CCRL 40/15
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 1'218'554 games
played by 2'788 programs

White wins: 418'779 (34.4%)
Black wins: 308'204 (25.3%)
Draws: 491'571 (40.3%)
White score: 54.5%

Engine Details

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chess22k 1.14 64-bit#49  (3077+17
−17
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   RofChade 2.202 64-bit3204+12
−12
(+127)3.5 − 12.5
(+0−9=7)
21.9%
3.5 / 16
0.0%
−51
= = 0 0 0 = = 0 0 0 = 0 0 0 = =
–   SlowChess Blitz Classic 2.1 64-bit3203+18
−18
(+126)8.5 − 19.5
(+1−12=15)
30.4%
8.5 / 28
0.0%
+11
= = 0 = 0 0 0 0 = = = = 0 = = 1 0 0 = = 0 0 = 0 0 = = =
–   Defenchess 2.2 64-bit3202+10
−10
(+125)5.5 − 10.5
(+0−5=11)
34.4%
5.5 / 16
0.0%
+41
0 = = = = = = 0 = 0 = = = 0 0 =
–   Schooner 2.2 64-bit3202+10
−10
(+125)4.5 − 15.5
(+1−12=7)
22.5%
4.5 / 20
0.0%
−60
= 0 = = 0 0 0 0 = = 1 = 0 0 0 0 0 0 = 0
–   RubiChess 1.7.3 64-bit3190+17
−17
(+113)11.5 − 20.5
(+2−11=19)
35.9%
11.5 / 32
0.0%
+31
0 = 1 0 = = = 0 = = = = 0 = 0 = 0 1 = = 0 = = = 0 0 = 0 0 = = =
–   Andscacs 0.95 64-bit3180+9
−9
(+103)2 − 2
(+0−0=4)
50.0%
2.0 / 4
0.0%
+103
= = = =
–   RubiChess 1.7.1 64-bit3172+22
−22
(+95)11 − 13
(+3−5=16)
45.8%
11.0 / 24
0.0%
+69
= = = = = 1 1 = = 1 0 = = 0 = 0 = = 0 = 0 = = =
–   Andscacs 0.94 64-bit3168+13
−13
(+91)6.5 − 9.5
(+1−4=11)
40.6%
6.5 / 16
0.0%
+38
= 1 = = 0 0 = 0 = 0 = = = = = =
–   Wasp 4.50 64-bit3159+30
−30
(+82)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−67
0 0 = =
–   Roc 1.6 64-bit3154+22
−22
(+77)7.5 − 16.5
(+0−9=15)
31.3%
7.5 / 24
0.0%
−25
0 = = = 0 = = 0 = 0 = = = = 0 0 = = = = 0 = 0 0
–   Arasan 22.1 64-bit3146+20
−20
(+69)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+151
= 0 1 1
–   Xiphos 0.4 64-bit3144+11
−11
(+67)8 − 8
(+3−3=10)
50.0%
8.0 / 16
0.0%
+69
1 = = = 0 = 0 = = 1 = 0 1 = = =
–   Arasan 22.0 64-bit3140+18
−18
(+63)2 − 2
(+0−0=4)
50.0%
2.0 / 4
0.0%
+63
= = = =
–   Laser 1.6 64-bit3129+11
−11
(+52)4.5 − 11.5
(+2−9=5)
28.1%
4.5 / 16
0.0%
−96
0 0 1 = 1 0 0 0 0 = = 0 = = 0 0
–   Pedone 2.1 64-bit3128+21
−21
(+51)9.5 − 10.5
(+4−5=11)
47.5%
9.5 / 20
0.0%
+37
= = = 0 0 1 = = 0 1 = 0 0 = 1 = = 1 = =
–   Winter 0.9 64-bit3126+18
−18
(+49)10 − 12
(+4−6=12)
45.5%
10.0 / 22
0.0%
+23
0 1 0 1 = = = = 0 = = 0 = = 0 0 1 = = = = 1
–   Igel 2.6.0 64-bit3115+22
−22
(+38)10.5 − 13.5
(+5−8=11)
43.8%
10.5 / 24
0.3%
0
0 0 = = 1 1 = 0 = = 0 = = = 0 = 1 = 0 0 = 1 0 1
–   Pedone 2.0 64-bit3107+17
−17
(+30)9 − 17
(+3−11=12)
34.6%
9.0 / 26
0.7%
−61
= 1 = = 0 = 0 0 = 0 = 1 = 0 0 1 0 0 = = 0 = = = 0 0
–   Vajolet2 2.8 64-bit3099+16
−15
(+22)15.5 − 16.5
(+4−5=23)
48.4%
15.5 / 32
2.4%
+15
= 0 0 = = = = = = 0 0 1 = = = = 1 0 = = = 1 = = = = 1 = = = = =
–   NirvanaChess 2.4 64-bit3099+9
−9
(+22)3 − 3
(+1−1=4)
50.0%
3.0 / 6
1.2%
+22
= = 1 0 = =
–   Beef 0.3.6 64-bit3097+27
−27
(+20)9 − 8
(+5−4=8)
52.9%
9.0 / 17
10.3%
+38
1 0 = = 0 = 1 = = = 0 = 1 1 = 0 1
–   Roc 1.5 64-bit3093+36
−36
(+16)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
21.9%
−5
= 1 0 = = 0 = 0 1 0 = = = 1 = =
–   Demolito 2020-05-14 64-bit3089+19
−19
(+12)12 − 12
(+5−5=14)
50.0%
12.0 / 24
17.3%
+10
= = = = = = 0 = 0 = 1 = = 1 = 1 1 0 1 = 0 = = 0
–   Houdini 1.5a 32-bit3088+12
−12
(+11)8 − 8
(+5−5=6)
50.0%
8.0 / 16
15.7%
+13
= 1 0 = = = 0 = 1 0 1 0 1 1 0 =
–   Lc0 0.22.0 wLD2 64-bit3086+35
−35
(+9)10 − 6
(+5−1=10)
62.5%
10.0 / 16
33.1%
+78
= = 1 0 1 = 1 = = = = = = 1 1 =
–   Nemorino 5.00 64-bit3085+12
−12
(+8)4 − 6
(+2−4=4)
40.0%
4.0 / 10
22.1%
−59
= 1 = 0 0 0 = 0 = 1
–   Igel 2.5.0 64-bit3084+23
−23
(+7)2 − 3
(+1−2=2)
40.0%
2.0 / 5
32.5%
−50
0 0 1 = =
–   Winter 0.8 64-bit3081+21
−21
(+4)9 − 11
(+4−6=10)
45.0%
9.0 / 20
39.3%
−31
0 = 0 = 1 = 0 = = 1 = 0 1 1 0 = = = = 0
–   Strelka 5.1 32-bit3079+15
−15
(+2)9 − 7
(+4−2=10)
56.3%
9.0 / 16
42.1%
+33
1 = = 0 1 1 = 1 = 0 = = = = = =
–   Toga III 0.2 64-bit3077+63
−62
(0)3 − 1
(+2−0=2)
75.0%
3.0 / 4
49.7%
+154
= 1 = 1
–   Wasp 4.0 64-bit3076+19
−19
(−1)3.5 − 8.5
(+0−5=7)
29.2%
3.5 / 12
53.7%
−115
0 0 0 = = = = = = 0 0 =
–   Texel 1.07 64-bit3073+11
−11
(−4)9.5 − 12.5
(+2−5=15)
43.2%
9.5 / 22
65.2%
−40
= 0 = = 0 = = 1 = 1 = = = = = = = 0 = 0 0 =
–   Koivisto 4.0 64-bit3069+22
−22
(−8)5 − 3
(+2−0=6)
62.5%
5.0 / 8
70.8%
+55
= = = = = = 1 1
–   Igel 2.4.0 64-bit3068+21
−21
(−9)9 − 13
(+0−4=18)
40.9%
9.0 / 22
75.9%
−53
= = = = = = 0 = = 0 = = 0 = = = = = = 0 = =
–   ChessBrainVB 3.743065+15
−15
(−12)22 − 20
(+13−11=18)
52.4%
22.0 / 42
87.2%
+4
= = = 0 1 = 0 1 = = = = 0 0 = 0 0 1 = = 0 1 0 1 1 1 1 0 = = 1 0 = = = 0 1 1 = 1 1 =
–   Wasp 3.75 64-bit3062+16
−16
(−15)8.5 − 13.5
(+5−10=7)
38.6%
8.5 / 22
90.6%
−94
1 = 0 0 0 1 1 0 0 0 0 = 0 1 0 = = 1 0 = = =
–   iCE 4.0 64-bit3059+15
−15
(−18)13 − 9
(+8−4=10)
59.1%
13.0 / 22
94.2%
+37
0 1 1 = = 0 = = 1 1 0 1 = = 1 = = = 0 1 = 1
–   Critter 1.2 32-bit3058+14
−14
(−19)8.5 − 7.5
(+5−4=7)
53.1%
8.5 / 16
95.6%
+1
0 = 1 1 = 0 1 = 0 0 1 1 = = = =
–   Seer 1.2.1 64-bit3055+24
−24
(−22)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.4%
+128
1 = = 1
–   Minic 2.46 64-bit3054+23
−22
(−23)13.5 − 6.5
(+8−1=11)
67.5%
13.5 / 20
95.2%
+78
1 = 1 = = 1 = 1 = 1 = = = = = = 1 1 1 0
–   Marvin 4.0.0 64-bit3049+22
−22
(−28)5 − 3
(+3−1=4)
62.5%
5.0 / 8
97.7%
+45
1 = 0 = = = 1 1
–   Minic 3.03 64-bit3048+26
−26
(−29)2 − 2
(+2−2=0)
50.0%
2.0 / 4
97.0%
−29
0 0 1 1
–   Combusken 1.3.0 64-bit3048+23
−23
(−29)9.5 − 10.5
(+4−5=11)
47.5%
9.5 / 20
98.1%
−44
= = 0 = 0 1 = = = 1 0 0 0 = = 1 = 1 = =
–   Rybka 3 64-bit3047+11
−11
(−30)8.5 − 7.5
(+6−5=5)
53.1%
8.5 / 16
99.9%
−7
1 = 0 0 = 1 1 0 0 1 1 = 1 0 = =
–   Combusken 1.3.1 64-bit3039+25
−25
(−38)9.5 − 6.5
(+4−1=11)
59.4%
9.5 / 16
99.4%
+10
= = 1 = = = = = = 1 = 1 0 1 = =
–   Demolito 2019-07-15 64-bit3033+22
−22
(−44)9 − 7
(+4−2=10)
56.3%
9.0 / 16
99.9%
−12
= 0 = = = = = 1 = 1 1 = 1 = = 0
–   Senpai 2.0 64-bit3031+11
−11
(−46)9 − 7
(+2−0=14)
56.3%
9.0 / 16
100.0%
−14
1 = = = = = = = = = = = = = 1 =
–   Pirarucu 3.3.5 64-bit3017+17
−17
(−60)15 − 5
(+12−2=6)
75.0%
15.0 / 20
100.0%
+117
1 1 = 1 1 1 = 1 1 1 = = 1 = 1 1 0 = 0 1
–   Marvin 3.6.0 64-bit3011+21
−21
(−66)5.5 − 6.5
(+1−2=9)
45.8%
5.5 / 12
100.0%
−85
= = = = 0 = = = = 0 = 1
–   Combusken 1.2.0 64-bit3009+25
−25
(−68)10 − 6
(+7−3=6)
62.5%
10.0 / 16
100.0%
+11
= 1 0 = 1 = 1 = 0 1 = 1 0 1 = 1
–   Topple 0.8.0 64-bit3009+24
−24
(−68)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−8
1 = = =
–   Sting SF 19 64-bit3007+24
−25
(−70)9 − 5
(+5−1=8)
64.3%
9.0 / 14
100.0%
+10
= 1 1 = = 1 1 = = = = = 0 1
–   Komodo 2.03 32-bit3006+16
−16
(−71)8 − 8
(+4−4=8)
50.0%
8.0 / 16
100.0%
−76
0 1 = = = 0 = 1 = 0 = 0 1 1 = =
–   Monolith 2 64-bit3004+17
−17
(−73)8.5 − 3.5
(+6−1=5)
70.8%
8.5 / 12
100.0%
+56
1 1 1 = = = 1 1 0 = = 1
–   Winter 0.7 64-bit3002+17
−17
(−75)11 − 7
(+5−1=12)
61.1%
11.0 / 18
100.0%
−15
= = = = = = 1 = 1 1 = 1 = = = = 0 1
–   Stockfish 1.9.1 32-bit3000+16
−16
(−77)8 − 8
(+3−3=10)
50.0%
8.0 / 16
100.0%
−79
0 1 = = = 1 1 0 = = = = = = = 0
–   Bagatur 2.2 64-bit2995+18
−18
(−82)6 − 6
(+2−2=8)
50.0%
6.0 / 12
100.0%
−85
= = 0 1 = = = = 1 = 0 =
–   Minic 2.33 64-bit2995+27
−27
(−82)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
100.0%
−113
1 = 0 = 0 1 = = 0 = 1 0
–   Pirarucu 3.2.4 64-bit2994+22
−22
(−83)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+59
= 1
–   Rodent IV 0.30 64-bit2993+36
−36
(−84)4 − 4
(+2−2=4)
50.0%
4.0 / 8
100.0%
−84
= = 1 0 0 1 = =
–   Stash 27.0 64-bit2992+31
−31
(−85)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−74
1 = 0 =
–   Bagatur 2.0 64-bit2991+23
−23
(−86)12 − 6
(+6−0=12)
66.7%
12.0 / 18
100.0%
+6
= 1 = 1 = 1 = = = = = 1 = = 1 = 1 =
–   Amoeba 3.2 64-bit2988+20
−20
(−89)12.5 − 5.5
(+7−0=11)
69.4%
12.5 / 18
100.0%
+19
= 1 = = = = = 1 = 1 1 1 1 = 1 = = =
–   FabChess 1.16 64-bit2983+20
−20
(−94)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+133
0 1 1 1
–   Topple 0.7.5 64-bit2982+17
−17
(−95)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Deuterium 2019.2.37.73 64-bit2981+16
−16
(−96)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+50
1 1 1 = = 1 = =
–   Godel 7.0 64-bit2979+17
−17
(−98)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−5
1 = 1 0
–   Minic 2.0 64-bit2978+23
−23
(−99)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Combusken 1.1.0 64-bit2973+33
−33
(−104)13 − 5
(+9−1=8)
72.2%
13.0 / 18
100.0%
+33
= 1 1 1 0 = 1 = = 1 1 1 = = = = 1 1
–   Marvin 3.5.0 64-bit2973+22
−22
(−104)11 − 7
(+7−3=8)
61.1%
11.0 / 18
100.0%
−37
= = = = 0 0 1 = = 1 1 = 1 1 1 = 0 1
–   Tucano 9.00 64-bit2926+22
−22
(−151)9 − 5
(+6−2=6)
64.3%
9.0 / 14
100.0%
−61
0 1 1 1 1 = = = = 1 = 0 1 =
–   Asymptote 0.8 64-bit2909+19
−19
(−168)10 − 2
(+8−0=4)
83.3%
10.0 / 12
100.0%
+63
1 = 1 = 1 1 = 1 1 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on February 20, 2021