CCRL 40/15
Downloads and Statistics
August 1, 2020
Testing summary:
Total: 1'166'106 games
played by 2'690 programs

White wins: 402'287 (34.5%)
Black wins: 297'247 (25.5%)
Draws: 466'572 (40.0%)
White score: 54.5%

Engine Details

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chess22k 1.9 64-bit (2951+22
−22
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Roc 0.7 64-bit3115+10
−10
(+164)3 − 9
(+0−6=6)
25.0%
3.0 / 12
0.0%
+11
= = = = 0 0 = 0 0 0 = 0
–   Chiron 4 64-bit3114+8
−9
(+163)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
+66
0 = 0 0 0 = 0 1 = = = =
–   NirvanaChess 2.4 64-bit3101+9
−9
(+150)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+90
0 0 = 0 = = = 1 0 0 1 1
–   Equinox 3.20 64-bit3095+9
−9
(+144)3.5 − 8.5
(+2−7=3)
29.2%
3.5 / 12
0.0%
−2
0 0 1 0 0 0 1 = = = 0 0
–   Fritz 15 64-bit3094+10
−9
(+143)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
+10
0 = = 0 0 0 = = = 0 1 0
–   Ethereal 10.00 64-bit3092+15
−15
(+141)10 − 20
(+4−14=12)
33.3%
10.0 / 30
0.0%
+32
0 0 0 = = = 1 1 0 = = 1 0 = = 0 0 = 0 0 = 0 0 = 0 = 0 = 0 1
–   Komodo 12.1.1 MCTS 64-bit3080+15
−15
(+129)12.5 − 27.5
(+6−21=13)
31.3%
12.5 / 40
0.0%
+2
0 = 0 0 = = 0 1 = = 0 = 0 0 0 = 0 0 = 1 = 0 = 0 1 0 0 0 0 1 0 = = 1 0 = 0 0 0 1
–   Hannibal 1.7 64-bit3080+9
−10
(+129)5 − 7
(+1−3=8)
41.7%
5.0 / 12
0.0%
+84
= = = = = = 0 0 1 0 = =
–   Protector 1.9.0 64-bit3058+9
−9
(+107)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
+35
= 0 = = 1 = = = 0 0 = 0
–   Arasan 21.0 64-bit3041+17
−17
(+90)10.5 − 19.5
(+5−14=11)
35.0%
10.5 / 30
0.0%
−4
0 1 1 0 0 = = 0 = = 0 0 = 0 = 0 0 0 = 1 1 0 = = = 0 = 0 0 1
–   Gull 3.1 64-bit3040+16
−16
(+89)3 − 9
(+0−6=6)
25.0%
3.0 / 12
0.0%
−63
= 0 = = = 0 = 0 0 = 0 0
–   ChessBrainVB 3.683025+21
−21
(+74)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
−14
0 0 = = = 0 0 = = = 1 0 0 1
–   Arasan 20.5 64-bit3024+20
−20
(+73)4.5 − 7.5
(+0−3=9)
37.5%
4.5 / 12
0.0%
+8
0 0 = = = 0 = = = = = =
–   Ethereal 9.30 64-bit3004+25
−25
(+53)6.5 − 5.5
(+2−1=9)
54.2%
6.5 / 12
0.1%
+78
0 = 1 = 1 = = = = = = =
–   Vajolet2 2.5 64-bit3001+18
−18
(+50)6 − 6
(+3−3=6)
50.0%
6.0 / 12
0.0%
+50
= = 1 0 1 = = = 1 0 = 0
–   Hakkapeliitta TCEC v2 64-bit3000+13
−13
(+49)5 − 11
(+2−8=6)
31.3%
5.0 / 16
0.0%
−67
0 = 0 = 1 = 0 = 1 0 0 0 = 0 = 0
–   Sting SF 9 64-bit2999+16
−16
(+48)5.5 − 6.5
(+1−2=9)
45.8%
5.5 / 12
0.0%
+25
= 0 = 0 = = = = = = 1 =
–   Defenchess 1.1f 64-bit2997+12
−12
(+46)5 − 7
(+0−2=10)
41.7%
5.0 / 12
0.0%
+3
= = = = = = = 0 = 0 = =
–   Wasp 3.0 64-bit2984+12
−12
(+33)15 − 17
(+7−9=16)
46.9%
15.0 / 32
0.4%
+15
= 1 = = 1 0 = = = 1 1 = = 1 0 = 0 = 0 0 = 0 = 1 0 1 = = 0 0 = =
–   Rodent III 0.238 64-bit2982+15
−15
(+31)3.5 − 8.5
(+3−8=1)
29.2%
3.5 / 12
1.0%
−145
0 0 0 0 1 0 0 0 0 1 = 1
–   Stockfish 1.7.1 32-bit2977+16
−16
(+26)7 − 5
(+5−3=4)
58.3%
7.0 / 12
2.8%
+81
= 1 1 1 0 0 1 = 1 = = 0
–   Rybka 2.3.2a 64-bit2961+11
−11
(+10)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
22.0%
−11
= = 0 = 1 = = = = 0 1 0
–   Wasp 2.6 64-bit2947+13
−13
(−4)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
63.8%
+88
= 0 1 1
–   Crafty 25.2 64-bit2931+11
−11
(−20)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
94.7%
−112
0 1 = 0
–   Naum 4 32-bit2930+14
−14
(−21)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
94.9%
−45
= 1 0 0 = 0 1 = = = = =
–   Amoeba 2.8 64-bit2926+13
−13
(−25)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
97.2%
−84
= = = 0
–   Bobcat 8.0 64-bit2924+13
−13
(−27)6 − 6
(+3−3=6)
50.0%
6.0 / 12
98.5%
−27
= = 0 1 = 0 1 = 0 = = 1
–   Cheng 4.39 64-bit2921+11
−11
(−30)7 − 5
(+3−1=8)
58.3%
7.0 / 12
99.3%
+14
= = = = = = = 0 1 1 1 =
–   Critter 0.70 64-bit2920+27
−27
(−31)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
96.3%
−100
= = = = 0 = = 1 0 0 0 =
–   Deep Junior Yokohama 64-bit2918+14
−14
(−33)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
99.3%
−102
= 1 0 = = = 0 = 0 0 = =
–   Dirty CUCUMBER 64-bit2918+13
−13
(−33)5 − 7
(+1−3=8)
41.7%
5.0 / 12
99.5%
−79
0 = 0 = = 1 = = 0 = = =
–   ChessBrainVB 3.312915+25
−25
(−36)8 − 4
(+6−2=4)
66.7%
8.0 / 12
98.5%
+78
= = 0 = 1 0 1 1 1 = 1 1
–   Deuterium 2018.1.35.514 64-bit2913+13
−13
(−38)23.5 − 18.5
(+14−9=19)
56.0%
23.5 / 42
99.9%
−1
1 = 1 = = 0 0 1 = = 0 1 = = 1 0 1 0 = 1 0 1 = = = = 0 = = 1 = 1 = 1 0 1 = = 0 1 1 =
–   Demolito 2018-03-01 64-bit2910+17
−17
(−41)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
99.8%
−324
= 0 0 0
–   Nemorino 1.02 64-bit2904+23
−23
(−47)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
99.8%
−28
= 0 1 0 = = = 1 = 1 = =
–   Toga II 4.0 64-bit2904+13
−13
(−47)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+45
1 0 = 1
–   Atlas 3.91 64-bit2898+13
−13
(−53)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
100.0%
+46
1 = 1 = = = 0 1 1 0 = = 1 1 1 =
–   EXchess 7.97b 64-bit2893+13
−13
(−58)9 − 7
(+3−1=12)
56.3%
9.0 / 16
100.0%
−26
1 = = = = = = = = = = = 1 1 0 =
–   Topple 0.7.1 64-bit2889+26
−25
(−62)4 − 2
(+2−0=4)
66.7%
4.0 / 6
100.0%
+21
1 = = = 1 =
–   Scorpio 2.8 64-bit2885+14
−14
(−66)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+26
= 1 1 0
–   Komodo 1.0 32-bit2867+16
−16
(−84)8 − 4
(+6−2=4)
66.7%
8.0 / 12
100.0%
+26
1 0 1 1 = 1 1 = = = 1 0
–   The Baron 3.44 64-bit2866+13
−13
(−85)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
+23
= 1 = 1 = 1 = =
–   Dirty 30Apr2017 64-bit2856+15
−15
(−95)9 − 3
(+6−0=6)
75.0%
9.0 / 12
100.0%
+55
= 1 = = = = 1 = 1 1 1 1
–   Thinker 5.4c Inert 32-bit2849+13
−13
(−102)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
+44
1 = 1 1 = 0 = 1 1 0 1 1
–   DisasterArea 1.65 64-bit2847+13
−13
(−104)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
100.0%
−75
0 = 1 = = 1 1 = 0 = = =
–   Fruit Reloaded 3.2.1 64-bit2837+13
−13
(−114)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+175
1 = 1 1
–   The Baron 3.41 64-bit2837+22
−22
(−114)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
100.0%
−45
= 0 1 = 1 1 = = = = = 1
–   Zurichess Neuchatel 64-bit2827+13
−13
(−124)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−134
= 0 = 1
–   Tucano 7.00 64-bit2825+19
−19
(−126)9 − 3
(+6−0=6)
75.0%
9.0 / 12
100.0%
+24
1 1 1 = 1 = = = = 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on August 1, 2020