CCRL 40/40
Downloads and Statistics
May 25, 2019
Testing summary:
Total: 1'048'225 games
played by 2'458 programs
143565 CPU days (X2 4600+)

White wins: 364'320 (34.8%)
Black wins: 271'251 (25.9%)
Draws: 412'654 (39.4%)
White score: 54.4%

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 11 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Roc 0.7 64-bit3116+11
−11
(+165)3 − 9
(+0−6=6)
25.0%
3.0 / 12
0.0%
+12
0 0 = 0 = = = = 0 0 = 0
–   Chiron 4 64-bit3113+9
−9
(+162)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
+65
= = = = 0 = 0 0 0 = 0 1
–   NirvanaChess 2.4 64-bit3101+10
−9
(+150)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+90
0 0 1 1 0 0 = 0 = = = 1
–   Equinox 3.20 64-bit3096+9
−9
(+145)3.5 − 8.5
(+2−7=3)
29.2%
3.5 / 12
0.0%
−1
= = 0 0 0 0 1 0 0 0 1 =
–   Fritz 15 64-bit3095+10
−10
(+144)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
+11
= 0 1 0 0 = = 0 0 0 = =
–   Ethereal 10.00 64-bit3092+15
−15
(+141)10 − 20
(+4−14=12)
33.3%
10.0 / 30
0.0%
+32
0 = = 1 0 = = 0 0 = 0 0 = 0 0 = 0 = 0 = 0 1 = = 1 1 0 0 0 =
–   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+10
−10
(+129)5 − 7
(+1−3=8)
41.7%
5.0 / 12
0.0%
+84
1 0 = = = = = = = = 0 0
–   Protector 1.9.0 64-bit3059+10
−10
(+108)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
+36
0 0 = 0 = 0 = = 1 = = =
–   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-bit3039+16
−16
(+88)3 − 9
(+0−6=6)
25.0%
3.0 / 12
0.0%
−64
0 = 0 0 = 0 = = = 0 = 0
–   Arasan 20.5 64-bit3025+20
−20
(+74)4.5 − 7.5
(+0−3=9)
37.5%
4.5 / 12
0.0%
+9
= = 0 0 = = = 0 = = = =
–   ChessBrainVB 3.683025+21
−21
(+74)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
−14
= = 1 0 0 1 = 0 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 = 0 = = 1 0 1 = = =
–   Hakkapeliitta TCEC v2 64-bit2998+14
−13
(+47)5 − 11
(+2−8=6)
31.3%
5.0 / 16
0.0%
−69
0 = 0 = 0 0 = 0 = 1 = 0 = 1 0 0
–   Defenchess (SCTR) 1.1f 64-bit2996+13
−13
(+45)5 − 7
(+0−2=10)
41.7%
5.0 / 12
0.0%
+2
= 0 = = = = = = = = = 0
–   Sting SF 9 64-bit2995+17
−18
(+44)5.5 − 6.5
(+1−2=9)
45.8%
5.5 / 12
0.1%
+21
= = 1 = = 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
0.9%
−145
0 1 = 1 0 0 0 0 1 0 0 0
–   Stockfish 1.7.1 32-bit2977+17
−17
(+26)7 − 5
(+5−3=4)
58.3%
7.0 / 12
3.0%
+81
1 = = 0 = 1 1 1 0 0 1 =
–   Rybka 2.3.2a 64-bit2962+11
−11
(+11)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
18.7%
−10
= 0 1 0 = = 0 = 1 = = =
–   Wasp 2.6 64-bit2947+13
−13
(−4)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
61.5%
+88
1 = 0 1
–   Crafty 25.2 64-bit2930+11
−11
(−21)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
95.4%
−113
0 0 1 =
–   Naum 4 32-bit2930+14
−14
(−21)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
93.9%
−45
= = = = = 1 0 0 = 0 1 =
–   Amoeba 2.8 64-bit2925+13
−13
(−26)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
97.4%
−85
0 = = =
–   Bobcat 8.0 64-bit2923+13
−13
(−28)6 − 6
(+3−3=6)
50.0%
6.0 / 12
98.3%
−28
= 1 = = 0 1 = 0 1 = 0 =
–   Cheng 4.39 64-bit2922+11
−11
(−29)7 − 5
(+3−1=8)
58.3%
7.0 / 12
99.0%
+15
1 = = = = = = = = 0 1 1
–   Critter 0.70 64-bit2920+27
−27
(−31)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
95.8%
−100
0 0 0 = = = = = 0 = = 1
–   Deep Junior Yokohama 64-bit2919+15
−15
(−32)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
99.1%
−101
0 0 = = = 1 0 = = = 0 =
–   ChessBrainVB 3.312916+26
−25
(−35)8 − 4
(+6−2=4)
66.7%
8.0 / 12
98.0%
+79
1 = 1 1 = = 0 = 1 0 1 1
–   Dirty CUCUMBER 64-bit2914+15
−15
(−37)5 − 7
(+1−3=8)
41.7%
5.0 / 12
99.7%
−83
= = 0 = = = 0 = 0 = = 1
–   Deuterium 2018.1.35.514 64-bit2912+13
−13
(−39)23.5 − 18.5
(+14−9=19)
56.0%
23.5 / 42
99.9%
−2
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-bit2909+17
−17
(−42)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
99.8%
−325
0 = 0 0
–   Toga II 4.0 64-bit2905+14
−14
(−46)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+46
1 1 0 =
–   Nemorino 1.02 64-bit2904+23
−23
(−47)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
99.8%
−28
= 1 = = = 0 1 0 = = = 1
–   Atlas 3.91 64-bit2900+15
−15
(−51)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
100.0%
+48
1 1 = 1 = 1 = = = 0 1 1 0 = = 1
–   EXchess 7.97b 64-bit2893+13
−13
(−58)9 − 7
(+3−1=12)
56.3%
9.0 / 16
100.0%
−26
= 1 1 0 = 1 = = = = = = = = = =
–   Scorpio 2.8 64-bit2886+14
−15
(−65)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+27
0 = 1 1
–   Komodo 1.0 32-bit2867+16
−16
(−84)8 − 4
(+6−2=4)
66.7%
8.0 / 12
100.0%
+26
= = 1 0 1 0 1 1 = 1 1 =
–   The Baron 3.44 64-bit2860+15
−15
(−91)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
+17
= 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 0 1 1 1 = 1 1 = 0 = 1
–   DisasterArea 1.65 64-bit2846+14
−13
(−105)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
100.0%
−76
0 = = = 0 = 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
= = = 1 = 0 1 = 1 1 = =
–   Fruit Reloaded 3.2.1 64-bit2832+13
−13
(−119)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+170
1 1 = 1
–   Tucano 7.00 64-bit2824+19
−19
(−127)9 − 3
(+6−0=6)
75.0%
9.0 / 12
100.0%
+23
= 1 = 1 1 1 1 = 1 = = =
–   Zurichess Neuchatel 64-bit2819+15
−15
(−132)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−142
= 0 = 1

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Created in 2005-2013 by CCRL team
Last games added on May 25, 2019