CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Stockfish 2.3.1 64-bit 4CPU (3140+19
−19
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: List of Authors, Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 123 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 64-bit 4CPU3229+13
−13
(+89)25 − 52
(+5−32=40)
32.5%
25.0 / 77
0.0%
−14
= = 0 = 0 0 = = = = = 0 = = = = = 0 0 0 = 0 0 = 0 = 0 = = 1 = 0 = = 1 = 0 = = 0 = = 0 = 0 0 1 0 0 = = 1 = 0 0 0 = 0 = = = 0 0 1 0 = 0 0 = = = = 0 0 = 0 0
–   Houdini 2.0c 64-bit 4CPU3192+16
−16
(+52)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.0%
+23
= = = 0 0 0 0 1 1 0 = = 0 = = = = 1 0 1 = = 1 1 = = 0 1 0 = 0 =
–   Houdini 1.5a 64-bit 4CPU3179+17
−17
(+39)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.1%
−53
1 0 = 0
–   Critter 1.6a 64-bit 4CPU3157+8
−8
(+17)50 − 56
(+16−22=68)
47.2%
50.0 / 106
5.1%
+1
0 = = 0 = 1 = = 0 = = = = 0 1 = 1 0 1 = 0 = = = = 1 0 1 = 1 0 = = 1 0 1 = 0 0 0 = = 1 = 1 0 = 0 = = = = 0 = = = 1 0 = = = = 1 = = = = 0 = = = = 0 = 0 = = 1 0 = = = = = = = = = = = 1 = = 0 = = = = = = 1 = = 0 = =
–   Houdini 3 64-bit3156+13
−13
(+16)18 − 14
(+11−7=14)
56.3%
18.0 / 32
9.3%
+52
= = = = 1 = 1 0 1 0 0 1 = 0 = = 1 0 1 0 = 0 1 = = 1 = 1 = = 1 1
–   Rybka 4 64-bit 4CPU3145+10
−10
(+5)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
32.6%
−39
0 1 = 1 = = 0 0 0 0 = 0 = 1 1 = = = = = = 1 0 = 0 = = = 0 = = 0
–   Rybka 4.1 64-bit 4CPU3142+9
−9
(+2)34.5 − 41.5
(+15−22=39)
45.4%
34.5 / 76
41.8%
−23
1 = = = 1 = = 0 0 = = = 1 = 1 0 = = = = = = = = 0 0 = = 0 1 = = 0 0 1 = 1 0 = 0 1 0 = = = 0 0 0 = 0 = 0 = 0 0 = 0 1 = = = = = = 1 0 1 1 = = = 0 1 1 0 1
–   Bouquet 1.5 64-bit 4CPU3130+23
−23
(−10)27.5 − 25.5
(+12−10=31)
51.9%
27.5 / 53
76.2%
0
= = 1 = = 0 = = = 1 0 = = = 1 = = 1 = 0 = = 1 = 1 1 = = = 0 = = 0 1 = 0 0 = 1 1 = 0 = = = = = 1 = 0 = 0 1
–   Vitruvius 1.11C 64-bit 4CPU3116+14
−14
(−24)5 − 5
(+1−1=8)
50.0%
5.0 / 10
97.8%
−24
1 = = = 0 = = = = =
–   IvanHoe 9.46h 64-bit 4CPU3111+14
−14
(−29)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
99.4%
−48
= = 0 1 = 0 1 = = 1 0 = 0 =
–   RobboLito 0.21Q 64-bit 4CPU3109+22
−22
(−31)8 − 4
(+5−1=6)
66.7%
8.0 / 12
98.3%
+64
1 = = 1 = 1 = 0 1 = = 1
–   Bouquet 1.6 64-bit 4CPU3106+21
−21
(−34)23.5 − 14.5
(+12−3=23)
61.8%
23.5 / 38
99.3%
+31
= 0 = = 1 = 1 = = = 1 = = = 1 = 1 = = = 1 1 = = = 1 = = = 1 = = 1 1 0 = 1 0
–   Komodo 5 64-bit3106+11
−11
(−34)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
99.9%
−15
0 1 = = = 1 0 1 = = 0 1 = = = =
–   Sting SF 2 64-bit 4CPU3106+27
−27
(−34)9 − 5
(+4−0=10)
64.3%
9.0 / 14
98.1%
+40
= = = = = 1 = 1 1 = = = = 1
–   Strelka 5.5 64-bit3101+7
−6
(−39)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
+71
1 = 1 1 = 0
–   Naum 4.2 64-bit 4CPU3059+10
−10
(−81)27.5 − 13.5
(+19−5=17)
67.1%
27.5 / 41
100.0%
+26
1 1 0 1 1 1 1 0 = 1 = 1 = = 1 1 = 1 0 = 0 = 1 1 0 1 1 = = = 1 1 = = = 1 = = 1 = =
–   Protector 1.5.0 64-bit 4CPU3054+18
−18
(−86)4 − 2
(+2−0=4)
66.7%
4.0 / 6
100.0%
+3
= = = = 1 1
–   Hiarcs 14 4CPU3052+13
−13
(−88)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
100.0%
−60
= 1 1 = = 0 = = = =
–   Chiron 1.5 64-bit 4CPU3044+19
−19
(−96)17 − 13
(+9−5=16)
56.7%
17.0 / 30
100.0%
−56
= 1 = 0 = = = = 0 = 0 = = = 1 1 1 1 = = = = 1 0 1 1 1 0 = =
–   Gull R375 64-bit 4CPU3037+22
−22
(−103)22.5 − 7.5
(+16−1=13)
75.0%
22.5 / 30
100.0%
+55
= 1 1 = = 1 1 1 = = 1 = = 1 = 1 1 1 0 1 = = 1 1 = 1 = = 1 1
–   Deep Fritz 13 4CPU3032+16
−17
(−108)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
+55
= 1 1 = 1 1 1 = 1 = = 1 = 1 = 1 = = 1 = 1 1 = 1 1 1 = = 1 = 1 =
–   Hannibal 1.3 64-bit 4CPU3031+22
−22
(−109)25 − 11
(+14−0=22)
69.4%
25.0 / 36
100.0%
0
= = 1 1 = 1 1 1 = 1 1 1 = = = = 1 1 = = = = = 1 = = 1 = = 1 = 1 = = = =
–   Deep Junior 13 64-bit 4CPU3025+16
−16
(−115)23 − 9
(+16−2=14)
71.9%
23.0 / 32
100.0%
+20
1 = 1 1 1 = 1 = 1 1 = = = 1 1 1 0 1 1 1 = 1 = = = = 1 = 0 1 = =
–   Deep Junior 13.3 64-bit 4CPU3017+18
−18
(−123)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
−76
1 = = 0 = = = 0 = 1 1 = 1 1 1 0 1 1 1 = 1 = = 0 1 0 = 1 = 0 = 0
–   Rybka 2.3.2a 64-bit 4CPU3016+13
−13
(−124)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+33
1 = 1 =
–   Deep Shredder 12 64-bit 4CPU3016+10
−10
(−124)22.5 − 11.5
(+15−4=15)
66.2%
22.5 / 34
100.0%
−21
0 1 = = 1 = 0 1 1 = 1 = 0 = = 1 1 = = 1 1 = 1 1 = = 1 1 = 1 1 = = 0
–   Spike 1.4 Leiden 4CPU3014+11
−11
(−126)26 − 10
(+18−2=16)
72.2%
26.0 / 36
100.0%
+14
1 1 = 1 = 0 = 1 = 1 1 1 1 = = 1 0 1 = = = = 1 1 1 = = = 1 1 = 1 = = 1 1
–   Protector 1.4.0 64-bit 4CPU2981+19
−19
(−159)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021