CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Engine Details

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Strelka 5.1 32-bit (3080+15
−15
)Quote
Author: Jury Osipov (Russia) Link: Homepage
This is one of the 5 Strelka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Komodo 12.3 64-bit3319+16
−16
(+239)9.5 − 42.5
(+0−33=19)
18.3%
9.5 / 52
0.0%
+23
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 0 = 0 = 0 0 = 0
–   Komodo 12.3 MCTS 64-bit3233+14
−14
(+153)10.5 − 41.5
(+1−32=19)
20.2%
10.5 / 52
0.0%
−47
0 = 1 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 = 0 0 0 =
–   Houdini 3 32-bit3134+20
−20
(+54)12.5 − 19.5
(+3−10=19)
39.1%
12.5 / 32
0.0%
−7
= = 0 1 = = = = 0 = 0 = 0 0 = = = = = 0 = 1 0 = 0 1 = 0 = = 0 =
–   NirvanaChess 2.5 64-bit3131+20
−20
(+51)7.5 − 12.5
(+0−5=15)
37.5%
7.5 / 20
0.0%
−14
= = = = = = 0 = = = 0 = = = 0 = 0 = = 0
–   Houdini 2.0c 32-bit3101+13
−13
(+21)15.5 − 14.5
(+7−6=17)
51.7%
15.5 / 30
1.5%
+33
= = 1 = 1 = 0 = 0 1 = = 0 = = 0 1 = = = 1 = = 0 = = 0 1 1 =
–   Houdini 1.5a 32-bit3088+12
−12
(+8)15.5 − 16.5
(+7−8=17)
48.4%
15.5 / 32
19.5%
−1
= 0 1 = = 1 = = 1 = = = 0 0 = 1 0 = = = 0 = 0 1 = = = 1 0 1 0 =
–   RofChade 2.0 64-bit3081+19
−18
(+1)11 − 9
(+7−5=8)
55.0%
11.0 / 20
46.9%
+32
= = 1 1 1 1 = 0 1 0 0 = = 1 = = 0 0 1 =
–   chess22k 1.14 64-bit3078+17
−17
(−2)7 − 9
(+2−4=10)
43.8%
7.0 / 16
57.7%
−33
0 = = 1 0 0 = 0 = 1 = = = = = =
–   Critter 1.4 32-bit3071+13
−13
(−9)21 − 19
(+6−4=30)
52.5%
21.0 / 40
81.5%
+3
= 1 = = 0 = = = 1 = = 1 = 0 = = 1 = = = = = = = = = = = 0 = 1 = = 0 = 1 = = = =
–   Igel 2.4.0 64-bit3068+21
−21
(−12)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
81.0%
−39
0 = 0 1 1 1 = 1 0 = 1 0 0 0
–   Critter 1.6a 32-bit3067+16
−16
(−13)16 − 16
(+4−4=24)
50.0%
16.0 / 32
88.1%
−13
1 0 1 = = 0 = = = 0 0 = = = = = = = = = = = = 1 = = 1 = = = = =
–   ChessBrainVB 3.743065+15
−15
(−15)5.5 − 8.5
(+3−6=5)
39.3%
5.5 / 14
91.4%
−86
1 1 0 = 0 = 0 = 0 1 = 0 = 0
–   chess22k 1.13 64-bit3062+18
−18
(−18)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
93.2%
+13
= = 1 = 1 0 = 1 = 0
–   Wasp 3.75 64-bit3062+16
−16
(−18)9 − 11
(+2−4=14)
45.0%
9.0 / 20
94.0%
−43
= = = = 0 = = 0 = = = 1 = = 0 = = = 0 1
–   Stockfish 2.2.2 32-bit3049+14
−14
(−31)20 − 20
(+9−9=22)
50.0%
20.0 / 40
99.9%
−31
= 0 1 = 0 = 0 = = 1 = = = 0 0 1 = = = = 1 = 0 1 0 1 1 = = = = 1 = = = 0 0 = 1 =
–   chess22k 1.12 64-bit3048+16
−16
(−32)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
99.8%
+47
0 1 0 1 1 = = 1 = 1 = =
–   Komodo 5 32-bit3046+16
−16
(−34)16.5 − 15.5
(+7−6=19)
51.6%
16.5 / 32
99.9%
−25
= = = 1 0 = 0 = 0 1 = = 0 = 0 1 0 = = 1 = = = 1 = = = = = 1 1 =
–   Stockfish 2.3.1 32-bit3039+17
−17
(−41)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
100.0%
−85
0 0 0 = = 0 1 0 0 = = = 1 0 = 1 1 = = = 0 0 = = = = = 0 = = = 1
–   Komodo 4 32-bit3032+16
−16
(−48)24 − 16
(+13−5=22)
60.0%
24.0 / 40
100.0%
+11
= = = 1 1 = 1 = = = = 1 = = = = 0 = 1 0 1 = = 1 0 1 = 0 1 1 1 = = = = 0 1 = = 1
–   Vitruvius 1.11C 32-bit3029+14
−14
(−51)19 − 11
(+8−0=22)
63.3%
19.0 / 30
100.0%
+17
1 = 1 = = = = = 1 = = = = = 1 = = = = = = 1 = 1 = 1 = = = 1
–   Rybka 4.1 32-bit3029+12
−12
(−51)25 − 15
(+14−4=22)
62.5%
25.0 / 40
100.0%
+22
1 = = 0 0 1 = = 1 1 = = 1 0 = 1 1 = 1 = = = 1 1 = = 0 = = = = = = = 1 = 1 = 1 1
–   Komodo 3 32-bit3022+14
−14
(−58)14.5 − 15.5
(+3−4=23)
48.3%
14.5 / 30
100.0%
−65
0 0 1 = = = = = = = = = = = = 1 = 1 = = = = = = 0 = = = 0 =
–   IvanHoe 9.46h 32-bit3022+14
−14
(−58)24.5 − 15.5
(+12−3=25)
61.3%
24.5 / 40
100.0%
+2
= 1 = = 1 0 = 1 = 0 0 1 1 = 1 = 1 1 = = = = = 1 1 = = = = = = = = = = = = 1 1 =
–   DeepSaros 2.3j 32-bit3020+15
−15
(−60)19 − 11
(+11−3=16)
63.3%
19.0 / 30
100.0%
+20
1 = 1 = 1 = = 0 1 = = 0 1 = 1 1 = = 1 = = = 0 1 1 = 1 = = =
–   Bouquet 1.6 32-bit3016+18
−18
(−64)17.5 − 12.5
(+9−4=17)
58.3%
17.5 / 30
100.0%
−15
= 1 = 1 = 0 0 1 = = = = 0 1 = = = = = = 1 = = = 1 1 = 1 0 1
–   Bouquet 1.5 32-bit3009+17
−18
(−71)22 − 10
(+13−1=18)
68.8%
22.0 / 32
100.0%
+36
1 = = 1 = 1 1 1 = = 1 = = 1 = = = = = 1 1 = = 1 1 = 1 = 0 1 = =
–   DeepSaros 3.0 32-bit2998+17
−18
(−82)20 − 12
(+11−3=18)
62.5%
20.0 / 32
100.0%
−9
1 1 = = 1 0 1 1 1 = = = = 1 = = = 1 1 = = = = 1 = = = 1 = 0 0 =
–   Gull II b2 32-bit2981+17
−18
(−99)20 − 12
(+9−1=22)
62.5%
20.0 / 32
100.0%
−32
= 1 = 1 = = 1 1 1 = = = = = 1 = 0 = = 1 = = = 1 = = = = = 1 = =
–   Gull II 32-bit2977+18
−18
(−103)19 − 9
(+11−1=16)
67.9%
19.0 / 28
100.0%
0
= 1 1 1 1 1 = 1 = 1 = = = = 1 = = = = = 0 1 1 1 = = = =
–   Hiarcs 142960+10
−10
(−120)22.5 − 9.5
(+15−2=15)
70.3%
22.5 / 32
100.0%
+5
1 = 1 = 1 1 = 1 = = 1 1 = = = 0 = 1 = = = 1 0 1 1 1 1 = = 1 = 1
–   Fritz 132959+11
−11
(−121)23.5 − 7.5
(+17−1=13)
75.8%
23.5 / 31
100.0%
+43
1 1 1 = = 1 1 1 1 1 1 1 = 1 = = 1 = = = = 1 1 1 = 1 = = = 1 0
–   Naum 4.2 32-bit2958+10
−10
(−122)20.5 − 9.5
(+13−2=15)
68.3%
20.5 / 30
100.0%
−12
1 = 0 = = = = 1 = 1 = = 1 1 = 1 1 = = = 1 1 = = 1 1 = 1 1 0
–   Deep Sjeng c't 20102940+10
−10
(−140)23.5 − 7.5
(+16−0=15)
75.8%
23.5 / 31
100.0%
+15
1 = = 1 1 = 1 = = = = 1 1 = 1 = 1 1 1 1 1 = = = = = 1 1 1 = 1
–   Chiron 1.1a 32-bit2930+15
−15
(−150)21 − 9
(+14−2=14)
70.0%
21.0 / 30
100.0%
−29
1 = = 1 = 1 = 0 1 1 0 1 = = = = 1 1 1 1 1 1 = = = 1 = 1 = =
–   Shredder 12 32-bit2928+8
−7
(−152)46 − 15
(+34−3=24)
75.4%
46.0 / 61
100.0%
+14
1 1 1 = 1 1 = 1 0 1 1 1 = = = 1 1 = 1 1 1 1 = 1 = = = 1 = 1 1 1 1 = 0 = = 1 = 1 0 = 1 1 = 1 1 1 = 1 = 1 1 = = 1 = = 1 1 =
–   Deep Junior 13 32-bit2915+18
−18
(−165)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+19
0 1 1 = 1 1 1 = = = = 1 0 1 1 1 = = 1 = 1 = 1 1 1 = 1 1 1 1
–   Spike 1.4 Leiden2914+8
−8
(−166)24.5 − 5.5
(+19−0=11)
81.7%
24.5 / 30
100.0%
+47
1 1 1 1 = 1 1 1 1 = = 1 1 1 1 = 1 1 = = = = 1 1 = = = 1 1 1
–   Rybka 2.3.2a 32-bit2912+9
−9
(−168)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+66
= 1 = 1 = 1 = 1 = 1 1 = 1 1 1 1 = 1 1 1 = = 1 1 1 1 1 1 = 1
–   Deep Junior 13.3 32-bit2908+15
−14
(−172)25 − 7
(+20−2=10)
78.1%
25.0 / 32
100.0%
+24
= 1 0 1 1 = 1 = 1 1 = = 1 1 1 1 1 1 1 = 1 = = 1 1 = = 0 1 1 1 1
–   Hannibal 1.2 32-bit2905+14
−14
(−175)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
+25
1 1 1 1 1 0 = = 1 1 1 1 1 = 0 0 1 1 1 1 = = 1 = 0 1 1 1 1 = 1 1
–   Gull 1.0a 32-bit2885+12
−12
(−195)26.5 − 3.5
(+23−0=7)
88.3%
26.5 / 30
100.0%
+106
1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 = = 1 = 1 = 1 1 1 1 = 1 1 1 1
–   Quazar 0.4 32-bit2879+12
−12
(−201)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
−11
= = = 1 1 = 1 1 1 0 1 1 1 = = 1 1 = = 1 1 = 1 1 1 = 1 1 = 1
–   Protector 1.4.0 32-bit2878+11
−11
(−202)25 − 5
(+22−2=6)
83.3%
25.0 / 30
100.0%
+59
1 1 1 1 1 1 1 1 1 0 1 1 1 1 = 1 1 1 = = 1 1 1 = 1 0 1 = 1 =
–   Gull 1.2 32-bit2876+12
−12
(−204)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
−13
= = 1 1 1 = 1 0 1 = 1 1 1 1 = 1 1 = = = 1 1 1 = = 1 1 1 1 =
–   Hannibal 1.1 32-bit2870+13
−13
(−210)24 − 7
(+19−2=10)
77.4%
24.0 / 31
100.0%
−20
= = 1 1 1 1 = = = 0 1 1 0 = = = = 1 1 1 1 1 1 1 1 1 1 1 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on February 28, 2021