CCRL Blitz
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 2'474'284 games
played by 2'947 programs

White wins: 951'541 (38.5%)
Black wins: 762'369 (30.8%)
Draws: 760'374 (30.7%)
White score: 53.8%

Engine Details

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chess22k 1.7 64-bit (2898+16
−16		)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 17 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Defenchess 1.1f 64-bit3047+11
−11		(+149)8 − 22
(+3−17=10)
26.7%
8.0 / 30
0.0%
−6
0 = 0 0 = 0 0 0 1 = 0 0 1 = 0 = 0 = 0 0 1 = 0 0 = 0 = 0 0 =
–   Hakkapeliitta TCEC v2 64-bit3021+8
−8		(+123)9 − 21
(+3−15=12)
30.0%
9.0 / 30
0.0%
−6
= = = 0 = = = 1 0 = = 0 0 1 0 0 0 0 0 = 0 0 1 0 = 0 = = 0 0
–   Ethereal 9.00 64-bit2983+18
−18		(+85)12 − 20
(+4−12=16)
37.5%
12.0 / 32
0.0%
+10
0 = 0 1 = 0 1 0 0 1 = = 0 0 = = 1 = = 0 = = = = 0 = = = = 0 0 0
–   Amoeba 2.7 64-bit2938+14
−14		(+40)24 − 36
(+11−23=26)
40.0%
24.0 / 60
0.0%
−20
1 = 0 = = = 0 0 = 1 1 0 1 = 0 = = = 0 0 = 0 0 = = 0 1 = 1 = = 0 0 0 1 0 0 = = 1 0 = = = 0 0 = 0 = = 0 = = 1 0 1 1 0 0 =
–   Spike 1.4 Leiden2919+7
−7		(+21)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.7%
−7
= = 1 0 0 = = 1 = = = = 1 1 1 0 = 0 0 = 1 0 = = 0 0 = 0 = = 0 1
–   EXchess 7.97b 64-bit2916+10
−10		(+18)30.5 − 31.5
(+18−19=25)
49.2%
30.5 / 62
2.5%
+13
1 0 = 0 0 = = 0 = 0 = = 0 = 0 1 1 = = 0 1 = 1 0 = 0 = = 0 = 1 = 1 1 1 0 0 = 0 0 1 1 1 0 = = 1 = = 1 0 = = 1 1 = 1 1 = = 0 0
–   Atlas 3.90 64-bit2914+33
−33		(+16)11 − 19
(+7−15=8)
36.7%
11.0 / 30
18.6%
−76
0 = 0 1 0 0 0 1 0 0 0 = 0 = = 1 = 1 0 1 1 0 = 0 = 0 0 = 1 0
–   DiscoCheck 5.2.1 64-bit2913+9
−9		(+15)27.5 − 32.5
(+15−20=25)
45.8%
27.5 / 60
4.6%
−11
1 0 1 = 1 = = 0 1 0 = = 0 1 = 1 0 1 = = 1 0 = = 0 1 1 1 = 0 0 = = = = 0 = = = 0 0 = = 0 0 0 1 0 = 0 1 = = = 1 0 1 0 = 0
–   Demolito 2017-08-26 64-bit2911+14
−14		(+13)29.5 − 30.5
(+15−16=29)
49.2%
29.5 / 60
9.7%
+9
1 = = = 1 0 0 = = 1 1 = = 0 = = 0 1 1 = = = 1 0 = 0 1 0 1 1 = 1 = = 0 = 1 0 0 = 1 0 = = 0 0 0 = 0 = 1 = = = = 0 = = = 1
–   Rodent III 0.172 64-bit2908+14
−14		(+10)12.5 − 19.5
(+5−12=15)
39.1%
12.5 / 32
16.2%
−55
1 0 = 0 1 0 1 = = = 1 0 = 0 1 = 0 = = = 0 0 = = 0 = = = 0 0 = 0
–   ChessBrainVB 3.502906+15
−15		(+8)24.5 − 18.5
(+18−12=13)
57.0%
24.5 / 43
22.4%
+46
0 1 = = 0 = 1 1 = 1 1 1 1 = = 1 1 1 0 0 = = 1 1 = 1 1 1 = 0 0 0 0 1 0 1 = = 0 1 0 0 =
–   Zurichess Neuchatel 64-bit2902+9
−9		(+4)13.5 − 15.5
(+5−7=17)		46.6%
13.5 / 29
33.0%
−16
0 = 0 = = = = 0 0 1 = = = 1 1 = = 1 = 0 = = 1 0 = = = 0 =
–   Quazar 0.4 64-bit2901+6
−7		(+3)31.5 − 27.5
(+18−14=27)
53.4%
31.5 / 59
36.8%
+22
= 1 = 1 1 = 1 1 = = 0 = 1 = 1 0 0 0 0 0 = = 1 1 1 1 0 = = = = = 0 = 0 1 = 0 = = = 1 = = 0 = 0 0 = 1 = 1 1 1 = 1 = = 0
–   Thinker 5.4d Inert 64-bit2884+8
−8		(−14)17 − 13
(+13−9=8)
56.7%
17.0 / 30
92.9%
+31
1 0 1 1 = 1 0 1 = = = 1 = 0 = 0 1 1 = 1 1 1 0 1 0 0 = 1 0 0
–   Deuterium 14.3.34.130 64-bit2883+9
−9		(−15)13 − 17
(+6−10=14)
43.3%
13.0 / 30
94.3%
−52
= = 0 0 1 0 = = = = 1 0 0 0 = 0 1 = 1 = 1 = 0 = 1 = = 0 0 =
–   Murka 3 64-bit2882+8
−8		(−16)33 − 27
(+21−15=24)
55.0%
33.0 / 60
96.2%
+14
= = 0 1 0 = 1 1 1 1 = = = 1 1 1 = = 1 = 0 0 = 1 = 0 = 1 0 1 = 1 = 0 1 = 1 1 1 = = 0 = 1 1 = 0 1 = 1 0 = = 0 0 = = 0 0 0
–   Atlas 3.80 64-bit2875+10
−10		(−23)13.5 − 16.5
(+7−10=13)
45.0%
13.5 / 30
99.2%
−54
0 0 1 = = 0 = 0 0 0 = 1 = = = = 1 = = 0 0 1 1 = = 0 1 0 1 =
–   Tucano 7.00 64-bit2872+16
−16		(−26)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
98.7%
+5
= 1 0 0 = 1 1 = = 0 0 = 1 = 0 = 1 = 1 = 0 1 1 = = 1 = = 0 0 1 1
–   Fruit Reloaded 3.2.1 64-bit2871+15
−15		(−27)15 − 17
(+7−9=16)
46.9%
15.0 / 32
99.3%
−45
0 1 = = = = 1 0 = 0 = 0 = = = = 1 1 0 = 1 = 1 = 0 1 = = = 0 0 0
–   Gaviota 1.0 64-bit2871+8
−8		(−27)17 − 15
(+10−8=14)
53.1%
17.0 / 32
99.9%
−7
= = = 1 = 0 1 = 0 1 1 0 1 0 1 0 0 = 1 0 = = = = 0 1 = = = = 1 1
–   DisasterArea 1.65 64-bit2869+9
−9		(−29)20 − 12
(+14−6=12)
62.5%
20.0 / 32
99.9%
+55
1 = 0 = 0 1 0 = = = 1 1 0 1 0 = = 1 = 1 1 1 1 = 0 = 1 1 1 1 = =
–   MinkoChess 1.3 64-bit2869+8
−8		(−29)19.5 − 11.5
(+15−7=9)
62.9%
19.5 / 31
99.9%
+61
1 1 0 0 1 1 1 1 0 = 0 1 = 1 1 1 = = 1 1 1 1 0 = 0 0 = 1 = = =
–   Nemo 1.0.1 64-bit2857+7
−7		(−41)32 − 30
(+19−17=26)
51.6%
32.0 / 62
100.0%
−28
1 1 0 = 1 1 = 1 0 0 1 = 1 = 1 = 1 = = = 1 0 0 = 0 0 0 1 0 = 0 = 0 = 1 0 1 = = = 1 1 1 1 1 = = = = = = 0 0 0 0 0 = = = 1 = =
–   Zappa Mexico II 64-bit2846+7
−6		(−52)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
+85
0 1 1 1 = 1 0 1 1 1 = = 1 1 1 0 1 = 1 0 = = 1 = 1 = 1 1 1 = = =
–   Deep Sjeng WC2008 64-bit2843+10
−10		(−55)17 − 15
(+11−9=12)
53.1%
17.0 / 32
100.0%
−33
1 = = 0 1 0 = = 0 1 0 = = = 0 0 1 = 1 1 0 = = 1 1 = 1 0 1 1 = 0
–   Onno 1.2.70 64-bit2841+8
−8		(−57)21 − 11
(+16−6=10)
65.6%
21.0 / 32
100.0%
+47
= 1 = 1 1 1 1 1 = 0 0 0 1 1 1 1 1 = 1 1 = = = 0 0 = 1 1 1 0 = =
–   Tornado 8.0 64-bit2828+10
−10		(−70)19.5 − 12.5
(+16−9=7)
60.9%
19.5 / 32
100.0%
+10
0 1 1 1 0 1 1 0 1 = 1 0 1 1 0 1 1 0 1 1 0 = 1 0 = 0 = = = = 1 1
–   The Baron 3.41 64-bit2820+17
−17		(−78)19 − 11
(+12−4=14)
63.3%
19.0 / 30
100.0%
+3
1 0 1 = 1 1 0 = 1 = = = 1 = 1 = 1 = = 0 = 1 = 1 = 0 1 1 = =
–   Octochess r5506 64-bit2819+12
−12		(−79)38 − 21
(+28−11=20)
64.4%
38.0 / 59
100.0%
+17
1 = 1 = 1 = 1 1 = 1 0 = 0 1 1 = = 0 = 0 = = 1 0 1 = = 0 1 1 1 = 1 1 1 1 = = 1 = = 0 1 0 0 0 = 1 1 1 1 1 1 1 = 0 = 1 1
–   Gogobello 1.4 64-bit2755+13
−13		(−143)41.5 − 18.5
(+29−6=25)
69.2%
41.5 / 60
100.0%
−21
1 0 1 = 1 = = 1 = = 1 1 = = 1 1 = = = 1 = = = 1 = 1 0 0 = = 1 1 1 = 1 1 = = 0 = 1 = 1 0 1 = 1 = 1 1 1 1 1 1 1 = 1 1 = 0
1207 games: 381 wins, 340 losses, 486 draws (40.3%), score: 51.7%

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Created in 2005-2013 by CCRL team
Last games added on March 2, 2021