0 = 0 1 0 0 0 0 1 1 0 = 0 0
–   Texel 1.07 64-bit3113+9
−9
(+33)14.5 − 17.5
(+5−8=19)
45.3%
14.5 / 32
0.0%
+7
= 0 = 0 1 = 0 = = = = 0 = = 1 0 = 0 1 = 0 = = = 1 1 = = = = 0 =
–   Hannibal 1.7 64-bit3110+8
−8
(+30)15 − 18
(+6−9=18)
45.5%
15.0 / 33
0.0%
+2
= 1 0 = = = 0 0 0 = = 1 = = 0 1 0 = = = = 1 0 0 = 1 1 = = 0 = = =
–   Rybka 4.1 64-bit3109+6
−6
(+29)15.5 − 16.5
(+7−8=17)
48.4%
15.5 / 32
0.0%
+19
= 0 = 0 = = 1 = 1 = = 0 1 = 0 = 1 0 1 = = 1 = = 1 0 = = = 0 = 0
–   Pedone 1.8 64-bit3106+14
−14
(+26)16.5 − 15.5
(+9−8=15)
51.6%
16.5 / 32
0.6%
+33
= 1 1 = = 0 = 1 = = 1 0 1 0 = 0 1 0 1 = 1 0 = = = 1 0 = = 0 = =
–   Arasan 21.2 64-bit3103+25
−25
(+23)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
6.6%
+53
=
–   Laser 1.5 64-bit3095+13
−13
(+15)14 − 18
(+7−11=14)
43.8%
14.0 / 32
7.8%
−20
= = 0 1 = = = = 1 0 0 0 = = 0 = = 0 1 = 0 = 1 0 1 1 1 = 0 = 0 0
–   Demolito 2019-05-05 64-bit3092+18
−18
(+12)14 − 18
(+7−11=14)
43.8%
14.0 / 32
16.6%
−26
= = 0 1 = 1 0 = 0 = = = 1 0 0 1 = = 1 0 = 1 0 0 = 0 0 = = = 1 0
–   Vajolet2 2.6 64-bit3084+13
−13
(+4)19.5 − 13.5
(+12−6=15)
59.1%
19.5 / 33
36.8%
+57
= = 1 = 1 = 1 1 1 0 1 0 = 0 1 = = 0 = 1 = 1 1 = = 1 = = 1 0 = = 0
–   Protector 1.9.0 64-bit3084+7
−7
(+4)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
31.7%
+14
= = 0 0 1 0 = 1 = = = 0 1 1 1 1 0 0 = 1 1 = 0 = 1 0 = 1 = = 0 =
–   Senpai 2.0 64-bit3084+9
−9
(+4)14.5 − 18.5
(+8−12=13)
43.9%
14.5 / 33
35.1%
−34
1 1 = 0 0 = = = = 1 = = 1 = 0 = = 1 = 1 0 1 0 0 0 1 0 = = 0 0 0 0
–   iCE 3.0 64-bit3081+7
−7
(+1)14.5 − 17.5
(+9−12=11)
45.3%
14.5 / 32
48.3%
−33
0 1 0 0 1 1 = 0 = 1 0 = = 0 = 1 = 0 0 0 1 = = 0 1 1 = 1 0 0 = =
–   Wasp 3.60 64-bit3078+17
−17
(−2)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
57.7%
+28
=
–   Wasp 3.50 64-bit3065+16
−16
(−15)19.5 − 12.5
(+14−7=11)
60.9%
19.5 / 32
91.1%
+57
1 0 1 1 1 1 1 0 = = 1 0 1 = 1 0 1 = 1 = 0 1 1 1 = = = 0 = 0 = =
–   RubiChess 1.4 64-bit3049+18
−18
(−31)17 − 15
(+8−6=18)
53.1%
17.0 / 32
99.5%
−12
1 = = = 0 = = = = 0 = 0 1 1 0 1 = 1 = 1 = = = = = = = 0 1 1 0 =
–   ChessBrainVB 3.723048+19
−19
(−32)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.5%
+INF
1
–   Defenchess 1.1f 64-bit3047+11
−11
(−33)20 − 13
(+12−5=16)
60.6%
20.0 / 33
100.0%
+30
= 1 = = = 0 = 0 0 = = = 0 1 1 = 1 1 1 1 = 0 = 1 = 1 1 = = 1 1 = =
–   SmarThink 1.98 64-bit3037+10
−10
(−43)23.5 − 8.5
(+16−1=15)
73.4%
23.5 / 32
100.0%
+100
= = 1 1 = 0 1 = = 1 1 = = = 1 = 1 = = 1 1 1 = 1 = = 1 1 1 1 1 =
–   Naum 4.6 64-bit3032+8
−7
(−48)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
100.0%
−35
1 = = 1 = = = 1 0 0 0 1 = 1 = 0 0 1 = 1 0 = = 1 1 0 0 1 0 = 1 0
–   Wasp 3.0 64-bit3024+15
−15
(−56)16 − 16
(+8−8=16)
50.0%
16.0 / 32
100.0%
−56
= 0 0 1 1 1 = 1 = = 1 1 = = = = 0 0 0 = = = = 0 0 = 0 = = 1 1 =
–   Hakkapeliitta TCEC v2 64-bit3022+10
−10
(−58)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
+40
= = 1 1 1 1 1 1 = 0 = 1 1 = = 0 1 = 0 0 = 1 1 1 = 1 = = = 0 1 1
–   Pirarucu 3.0.7 64-bit3022+17
−17
(−58)17 − 15
(+9−7=16)
53.1%
17.0 / 32
100.0%
−43
0 1 = = 0 = = = 0 = = 1 1 = 1 = 0 = 0 0 1 1 1 = = = = = 1 1 0 =
–   Demolito 2018-10-29 64-bit3017+16
−16
(−63)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
100.0%
−31
= 1 1 = 1 0 0 0 1 = 1 1 1 = 1 = 1 = = 1 0 0 0 0 0 1 = = = 1 = 0
–   Rodent III 0.287 64-bit3003+21
−21
(−77)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
+27
1 = 1 1 0 0 1 = = = = 1 = = 1 1 1 = = 1 0 1 1 1 = = = 1 = 1 = =
–   Rodent III 0.273 64-bit3001+16
−17
(−79)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−48
=
–   ChessBrainVB 3.703000+17
−17
(−80)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
100.0%
−46
= = = 1 = 1 1 1 = 1 0 0 0 1 0 = 0 = 1 1 1 = 0 = 0 = 1 0 1 = 0 1
–   Deuterium 2019.1.36.50 64-bit2999+15
−14
(−81)22 − 11
(+14−3=16)
66.7%
22.0 / 33
100.0%
+22
= 1 1 1 0 1 = 1 1 = 1 = 0 = 1 = = 0 1 1 = = 1 = = = 1 = = = 1 1 =
–   Rodent III 0.275 64-bit2997+29
−29
(−83)21.5 − 10.5
(+13−2=17)
67.2%
21.5 / 32
100.0%
+19
= 1 = = 1 = 1 0 = = 0 1 = = 1 = 1 = 1 = 1 1 1 1 1 = = = 1 = = =
–   Hiarcs 142986+8
−8
(−94)23 − 9
(+20−6=6)
71.9%
23.0 / 32
100.0%
+73
1 = 0 0 1 0 1 0 = 1 1 = 1 1 1 = 1 1 1 1 = 1 0 1 1 1 1 1 1 = 1 0
–   RubiChess 1.3 64-bit2970+19
−19
(−110)18 − 13
(+12−7=12)
58.1%
18.0 / 31
100.0%
−60
1 = 0 = 1 1 = = 1 0 = = 1 = 0 1 1 = 0 1 = = 1 0 0 0 1 = = 1 1
–   Crafty 25.2 64-bit2933+11
−10
(−147)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Atlas 3.91 64-bit2926+12
−12
(−154)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−123
=
–   Spike 1.4 Leiden2922+7
−7
(−158)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Tucano 7.07 64-bit2898+16
−16
(−182)36 − 14
(+28−6=16)
72.0%
36.0 / 50
100.0%
−31
= = = 1 0 0 = 1 1 = 1 = 1 1 0 1 1 1 = 1 0 = 1 1 = = = 0 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = = 1 0 =
–   Godel 5.5.1 64-bit2889+16
−16
(−191)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Rhetoric 1.4.3 64-bit2805+9
−9
(−275)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Twisted Logic 20100131x 64-bit2766+10
−10
(−314)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Jonny 4.002762+7
−6
(−318)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Alaric 7072663+7
−6
(−417)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

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Created in 2005-2013 by CCRL team
Last games added on September 14, 2019