CCRL 40/15
Downloads and Statistics
January 24, 2020
Testing summary:
Total: 1'116'812 games
played by 2'607 programs

White wins: 386'577 (34.6%)
Black wins: 286'857 (25.7%)
Draws: 443'378 (39.7%)
White score: 54.5%

Engine Details

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Strelka 5.5 32-bit (3088+15
−15
)Quote
Author: Jury Osipov (Russia) Link: Homepage
The standard Strelka 5.5 executable contains a database of best moves for thousands of test positions. We elected to test a modified version of the executable with those positions removed.
This is one of the 5 Strelka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ShashChess 8.0 64-bit3363+13
−13
(+275)6 − 46
(+0−40=12)
11.5%
6.0 / 52
0.0%
−29
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 = 0 0 0 0 0 = 0 0
–   RubiChess 1.6 64-bit3163+21
−21
(+75)6 − 14
(+1−9=10)
30.0%
6.0 / 20
0.0%
−45
= 0 = = 0 = = = 0 1 = = 0 0 0 0 0 = 0 =
–   Defenchess 2.1 64-bit3149+22
−22
(+61)10 − 10
(+4−4=12)
50.0%
10.0 / 20
0.0%
+62
= = = 1 = 1 0 0 = 0 = = = = 1 1 = = 0 =
–   Houdini 3 32-bit3135+20
−20
(+47)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
0.0%
−22
= = = = = = 0 1 1 = = 1 = 0 0 = = 1 0 1 0 0 0 = 0 0 0 = 0 0 0 1
–   Roc 1.3 64-bit3117+23
−23
(+29)12.5 − 13.5
(+4−5=17)
48.1%
12.5 / 26
2.0%
+18
0 = = = = = = = 0 = = 1 0 1 0 1 = = = = = = 0 = = 1
–   RubiChess 1.5 64-bit3111+20
−20
(+23)10.5 − 9.5
(+4−3=13)
52.5%
10.5 / 20
3.8%
+33
0 = = = = 1 1 = = = = = 1 = 0 1 = = 0 =
–   Schooner 2.0.34 64-bit3110+12
−12
(+22)8.5 − 11.5
(+3−6=11)
42.5%
8.5 / 20
1.3%
−19
= = = = 0 0 0 1 = 0 0 = 1 = = 1 = 0 = =
–   Vajolet2 2.8 64-bit3107+23
−23
(+19)9 − 11
(+4−6=10)
45.0%
9.0 / 20
9.7%
−8
1 0 0 1 = 1 = 0 = = = = 0 = = 0 = 0 1 =
–   Houdini 2.0c 32-bit3103+14
−13
(+15)15.5 − 14.5
(+7−6=17)
51.7%
15.5 / 30
7.5%
+23
= = = 0 1 0 0 = = = = = 1 1 = 0 1 = = 0 = = = = 1 1 = = 1 0
–   Houdini 1.5a 32-bit3091+14
−13
(+3)14.5 − 15.5
(+4−5=21)
48.3%
14.5 / 30
40.1%
−5
0 = = = = 0 = = 0 = = = 0 = = = = = 1 = = 0 = 1 = = = 1 1 =
–   Arasan 21.1 64-bit3082+20
−20
(−6)10 − 10
(+3−3=14)
50.0%
10.0 / 20
68.3%
−4
= = = = = 1 = = 0 = = = = 0 = 1 0 1 = =
–   Critter 1.4 32-bit3074+14
−14
(−14)15 − 15
(+5−5=20)
50.0%
15.0 / 30
92.1%
−15
= = = = 0 0 0 = = 0 = 0 = = = = 1 = = = = = 1 1 = = = 1 = 1
–   Laser 1.5 64-bit3073+14
−15
(−15)9 − 11
(+2−4=14)
45.0%
9.0 / 20
92.9%
−40
= = = 1 = = 0 = = 0 = = 0 = = = 0 1 = =
–   Critter 1.6 32-bit3068+20
−19
(−20)18 − 14
(+5−1=26)
56.3%
18.0 / 32
95.2%
+10
= = = = = = = 0 1 = = = 1 = = = = 1 1 = = = = = = = = = = = = 1
–   Critter 1.6a 32-bit3068+16
−16
(−20)18.5 − 13.5
(+6−1=25)
57.8%
18.5 / 32
96.8%
+18
= 1 0 = = 1 1 = = = = = = 1 1 = = = = = = = 1 = = = = = = = = =
–   Stockfish 2.2.2 32-bit3050+14
−14
(−38)18.5 − 11.5
(+13−6=11)
61.7%
18.5 / 30
100.0%
+37
= 0 0 = 1 = 1 = 1 0 = 0 = 1 0 1 = 1 1 0 = 1 1 1 1 = = = 1 1
–   Komodo 5 32-bit3047+16
−16
(−41)19 − 13
(+11−5=16)
59.4%
19.0 / 32
100.0%
+14
= = = 1 1 0 0 0 = = 1 = 1 = = = 1 1 1 1 = 1 = 1 1 0 0 = = = = =
–   Stockfish 2.3.1 32-bit3040+17
−17
(−48)21 − 11
(+13−3=16)
65.6%
21.0 / 32
100.0%
+44
1 = = = = 1 = 1 0 1 0 1 1 = = 1 = 1 1 = 1 = = = = = 0 1 = = 1 1
–   Komodo 4 32-bit3032+16
−16
(−56)18 − 12
(+9−3=18)
60.0%
18.0 / 30
100.0%
0
1 = = = = = 1 = = = 0 1 1 = 1 = 1 = = 0 = = = 1 = 1 = 0 1 =
–   Rybka 4.1 32-bit3031+12
−12
(−57)14.5 − 15.5
(+5−6=19)
48.3%
14.5 / 30
100.0%
−67
1 0 = 1 0 0 = = 1 1 = 0 = = = = = = = = = = = = = = 1 0 = 0
–   Vitruvius 1.11C 32-bit3030+14
−15
(−58)20.5 − 9.5
(+13−2=15)
68.3%
20.5 / 30
100.0%
+52
1 = 1 1 = = = = 1 = = = 1 0 = = = = = = 1 1 1 1 1 1 1 = 0 1
–   IvanHoe 9.46h 32-bit3024+13
−14
(−64)20.5 − 9.5
(+12−1=17)
68.3%
20.5 / 30
100.0%
+43
= = = = = = 1 = 1 = = = 1 1 0 = 1 = = = 1 1 = 1 1 1 1 = 1 =
–   Komodo 3 32-bit3023+14
−14
(−65)17 − 13
(+9−5=16)
56.7%
17.0 / 30
100.0%
−26
= 1 1 = = 1 0 0 1 1 = = = = 0 1 = = 1 = = 0 = = 0 1 = = 1 =
–   DeepSaros 2.3j 32-bit3021+15
−15
(−67)17 − 13
(+6−2=22)
56.7%
17.0 / 30
100.0%
−34
= 1 = 1 = = 1 1 = = = = 1 = = = = = 1 0 = 0 = = = = = = = =
–   Bouquet 1.6 32-bit3017+18
−18
(−71)20 − 10
(+11−1=18)
66.7%
20.0 / 30
100.0%
+20
1 = = = = = = 0 1 = = 1 1 = 1 = = = 1 1 1 = = 1 1 = 1 = = =
–   RobboLito 0.21Q 32-bit3014+18
−18
(−74)19 − 11
(+11−3=16)
63.3%
19.0 / 30
100.0%
+2
= 1 1 0 1 1 = = = = 1 = = 1 1 = 1 = = = 0 1 = = 1 = 0 1 = =
–   Bouquet 1.5 32-bit3011+17
−18
(−77)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
+20
0 1 = 1 1 = = 1 = 0 0 1 = = 1 1 = 1 1 1 1 1 = 1 0 = = = 1 = = =
–   Sting SF 2 32-bit3003+17
−17
(−85)20.5 − 11.5
(+13−4=15)
64.1%
20.5 / 32
100.0%
0
= = = 1 0 1 1 = = = 0 = 1 = = 1 = 1 = = 1 = 1 1 = 0 1 0 1 = 1 1
–   DeepSaros 3.0 32-bit2999+18
−18
(−89)18.5 − 13.5
(+7−2=23)
57.8%
18.5 / 32
100.0%
−47
= 1 0 1 = = = = 1 0 = = = = 1 = = = = = = = = = = 1 1 = = = 1 =
–   Gull II b2 32-bit2982+18
−18
(−106)26.5 − 7.5
(+22−3=9)
77.9%
26.5 / 34
100.0%
+97
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 = =
–   Gull II 32-bit2979+18
−18
(−109)22.5 − 9.5
(+15−2=15)
70.3%
22.5 / 32
100.0%
+13
= 1 1 = 1 1 0 = 0 = = = = = = 1 1 1 1 = 1 = = 1 1 1 = 1 1 1 = =
–   Hiarcs 142962+10
−10
(−126)24 − 8
(+17−1=14)
75.0%
24.0 / 32
100.0%
+32
= 1 1 1 = 1 = 1 = = 1 = 1 = = = = 1 = 1 1 = = 1 = 1 0 1 1 1 1 1
–   Fritz 132961+11
−11
(−127)22 − 10
(+12−0=20)
68.8%
22.0 / 32
100.0%
−22
= = 1 = 1 = 1 = 1 = = 1 = = = = = = 1 = 1 1 = = = 1 = 1 = = 1 1
–   Naum 4.2 32-bit2959+10
−10
(−129)19.5 − 10.5
(+10−1=19)
65.0%
19.5 / 30
100.0%
−47
= 0 1 = 1 1 = = = = = 1 = = 1 = 1 = = 1 1 1 = = = 1 = = = =
–   Deep Sjeng c't 20102941+10
−10
(−147)20.5 − 9.5
(+14−3=13)
68.3%
20.5 / 30
100.0%
−30
0 = 1 0 0 = = = = = 1 1 1 1 = 1 1 = 1 1 1 1 1 = = = = = 1 1
–   Chiron 1.5 32-bit2940+16
−16
(−148)22.5 − 9.5
(+15−2=15)
70.3%
22.5 / 32
100.0%
−23
0 = 1 1 1 = = 1 = = = 1 = 1 0 1 = 1 = 1 1 = 1 1 = = = = 1 1 = 1
–   Chiron 1.1a 32-bit2932+15
−14
(−156)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−14
= = 1 = = = = = = = 1 1 1 0 1 1 1 1 = 1 = 1 = 1 1 = = 1 1 1
–   Hannibal 1.3 32-bit2930+17
−17
(−158)22 − 8
(+16−2=12)
73.3%
22.0 / 30
100.0%
−7
1 = = 1 1 = = 1 = 1 = 0 1 = 1 1 1 = 0 1 1 1 = 1 1 1 1 = = =
–   Shredder 12 32-bit2929+7
−8
(−159)45.5 − 14.5
(+37−6=17)
75.8%
45.5 / 60
100.0%
+25
1 1 1 = = 1 = = 1 1 = 0 = = 1 1 0 = 1 1 1 1 1 = 0 1 1 1 1 1 1 = = 1 1 1 = 1 1 = 1 0 1 1 = = 1 1 1 = 0 1 1 = 1 1 1 0 1 1
–   Spike 1.4 Leiden2915+8
−8
(−173)24.5 − 5.5
(+21−2=7)
81.7%
24.5 / 30
100.0%
+64
1 1 1 1 1 1 1 1 1 0 = 0 = 1 1 = = = 1 1 = 1 1 1 1 = 1 1 1 1
–   Rybka 2.3.2a 32-bit2912+9
−9
(−176)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+14
= = 1 = = = 1 0 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 = = 1 = = 1
–   Deep Junior 13.3 32-bit2909+15
−15
(−179)21 − 11
(+13−3=16)
65.6%
21.0 / 32
100.0%
−85
= 1 1 = = 1 = 1 = = 1 = = 1 1 0 1 1 0 1 = 1 = = = = = 1 1 = 0 =
–   Hannibal 1.2 32-bit2906+14
−14
(−182)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+2
= 1 1 1 0 = 1 1 = 1 = 1 0 = = 1 = 1 1 1 1 1 = 1 1 1 = 1 = 1
–   Gull 1.0a 32-bit2886+12
−12
(−202)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+72
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-bit2880+12
−12
(−208)22.5 − 7.5
(+20−5=5)
75.0%
22.5 / 30
100.0%
−14
= 1 = 1 = 1 1 1 1 1 0 0 1 1 1 0 1 1 1 1 0 = = 1 1 1 1 0 1 1
–   Protector 1.4.0 32-bit2879+11
−11
(−209)20.5 − 9.5
(+14−3=13)
68.3%
20.5 / 30
100.0%
−94
1 = = 1 = = 1 1 = 0 1 1 = 1 = 1 1 1 1 = 1 = = = 0 = 1 0 1 =
–   Gull 1.2 32-bit2877+12
−12
(−211)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+24
1 1 1 = 1 1 1 1 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 January 24, 2020