CCRL 40/15
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 1'220'404 games
played by 2'798 programs

White wins: 419'286 (34.4%)
Black wins: 308'460 (25.3%)
Draws: 492'658 (40.4%)
White score: 54.5%

Engine Details

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chess22k 1.10 64-bit (2954+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		(+237)8.5 − 33.5
(+2−27=13)
20.2%
8.5 / 42
0.0%
+27
= 0 0 0 = 0 0 0 = = 0 = = 0 0 0 0 0 0 0 0 0 0 0 1 = 0 0 0 0 = = = 0 = 0 0 = 0 0 = 1
–   Komodo 12.1.1 MCTS 64-bit 4CPU3180+16
−16		(+226)7 − 35
(+0−28=14)
16.7%
7.0 / 42
0.0%
−6
= 0 = 0 0 = 0 0 = 0 0 0 0 0 0 0 0 0 0 0 = 0 0 0 0 = = 0 = = 0 0 = = 0 0 = 0 0 = 0 =
–   Xiphos 0.3 64-bit 4CPU3177+21
−21		(+223)7.5 − 32.5
(+1−26=13)
18.8%
7.5 / 40
0.0%
+6
0 = = 0 0 0 0 = 0 = 0 0 0 0 0 0 0 0 0 0 = 0 = 0 = 0 1 0 = = 0 0 0 = = = 0 = 0 0
–   Texel 1.07 64-bit 4CPU3140+14
−14		(+186)11.5 − 28.5
(+2−19=19)
28.8%
11.5 / 40
0.0%
+55
0 0 0 0 0 0 = = 0 = = 0 1 = 0 0 0 = 0 0 = 0 = 0 = 0 = = 1 0 = 0 = 0 = = = = = =
–   Chiron 4 64-bit3113+9
−9		(+159)3 − 5
(+0−2=6)		37.5%
3.0 / 8
0.0%
+95
= = = 0 = = 0 =
–   Senpai 2.0 64-bit 4CPU3107+19
−19		(+153)11 − 29
(+4−22=14)
27.5%
11.0 / 40
0.0%
+3
0 0 0 0 1 0 1 0 = = 0 0 1 0 = 0 = = 0 0 = = 1 0 = 0 = 0 0 = = 0 = 0 0 = 0 0 0 =
–   Strelka 5.5 64-bit3102+6
−7		(+148)9.5 − 30.5
(+2−23=15)
23.8%
9.5 / 40
0.0%
−25
0 0 0 0 0 = 0 0 = 0 1 0 0 0 0 0 0 0 = = = 0 = = = 0 = 0 1 = 0 0 = 0 = 0 0 = = =
–   NirvanaChess 2.4 64-bit3099+9
−9		(+145)2 − 6
(+0−4=4)		25.0%
2.0 / 8
0.0%
−8
= = = 0 = 0 0 0
–   Equinox 3.20 64-bit3094+9
−9		(+140)2.5 − 5.5
(+0−3=5)		31.3%
2.5 / 8
0.0%
+34
= = = 0 = 0 0 =
–   Fritz 15 64-bit3092+10
−10		(+138)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
+18
0 0 1 = 0 0 = =
–   Xiphos 0.3 64-bit3091+19
−19		(+137)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−43
= 0 0 = 1 0 0 0
–   Pedone 1.7 64-bit 4CPU3085+19
−19		(+131)14 − 28
(+3−17=22)
33.3%
14.0 / 42
0.0%
+31
= = = = = = = 0 = 0 0 0 = = = 0 0 0 = = = = 0 = = 0 1 0 1 0 = 0 = = = 0 = 0 0 0 1 0
–   Hannibal 1.7 64-bit3079+10
−10		(+125)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+47
= 0 = 0 = 0 1 =
–   Wasp 3.0 64-bit 4CPU3059+25
−25		(+105)13 − 27
(+4−18=18)
32.5%
13.0 / 40
0.0%
−2
= 0 0 = 0 0 0 0 = 0 = 0 0 0 = 0 = 0 0 = = 1 = = 0 0 1 = = 0 = = 1 = 0 = 0 = 1 =
–   Protector 1.9.0 64-bit3057+9
−9		(+103)1 − 7
(+0−6=2)		12.5%
1.0 / 8
0.0%
−180
0 0 0 = 0 = 0 0
–   Gull 3.1 64-bit3039+16
−16		(+85)1.5 − 6.5
(+0−5=3)		18.8%
1.5 / 8
0.0%
−122
0 0 0 = = 0 0 =
–   ChessBrainVB 3.683024+21
−21		(+70)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
−4
0 = = 1 0 = = 0
–   Crafty 25.2 64-bit 4CPU3013+16
−16		(+59)21.5 − 20.5
(+12−11=19)
51.2%
21.5 / 42
0.0%
+66
= 0 = = = 0 1 = 0 = 0 0 = 1 0 = 1 = = = = = 1 = 0 0 = 1 1 0 1 1 1 0 1 1 = = 1 0 = =
–   Cheng 4.39 64-bit 4CPU3008+15
−15		(+54)14 − 28
(+6−20=16)
33.3%
14.0 / 42
0.0%
−53
= 0 0 0 = 1 0 0 = = 0 0 0 0 0 = 0 0 0 1 0 = 0 = 0 = = 1 0 1 = 1 0 = 1 = 0 = = 0 = =
–   Sting SF 9 64-bit3000+16
−16		(+46)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
−73
= 0 1 = 0 = 0 0
–   Defenchess 1.1f 64-bit2996+12
−12		(+42)3 − 9
(+1−7=4)		25.0%
3.0 / 12
0.0%
−131
0 0 0 = = 0 0 0 = 1 = 0
–   Rybka 3 32-bit2995+12
−12		(+41)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+3
1 = 0 = 1 0 = 0
–   Rodent III 0.275 64-bit2984+15
−15		(+30)19 − 23
(+6−10=26)
45.2%
19.0 / 42
0.5%
+2
1 0 = 0 0 = 0 = 1 0 = = 0 = 1 = 1 = = = 0 0 = = = 1 = = = = = = = 0 = = 1 = = 0 = =
–   Wasp 3.0 64-bit2983+12
−12		(+29)9 − 8
(+3−2=12)		52.9%
9.0 / 17
0.4%
+43
= = = = = = = 0 1 = 1 = = 0 1 = =
–   Rodent III 0.238 64-bit2981+14
−15		(+27)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
1.2%
+86
= = 1 =
–   Stockfish 1.7.1 32-bit2975+16
−16		(+21)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
4.0%
−15
= 0 = = = = 1 0
–   EXchess 7.97b 64-bit 4CPU2970+18
−18		(+16)26.5 − 15.5
(+20−9=13)
63.1%
26.5 / 42
10.2%
+105
= 0 1 1 1 = 1 = 0 = 1 1 = 1 0 1 1 = 0 = 1 0 1 1 1 1 1 1 1 1 1 0 1 0 = = = 0 = = = 0
–   Hiarcs 142959+10
−10		(+5)5 − 7
(+3−5=4)		41.7%
5.0 / 12
30.7%
−50
0 0 1 0 = 1 1 0 0 = = =
–   Arasan 19.2 64-bit2950+28
−28		(−4)2.5 − 5.5
(+0−3=5)		31.3%
2.5 / 8
59.8%
−104
0 = = = = 0 0 =
–   Gaviota 1.0 64-bit 4CPU2941+16
−16		(−13)20 − 22
(+11−13=18)
47.6%
20.0 / 42
86.7%
−27
1 = 0 0 1 = = 0 0 0 = 1 0 0 0 0 = 0 = = = 1 0 1 0 1 = = 1 1 = = 1 = 0 = = = 1 1 = =
–   Crafty 25.2 64-bit2930+11
−11		(−24)2 − 2
(+0−0=4)		50.0%
2.0 / 4
98.8%
−24
= = = =
–   Naum 4 32-bit2929+13
−14		(−25)3 − 5
(+0−2=6)		37.5%
3.0 / 8
98.6%
−88
= = = 0 = = 0 =
–   Amoeba 2.8 64-bit2925+13
−13		(−29)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
99.5%
+30
= 1 = =
–   Critter 0.80 32-bit2923+15
−15		(−31)4 − 4
(+2−2=4)		50.0%
4.0 / 8
99.5%
−31
= 1 1 = = = 0 0
–   Bobcat 8.0 64-bit2922+13
−13		(−32)3 − 5
(+2−4=2)		37.5%
3.0 / 8
99.8%
−126
= 0 0 0 1 1 = 0
–   Deep Junior Yokohama 64-bit2918+14
−14		(−36)7 − 1
(+6−0=2)		87.5%
7.0 / 8
99.9%
+253
1 = 1 1 1 1 1 =
–   Cheng 4.39 64-bit2918+10
−11		(−36)8 − 12
(+3−7=10)		40.0%
8.0 / 20
100.0%
−97
= 1 0 0 0 0 = = = 1 0 0 1 = = = = = = 0
–   DisasterArea 1.65 64-bit 4CPU2913+21
−21		(−41)19.5 − 22.5
(+10−13=19)
46.4%
19.5 / 42
99.9%
−62
= 0 0 = = 1 = 0 = = 0 = = 0 1 0 0 0 = 0 1 = 1 1 0 = 1 0 1 = 1 = 1 = 1 = = 0 = = = 0
–   Deuterium 2018.1.35.514 64-bit2912+13
−13		(−42)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+108
= = 1 1
–   Amoeba 2.6 64-bit2910+20
−20		(−44)4.5 − 3.5
(+1−0=7)		56.3%
4.5 / 8
99.9%
−12
= = = = 1 = = =
–   Demolito 2018-03-01 64-bit2909+17
−17		(−45)2 − 2
(+0−0=4)		50.0%
2.0 / 4
100.0%
−45
= = = =
–   Toga II 4.0 64-bit2903+13
−13		(−51)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+239
1 1 1 =
–   Atlas 3.91 64-bit2897+13
−13		(−57)8 − 4
(+7−3=2)		66.7%
8.0 / 12
100.0%
+65
1 = 1 0 = 0 1 1 1 0 1 1
–   EXchess 7.97b 64-bit2892+13
−13		(−62)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−72
= 0 1 =
–   Fruit Reloaded 3.2.1 64-bit 4CPU2880+18
−18		(−74)30 − 12
(+22−4=16)
71.4%
30.0 / 42
100.0%
+65
= 1 1 = = 1 0 = = 1 = = 1 1 1 = = 1 = = 1 1 = 1 0 1 1 1 1 1 1 0 = 1 1 = 0 1 1 = = 1
–   Dirty 30Apr2017 64-bit2855+15
−15		(−99)9 − 3
(+7−1=4)		75.0%
9.0 / 12
100.0%
+70
1 1 1 1 = = 1 0 1 1 = =
–   Doch 1.3.4 32-bit2854+22
−22		(−100)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−151
= 0 0 1 1 0 1 0
–   Andscacs 0.70 64-bit2851+27
−27		(−103)5 − 3
(+4−2=2)		62.5%
5.0 / 8
100.0%
−7
1 1 1 = 0 = 0 1
–   Thinker 5.4c Inert 32-bit2848+13
−13		(−106)5.5 − 2.5
(+3−0=5)		68.8%
5.5 / 8
100.0%
+2
1 = 1 = = = 1 =
–   BugChess2 1.9 64-bit 4CPU2837+21
−21		(−117)32 − 10
(+23−1=18)
76.2%
32.0 / 42
100.0%
+51
1 1 = 1 1 1 1 = 1 1 1 = = = = = = = 1 = 1 1 1 1 1 1 1 = 1 = = = 1 1 = 1 0 = 1 = 1 =
–   Fruit Reloaded 3.2.1 64-bit2836+13
−13		(−118)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+32
= 1 = 1
–   The Baron 3.41 64-bit2836+22
−22		(−118)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
100.0%
−149
= 0 0 = 1 = = =
–   Tucano 7.00 64-bit2824+19
−19		(−130)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
−6
1 0 = 1 1 = 1 =
–   RofChade 1.0 64-bit2773+19
−19		(−181)25.5 − 10.5
(+17−2=17)
70.8%
25.5 / 36
100.0%
−54
= 0 1 = 1 = = = 1 1 1 = = = 1 = 1 0 = 1 = 1 1 1 = 1 1 = 1 = 1 1 = = = 1
–   Shield 2.1 64-bit2726+13
−13		(−228)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Nebula 2.0 64-bit 4CPU2725+20
−20		(−229)34.5 − 7.5
(+28−1=13)
82.1%
34.5 / 42
100.0%
−2
1 1 1 = = 1 = 1 1 = 1 1 = 1 1 = = 1 = 1 1 1 1 1 = 0 1 1 1 1 1 = 1 1 1 = 1 = 1 1 = 1
–   ProDeo 2.82705+16
−16		(−249)25 − 7
(+19−1=12)
78.1%
25.0 / 32
100.0%
−60
1 = 1 1 = 1 = 1 1 = = 1 = 1 1 1 = 0 = 1 1 1 = = 1 1 = 1 1 1 1 =
–   AnMon 5.752538+15
−15		(−416)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Galjoen 0.39 64-bit2387+16
−16		(−567)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   CDrill 1800 build 41877+23
−24		(−1077)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
1077 games: 264 wins, 355 losses, 458 draws (42.5%), score: 45.8%

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Created in 2005-2013 by CCRL team
Last games added on February 27, 2021