CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Engine Details

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Show each game results
chess22k 1.9 64-bit (2969+16
−16
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 17 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 9 64-bit3481+9
−9
(+512)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Fire 6.1 64-bit3288+11
−11
(+319)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Booot 6.2 64-bit3168+9
−9
(+199)10 − 33
(+2−25=16)
23.3%
10.0 / 43
0.0%
+19
–   Chiron 4 64-bit3164+7
−6
(+195)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Nemorino 4.00 64-bit3067+13
−13
(+98)28 − 53
(+10−35=36)
34.6%
28.0 / 81
0.0%
+2
–   Xiphos 0.2 64-bit3063+13
−13
(+94)13.5 − 23.5
(+7−17=13)
36.5%
13.5 / 37
0.0%
+5
–   Arasan 20.5 64-bit3060+13
−13
(+91)14 − 23
(+5−14=18)
37.8%
14.0 / 37
0.0%
+13
–   Pedone 1.7 64-bit3054+12
−12
(+85)11.5 − 25.5
(+6−20=11)
31.1%
11.5 / 37
0.0%
−44
–   Defenchess 1.1f 64-bit3047+11
−11
(+78)29.5 − 51.5
(+16−38=27)
36.4%
29.5 / 81
0.0%
−14
–   Komodo 12 MCTS 64-bit3045+23
−23
(+76)8.5 − 23.5
(+2−17=13)
26.6%
8.5 / 32
0.0%
−74
–   Ethereal 9.30 64-bit3044+25
−25
(+75)15 − 23
(+5−13=20)
39.5%
15.0 / 38
0.0%
+14
–   Vajolet2 2.5 64-bit3040+13
−13
(+71)30.5 − 51.5
(+12−33=37)
37.2%
30.5 / 82
0.0%
−7
–   Naum 4.6 64-bit3031+7
−7
(+62)13.5 − 23.5
(+5−15=17)
36.5%
13.5 / 37
0.0%
−21
–   Hakkapeliitta TCEC v2 64-bit3021+8
−8
(+52)23 − 24
(+15−16=16)
48.9%
23.0 / 47
0.0%
+48
–   Hiarcs 142984+7
−7
(+15)19.5 − 17.5
(+14−12=11)
52.7%
19.5 / 37
3.7%
+34
–   Hakkapeliitta 3.0 64-bit2984+9
−9
(+15)16 − 21
(+9−14=14)
43.2%
16.0 / 37
4.3%
−28
–   Wasp 2.6 64-bit2978+14
−14
(+9)20.5 − 16.5
(+10−6=21)
55.4%
20.5 / 37
19.5%
+39
–   ChessBrainVB 3.662977+16
−16
(+8)2 − 3
(+2−3=0)
40.0%
2.0 / 5
22.3%
−84
–   Bobcat 8.0 64-bit2961+9
−9
(−8)39 − 41
(+23−25=32)
48.8%
39.0 / 80
82.8%
−17
–   Demolito 2018-03-01 64-bit2957+14
−14
(−12)21 − 17
(+12−8=18)
55.3%
21.0 / 38
87.2%
+16
–   Deuterium 2018.1.35.514 64-bit2952+15
−15
(−17)17 − 15
(+6−4=22)
53.1%
17.0 / 32
94.7%
0
–   Amoeba 2.8 64-bit2952+13
−13
(−17)50 − 35
(+33−18=34)
58.8%
50.0 / 85
95.2%
+37
–   Cheng 4.39 64-bit2942+8
−8
(−27)17.5 − 20.5
(+9−12=17)
46.1%
17.5 / 38
99.9%
−52
–   Crafty 25.2 64-bit2933+10
−10
(−36)23 − 17
(+14−8=18)
57.5%
23.0 / 40
100.0%
+10
–   Spark 1.0 64-bit2926+7
−6
(−43)41.5 − 41.5
(+26−26=31)
50.0%
41.5 / 83
100.0%
−42
–   Deep Sjeng c't 20102926+14
−14
(−43)21.5 − 20.5
(+13−12=17)
51.2%
21.5 / 42
100.0%
−36
–   Atlas 3.91 64-bit2923+10
−9
(−46)23 − 17
(+15−9=16)
57.5%
23.0 / 40
100.0%
+2
–   Toga II 4.0 64-bit2922+13
−13
(−47)26 − 14
(+19−7=14)
65.0%
26.0 / 40
100.0%
+52
–   Spike 1.4 Leiden2920+7
−7
(−49)22 − 18
(+15−11=14)
55.0%
22.0 / 40
100.0%
−19
–   EXchess 7.97b 64-bit2916+10
−10
(−53)33 − 14
(+26−7=14)
70.2%
33.0 / 47
100.0%
+87
–   Scorpio 2.8 64-bit2903+15
−15
(−66)28.5 − 19.5
(+20−11=17)
59.4%
28.5 / 48
100.0%
−4
–   Zurichess Neuchatel 64-bit2901+9
−9
(−68)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Tucano 7.00 64-bit2872+16
−16
(−97)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Gaviota 1.0 64-bit2871+8
−8
(−98)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Zappa Mexico II 64-bit2846+7
−6
(−123)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Octochess r5506 64-bit2819+12
−12
(−150)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Rhetoric 1.4.3 64-bit2808+8
−8
(−161)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   RuyDos 1.1.0 64-bit2782+15
−15
(−187)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−217
–   Fruit 2.3.12781+18
−18
(−188)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Frenzee 3.5.19 64-bit2769+7
−7
(−200)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−169
–   BugChess2 1.9 64-bit2760+8
−8
(−209)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Chronos 1.9.9 64-bit2740+7
−7
(−229)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Marvin 3.0.0 64-bit2706+17
−17
(−263)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delfi 5.42683+6
−7
(−286)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Djinn 1.021 64-bit2674+10
−10
(−295)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Gandalf 7 64-bit2665+11
−11
(−304)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Zarkov 6.552620+11
−12
(−349)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Glass 2.0 64-bit2614+9
−9
(−355)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Pharaon 3.5.12603+7
−7
(−366)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   N2 0.4 64-bit2591+9
−10
(−378)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Capivara LK 0.09b02g 64-bit2536+15
−15
(−433)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Green Light Chess 3.01.2.22505+8
−8
(−464)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−433
–   Danchess CCT72504+14
−14
(−465)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−495
–   BBChess 1.3b 64-bit2482+12
−12
(−487)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delphil 3.2 64-bit2432+13
−14
(−537)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Snitch 1.6.2 32-bit2418+10
−10
(−551)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Terra 3.42368+10
−10
(−601)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 April 10, 2021