CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

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Stockfish 2.3.1 32-bit (3040+17
−17
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 98 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 32-bit3135+20
−20
(+95)11 − 21
(+1−11=20)
34.4%
11.0 / 32
0.0%
+6
= = = = 0 = = = 0 0 0 = 0 = = 0 = = 0 = 0 = = = 1 = 0 = = 0 0 =
–   Houdini 2.0c 32-bit3102+13
−13
(+62)15 − 17
(+8−10=14)
46.9%
15.0 / 32
0.0%
+41
= = = 1 0 = 1 0 = = 0 = = 0 = 0 1 1 1 0 1 0 = 1 1 0 0 = = 0 = =
–   Houdini 1.5a 32-bit3091+14
−14
(+51)16.5 − 15.5
(+9−8=15)
51.6%
16.5 / 32
0.0%
+61
0 = = 0 = = 1 0 = 0 = = 1 = = = = 1 1 = 1 1 0 0 1 = 0 1 1 = = 0
–   Strelka 5.5 32-bit3087+16
−15
(+47)11 − 21
(+3−13=16)
34.4%
11.0 / 32
0.0%
−45
0 = = = = 0 0 = 0 = = = = = 1 0 = = 0 0 = 0 1 0 1 0 0 = = 0 = 0
–   Strelka 5.1 32-bit3084+16
−16
(+44)18.5 − 13.5
(+10−5=17)
57.8%
18.5 / 32
0.0%
+88
1 1 1 = = 1 0 1 1 = = = 0 1 = 0 0 = = = 1 1 = = = = = 1 = = = 0
–   Critter 1.6a 32-bit3068+16
−16
(+28)14.5 − 17.5
(+4−7=21)
45.3%
14.5 / 32
0.7%
+2
= 0 = = = = = = 1 0 = 0 1 0 = = = = 0 0 1 = = = = 1 = = 0 = = =
–   Komodo 5 32-bit3047+16
−16
(+7)29.5 − 34.5
(+9−14=41)
46.1%
29.5 / 64
26.0%
−14
= = = 1 = = = = = = 0 0 = 0 = 1 0 = = 0 = 0 = = = = 0 = = 1 0 = = 1 = 1 = 1 0 = 1 = = = = 0 0 = = 0 = = = 0 = = 1 = = 0 = = 1 =
–   Rybka 4.1 32-bit3030+12
−12
(−10)16 − 16
(+10−10=12)
50.0%
16.0 / 32
81.9%
−11
1 = 0 1 1 0 = 0 = 0 1 1 = = 1 1 = = = 0 0 0 1 1 0 0 0 1 = = = =
–   Vitruvius 1.11C 32-bit3030+14
−15
(−10)17 − 15
(+10−8=14)
53.1%
17.0 / 32
82.5%
+9
= = = 0 1 0 1 1 1 = = = = = 0 = 1 0 1 = = 0 1 1 1 0 1 0 = 0 = =
–   IvanHoe 9.46h 32-bit3023+14
−13
(−17)16.5 − 15.5
(+7−6=19)
51.6%
16.5 / 32
93.8%
−7
= = 1 = 1 0 = 1 = = 0 = 1 = = = = = = = 0 0 = 1 = = 0 = = 1 1 0
–   DeepSaros 2.3j 32-bit3021+15
−15
(−19)15.5 − 16.5
(+6−7=19)
48.4%
15.5 / 32
95.5%
−28
= = 1 0 0 = 1 = = = = = 0 0 = = 1 = 0 = 1 0 = = = 0 = = 1 = 1 =
–   Bouquet 1.6 32-bit3017+18
−18
(−23)15 − 15
(+7−7=16)
50.0%
15.0 / 30
97.2%
−24
1 = = = 1 0 = = = = = = = = 1 = 1 0 0 1 0 1 = = 0 1 0 = = 0
–   RobboLito 0.21Q 32-bit3013+18
−18
(−27)15.5 − 14.5
(+4−3=23)
51.7%
15.5 / 30
98.5%
−15
= 1 = = = = = 1 = 0 = = = 1 = = = = = = = = = = = = 0 0 = 1
–   Bouquet 1.5 32-bit3011+17
−17
(−29)18.5 − 13.5
(+10−5=17)
57.8%
18.5 / 32
99.3%
+19
= = = 1 = = 0 1 = 1 1 0 = = 1 = = 0 = 1 1 1 = 0 = = = 0 1 1 = =
–   Sting SF 2 32-bit3003+17
−17
(−37)21.5 − 10.5
(+13−2=17)
67.2%
21.5 / 32
99.9%
+66
= = = 1 = 1 = 1 0 = = 1 = 1 = 1 = = 1 1 1 1 = 1 1 1 = = = = = 0
–   DeepSaros 3.0 32-bit2999+17
−18
(−41)35.5 − 28.5
(+20−13=31)
55.5%
35.5 / 64
100.0%
−8
0 1 1 1 = 0 1 = 0 = 1 1 = = 0 = = = = = = 0 1 1 0 = = 1 = 1 1 = 1 = = = 0 = = = 0 1 1 = = 1 = 0 0 1 = 1 = = 0 0 0 = = 1 = 1 1 =
–   Gull II b2 32-bit2982+17
−18
(−58)38.5 − 25.5
(+19−6=39)
60.2%
38.5 / 64
100.0%
−2
= 1 = 0 = = = 0 1 = 1 = = = 0 = 1 1 0 1 = = = 1 = 1 = 0 = = 1 1 = = = 1 = = = 1 = = = = 0 = = = 1 1 = = 1 1 = 1 = = = 1 1 = = =
–   Gull II 32-bit2978+18
−18
(−62)17.5 − 14.5
(+9−6=17)
54.7%
17.5 / 32
100.0%
−36
1 = = 0 = 0 = 1 = = = 1 = = = = = = 0 1 1 0 = = = = 1 0 1 1 1 0
–   Hiarcs 142962+10
−10
(−78)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
+43
1 0 1 = = 1 1 = = = 1 = = 1 0 0 = = 1 1 1 1 1 1 = 1 1 0 = 1 1 =
–   Fritz 132961+11
−11
(−79)17 − 15
(+9−7=16)
53.1%
17.0 / 32
100.0%
−60
= 1 1 = = 0 0 1 1 1 = = = 1 0 = 0 1 0 1 = = 1 0 = = = = = = 0 =
–   Naum 4.2 32-bit2959+10
−10
(−81)19 − 13
(+11−5=16)
59.4%
19.0 / 32
100.0%
−25
1 = 1 = = 1 = 1 0 = 1 0 = = 1 = = 0 1 = = 1 = 1 0 = = = 0 1 = 1
–   Protector 1.5.0 32-bit2948+25
−25
(−92)20.5 − 8.5
(+13−1=15)
70.7%
20.5 / 29
100.0%
+29
1 = = = 1 = = 1 = = 0 = = 1 = = 1 1 = 1 1 = 1 1 1 1 = = 1
–   Deep Sjeng c't 20102942+10
−10
(−98)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
−6
1 = 1 1 1 = 1 0 1 = 1 = 1 0 = 0 = = = = = 1 1 1 0 = 1 = 1 = 1 0
–   Chiron 1.5 32-bit2939+16
−16
(−101)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
100.0%
−59
= = = = 0 = = = 1 = 0 = = 1 = = = 0 0 = 1 1 = = 1 = = 1 1 1 1 =
–   Chiron 1.1a 32-bit2929+15
−15
(−111)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
+38
= 1 = 0 1 1 0 1 = = 1 = = 1 1 1 1 1 1 1 = = 1 1 = = 1 1 0 0 1 1
–   Shredder 12 32-bit2929+8
−7
(−111)42.5 − 21.5
(+31−10=23)
66.4%
42.5 / 64
100.0%
−3
= = 1 = 0 = 1 0 = = = 1 0 = = 0 1 1 0 = 1 = 1 = = 1 0 0 0 = 1 = 1 1 1 0 = 1 1 1 1 = 1 1 1 1 = 1 1 = 1 = = 1 1 1 = 1 1 = 1 1 1 0
–   Hannibal 1.3 32-bit2929+18
−18
(−111)10 − 4
(+8−2=4)
71.4%
10.0 / 14
100.0%
+40
= 1 1 1 = = = 1 1 1 0 1 0 1
–   Spike 1.4 Leiden2916+8
−8
(−124)23 − 9
(+15−1=16)
71.9%
23.0 / 32
100.0%
+7
1 = = 1 1 = 1 1 1 0 1 1 = 1 = = = = = = 1 = = 1 = = 1 1 = 1 = 1
–   Rybka 2.3.2a 32-bit2912+9
−9
(−128)22 − 10
(+14−2=16)
68.8%
22.0 / 32
100.0%
−17
0 1 = 1 1 = 1 1 = 1 = 1 = = 0 = 1 1 = 1 1 = = = = = 1 = 1 = = 1
–   Hannibal 1.2 32-bit2905+14
−15
(−135)23 − 9
(+16−2=14)
71.9%
23.0 / 32
100.0%
+2
1 1 1 1 0 1 = 1 1 1 = = = = 1 = = = 1 = = = 1 1 1 1 1 1 0 = = =
–   Quazar 0.4 32-bit2879+12
−12
(−161)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
−26
1 1 1 = 1 0 1 = = 1 = 1 1 0 1 = = = = 1 1 1 1 0 1 1 1 = 0 = 1 =

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Created in 2005-2013 by CCRL team
Last games added on June 15, 2019