CCRL 40/4
Downloads and Statistics
July 17, 2019
Testing summary:
Total: 2'068'038 games
played by 2'396 programs
27793 CPU days (X2 4600+)

White wins: 803'434 (38.9%)
Black wins: 650'049 (31.4%)
Draws: 614'555 (29.7%)
White score: 53.7%

Engine Details

Options
Show each game results
chess22k 1.8 64-bit (2959+17
−17
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fire 6.1 64-bit3289+11
−11
(+330)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+150
–   Hannibal 1.7 64-bit3111+8
−8
(+152)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Protector 1.9.0 64-bit3084+7
−7
(+125)18.5 − 30.5
(+9−21=19)
37.8%
18.5 / 49
0.0%
+44
–   Defenchess (SCTR) 1.1f 64-bit3047+11
−11
(+88)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+207
–   Ethereal 9.30 64-bit3043+25
−25
(+84)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+53
–   Hakkapeliitta TCEC v2 64-bit3023+10
−10
(+64)17.5 − 32.5
(+8−23=19)
35.0%
17.5 / 50
0.0%
−32
–   Hiarcs 142986+8
−8
(+27)20 − 8
(+16−4=8)
71.4%
20.0 / 28
0.2%
+175
–   Ethereal 9.00 64-bit2983+18
−18
(+24)8 − 8
(+6−6=4)
50.0%
8.0 / 16
2.3%
+21
–   Wasp 2.6 64-bit2978+14
−14
(+19)19 − 12
(+12−5=14)
61.3%
19.0 / 31
4.2%
+88
–   ChessBrainVB 3.662977+16
−16
(+18)11 − 16
(+4−9=14)
40.7%
11.0 / 27
5.3%
−37
–   Bobcat 8.0 64-bit2960+10
−10
(+1)31 − 38
(+17−24=28)
44.9%
31.0 / 69
42.9%
−29
–   Demolito 2018-03-01 64-bit2957+14
−14
(−2)16.5 − 13.5
(+12−9=9)
55.0%
16.5 / 30
54.5%
+34
–   Amoeba 2.8 64-bit2952+13
−13
(−7)11 − 7
(+6−2=10)
61.1%
11.0 / 18
72.7%
+56
–   Cheng 4.39 64-bit2944+9
−9
(−15)15.5 − 8.5
(+10−3=11)
64.6%
15.5 / 24
93.5%
+73
–   Amoeba 2.7 64-bit2938+14
−14
(−21)32.5 − 40.5
(+16−24=33)
44.5%
32.5 / 73
97.2%
−52
–   Crafty 25.2 64-bit2933+11
−10
(−26)39 − 31
(+28−20=22)
55.7%
39.0 / 70
99.5%
+16
–   Spark 1.0 64-bit2927+7
−7
(−32)39.5 − 38.5
(+22−21=35)
50.6%
39.5 / 78
100.0%
−27
–   Atlas 3.91 64-bit2926+13
−13
(−33)30 − 24
(+20−14=20)
55.6%
30.0 / 54
99.9%
+3
–   Spike 1.4 Leiden2921+7
−7
(−38)15 − 8
(+9−2=12)
65.2%
15.0 / 23
100.0%
+51
–   Toga II 4.0 64-bit2915+15
−15
(−44)18.5 − 10.5
(+13−5=11)
63.8%
18.5 / 29
100.0%
+44
–   DiscoCheck 5.2.1 64-bit2913+9
−10
(−46)26 − 23
(+15−12=22)
53.1%
26.0 / 49
100.0%
−28
–   EXchess 7.97b 64-bit2912+12
−12
(−47)41.5 − 33.5
(+26−18=31)
55.3%
41.5 / 75
100.0%
−13
–   Rodent III 0.172 64-bit2908+14
−14
(−51)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
100.0%
−110
–   ChessBrainVB 3.502905+15
−15
(−54)16.5 − 11.5
(+10−5=13)
58.9%
16.5 / 28
100.0%
−4
–   Zurichess Neuchatel 64-bit2900+10
−10
(−59)58 − 41
(+30−13=56)
58.6%
58.0 / 99
100.0%
−9
–   Quazar 0.4 64-bit2899+7
−7
(−60)40 − 29
(+27−16=26)
58.0%
40.0 / 69
100.0%
−7
–   Deep Junior Yokohama 64-bit2897+10
−10
(−62)3.5 − 3.5
(+2−2=3)
50.0%
3.5 / 7
100.0%
−86
–   Daydreamer 2.0.0-pre2 64-bit2895+14
−14
(−64)19 − 9
(+15−5=8)
67.9%
19.0 / 28
100.0%
+58
–   Deuterium 14.3.34.130 64-bit2882+9
−9
(−77)25 − 25
(+12−12=26)
50.0%
25.0 / 50
100.0%
−78
–   RuyDos 1.1.0 64-bit2781+15
−15
(−178)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−147
–   Devel 1.80902707+16
−16
(−252)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−282
–   WildCat 82623+7
−7
(−336)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   JikChess 0.02 64-bit2523+13
−13
(−436)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Drosophila 1.5.1 64-bit2479+15
−15
(−480)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Xpdnt 0910072468+12
−12
(−491)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Amy 0.87b2385+9
−9
(−574)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   The Crazy Bishop 00522363+9
−9
(−596)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Betsy 6.51 Nobook2356+12
−12
(−603)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Tigran 2.4n 64-bit2346+11
−11
(−613)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Horizon 4.42341+8
−8
(−618)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Jazz 840 64-bit2317+20
−20
(−642)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Ayito 0.2.9942287+11
−11
(−672)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Napoleon 1.8 64-bit2250+15
−15
(−709)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   RamJet 0.132219+15
−15
(−740)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Beowulf 2.4a 32-bit2202+11
−11
(−757)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   RattateChess 1.0 Nosferatu2198+13
−13
(−761)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fortress 1.622134+8
−8
(−825)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   BikJump 2.01 64-bit2104+8
−8
(−855)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on July 17, 2019