CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Engine Details

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chess22k 1.10 64-bit (2955+18
−18
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fritz 16 64-bit 4CPU3191+12
−12
(+236)8.5 − 33.5
(+2−27=13)
20.2%
8.5 / 42
0.0%
+26
–   Komodo 12.1.1 MCTS 64-bit 4CPU3180+16
−16
(+225)7 − 35
(+0−28=14)
16.7%
7.0 / 42
0.0%
−7
–   Xiphos 0.3 64-bit 4CPU3177+21
−21
(+222)7.5 − 32.5
(+1−26=13)
18.8%
7.5 / 40
0.0%
+5
–   Texel 1.07 64-bit 4CPU3139+14
−14
(+184)11.5 − 28.5
(+2−19=19)
28.8%
11.5 / 40
0.0%
+53
–   Chiron 4 64-bit3113+8
−8
(+158)3 − 5
(+0−2=6)
37.5%
3.0 / 8
0.0%
+94
–   Senpai 2.0 64-bit 4CPU3107+19
−19
(+152)11 − 29
(+4−22=14)
27.5%
11.0 / 40
0.0%
+2
–   Strelka 5.5 64-bit3102+6
−7
(+147)9.5 − 30.5
(+2−23=15)
23.8%
9.5 / 40
0.0%
−26
–   NirvanaChess 2.4 64-bit3099+9
−9
(+144)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−9
–   Equinox 3.20 64-bit3094+9
−9
(+139)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
+33
–   Fritz 15 64-bit3092+10
−9
(+137)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
+17
–   Xiphos 0.3 64-bit3091+19
−19
(+136)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−44
–   Pedone 1.7 64-bit 4CPU3085+19
−19
(+130)14 − 28
(+3−17=22)
33.3%
14.0 / 42
0.0%
+30
–   Hannibal 1.7 64-bit3079+9
−10
(+124)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
+46
–   Wasp 3.0 64-bit 4CPU3059+25
−25
(+104)13 − 27
(+4−18=18)
32.5%
13.0 / 40
0.0%
−3
–   Protector 1.9.0 64-bit3057+9
−9
(+102)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−181
–   Gull 3.1 64-bit3039+16
−16
(+84)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−123
–   ChessBrainVB 3.683024+21
−21
(+69)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−5
–   Crafty 25.2 64-bit 4CPU3013+16
−16
(+58)21.5 − 20.5
(+12−11=19)
51.2%
21.5 / 42
0.0%
+65
–   Cheng 4.39 64-bit 4CPU3009+15
−15
(+54)14 − 28
(+6−20=16)
33.3%
14.0 / 42
0.0%
−53
–   Sting SF 9 64-bit3000+16
−16
(+45)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−74
–   Defenchess 1.1f 64-bit2996+12
−12
(+41)3 − 9
(+1−7=4)
25.0%
3.0 / 12
0.0%
−132
–   Rybka 3 32-bit2995+12
−12
(+40)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+2
–   Rodent III 0.275 64-bit2985+15
−15
(+30)19 − 23
(+6−10=26)
45.2%
19.0 / 42
0.4%
+2
–   Wasp 3.0 64-bit2983+12
−12
(+28)9 − 8
(+3−2=12)
52.9%
9.0 / 17
0.4%
+42
–   Rodent III 0.238 64-bit2981+15
−14
(+26)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
1.1%
+85
–   Stockfish 1.7.1 32-bit2976+16
−16
(+21)3.5 − 4.5
(+1−2=5)
43.8%
3.5 / 8
3.8%
−15
–   EXchess 7.97b 64-bit 4CPU2970+18
−17
(+15)26.5 − 15.5
(+20−9=13)
63.1%
26.5 / 42
10.4%
+104
–   Hiarcs 142960+10
−10
(+5)5 − 7
(+3−5=4)
41.7%
5.0 / 12
28.8%
−50
–   Arasan 19.2 64-bit2951+28
−28
(−4)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
59.3%
−104
–   Gaviota 1.0 64-bit 4CPU2941+16
−16
(−14)20 − 22
(+11−13=18)
47.6%
20.0 / 42
86.7%
−28
–   Crafty 25.2 64-bit2931+11
−11
(−24)2 − 2
(+0−0=4)
50.0%
2.0 / 4
98.7%
−24
–   Naum 4 32-bit2930+14
−13
(−25)3 − 5
(+0−2=6)
37.5%
3.0 / 8
98.6%
−88
–   Amoeba 2.8 64-bit2926+13
−13
(−29)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.4%
+30
–   Critter 0.80 32-bit2924+15
−15
(−31)4 − 4
(+2−2=4)
50.0%
4.0 / 8
99.5%
−31
–   Bobcat 8.0 64-bit2923+13
−13
(−32)3 − 5
(+2−4=2)
37.5%
3.0 / 8
99.8%
−126
–   Deep Junior Yokohama 64-bit2919+14
−14
(−36)7 − 1
(+6−0=2)
87.5%
7.0 / 8
99.9%
+253
–   Cheng 4.39 64-bit2919+11
−10
(−36)8 − 12
(+3−7=10)
40.0%
8.0 / 20
100.0%
−97
–   DisasterArea 1.65 64-bit 4CPU2914+21
−21
(−41)19.5 − 22.5
(+10−13=19)
46.4%
19.5 / 42
99.9%
−62
–   Deuterium 2018.1.35.514 64-bit2912+13
−13
(−43)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+107
–   Amoeba 2.6 64-bit2911+20
−20
(−44)4.5 − 3.5
(+1−0=7)
56.3%
4.5 / 8
99.9%
−12
–   Demolito 2018-03-01 64-bit2910+17
−17
(−45)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−45
–   Toga II 4.0 64-bit2904+13
−13
(−51)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+239
–   Atlas 3.91 64-bit2898+13
−13
(−57)8 − 4
(+7−3=2)
66.7%
8.0 / 12
100.0%
+65
–   EXchess 7.97b 64-bit2894+12
−12
(−61)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−71
–   Fruit Reloaded 3.2.1 64-bit 4CPU2880+18
−18
(−75)30 − 12
(+22−4=16)
71.4%
30.0 / 42
100.0%
+64
–   Dirty 30Apr2017 64-bit2856+15
−15
(−99)9 − 3
(+7−1=4)
75.0%
9.0 / 12
100.0%
+70
–   Doch 1.3.4 32-bit2855+22
−22
(−100)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
100.0%
−151
–   Andscacs 0.70 64-bit2851+27
−27
(−104)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
−8
–   Thinker 5.4c Inert 32-bit2849+13
−13
(−106)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
+2
–   The Baron 3.41 64-bit2837+22
−22
(−118)3.5 − 4.5
(+1−2=5)
43.8%
3.5 / 8
100.0%
−149
–   Fruit Reloaded 3.2.1 64-bit2837+13
−13
(−118)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+32
–   BugChess2 1.9 64-bit 4CPU2837+21
−21
(−118)32 − 10
(+23−1=18)
76.2%
32.0 / 42
100.0%
+50
–   Tucano 7.00 64-bit2825+19
−19
(−130)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
−6
–   RofChade 1.0 64-bit2774+18
−19
(−181)25.5 − 10.5
(+17−2=17)
70.8%
25.5 / 36
100.0%
−54
–   Shield 2.1 64-bit2727+13
−13
(−228)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Nebula 2.0 64-bit 4CPU2725+20
−20
(−230)34.5 − 7.5
(+28−1=13)
82.1%
34.5 / 42
100.0%
−3
–   ProDeo 2.82706+16
−16
(−249)25 − 7
(+19−1=12)
78.1%
25.0 / 32
100.0%
−60
–   AnMon 5.752539+15
−15
(−416)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Galjoen 0.39 64-bit2388+16
−16
(−567)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   CDrill 1800 build 41878+23
−23
(−1077)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on May 1, 2021