CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Stockfish 2.3.1 64-bit (3076+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 115 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 64-bit3157+13
−13		(+81)11.5 − 14.5
(+4−7=15)		44.2%
11.5 / 26
0.0%
+48
= 0 = = = = 1 = 0 = = 1 = 0 0 = = 1 0 = = 0 = = 0 1
–   Houdini 3 Tactical 64-bit3151+18
−18		(+75)14 − 18
(+3−7=22)
43.8%
14.0 / 32
0.0%
+39
0 = = = = 1 0 = 1 = = 0 = = 1 0 0 = = = = = 0 = = = = = = = 0 =
–   Houdini 2.0c 64-bit3122+15
−14		(+46)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
−73
= 0 = 0 0 1 0 =
–   Komodo 5 64-bit3107+11
−11		(+31)20 − 28
(+7−15=26)
41.7%
20.0 / 48
0.1%
−16
1 = = = = = = = 0 0 0 0 = 0 = = 0 0 0 = 0 = = 1 1 = 0 1 = 0 = = = 0 0 0 1 = = = 0 = = 1 = = 1 =
–   Strelka 5.5 64-bit3102+7
−6		(+26)20 − 32
(+4−16=32)
38.5%
20.0 / 52
0.2%
−39
0 = = = 0 = = = 0 0 0 = = = 0 = = = 1 = 1 = = = = 0 = = = 0 = 0 0 = 1 0 = = = 0 = 1 0 = 0 0 = = = 0 = =
–   Critter 1.6a 64-bit3099+7
−7		(+23)29 − 31
(+10−12=38)
48.3%
29.0 / 60
0.6%
+15
= 1 = = 1 1 = 0 = = = = = 1 1 0 = = = 1 = = 0 = = 0 = = 0 0 = 0 = = 0 = 1 = 0 = = = = = 1 = 0 = = = = = = 1 = = 0 = 1 0
–   Critter 1.4 64-bit3079+19
−19		(+3)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
39.5%
−39
0 = = 1 1 0 0 =
–   Rybka 4.1 64-bit3076+8
−8		(0)24.5 − 23.5
(+11−10=27)
51.0%
24.5 / 48
48.0%
+6
= 1 = = = = = 1 1 0 0 0 = 0 = = = = 1 = = = 0 1 0 1 1 1 0 1 0 = = = = 1 = = = 0 = = 1 0 = = = =
–   Rybka 4 64-bit3075+11
−11		(−1)2 − 6
(+1−5=2)		25.0%
2.0 / 8
53.1%
−181
0 0 0 0 1 0 = =
–   Stockfish 2.2.2 64-bit3071+20
−20		(−5)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
65.7%
−41
1 = = = = = 0 0
–   IvanHoe 9.46h 64-bit3060+13
−13		(−16)30 − 22
(+14−6=32)
57.7%
30.0 / 52
94.2%
+27
= = 1 1 = 0 = 1 = = = = = = = = 1 1 = = 0 = = = = = = = 1 = 1 = 1 1 = = = 0 = = 1 0 = 0 = 1 1 1 1 0 = =
–   Bouquet 1.5 64-bit3060+17
−17		(−16)32.5 − 25.5
(+16−9=33)
56.0%
32.5 / 58
91.1%
+16
= 0 = 1 = = 0 = 1 = 1 1 0 = = = = = 0 1 0 = = = 0 = 0 = = = 0 = = 1 = 1 1 1 = = = 1 1 1 = 1 = 1 = 1 1 = = = = = 0 =
–   RobboLito 0.21Q 64-bit3057+16
−16		(−19)23.5 − 16.5
(+12−5=23)
58.8%
23.5 / 40
95.2%
+33
= = = 0 = 1 = 1 1 = = 0 = 1 1 = = = = = = = 1 = 1 = 1 = 1 0 = = 1 = 0 = 1 = 1 0
–   Bouquet 1.6 64-bit3049+17
−17		(−27)21 − 25
(+9−13=24)
45.7%
21.0 / 46
99.0%
−53
= 0 = = 0 1 0 0 1 1 = 0 = 0 = 0 = = 0 = 0 = = 0 0 = 1 0 = 1 = = 1 1 = 1 = = = = = = = = 0 1
–   Vitruvius 1.11C 64-bit3047+14
−14		(−29)21 − 17
(+12−8=18)
55.3%
21.0 / 38
99.6%
+4
= 1 0 = 0 = 1 0 = = 1 1 1 1 = = = 0 0 = 1 0 = 1 = 0 1 1 = = 1 0 = = = = = 1
–   DeepSaros 3.3b 64-bit3044+19
−19		(−32)16 − 16
(+8−8=16)
50.0%
16.0 / 32
99.6%
−30
= 0 = 1 = = 1 0 = = = 1 0 1 1 0 = 0 = 1 1 0 = = 0 = 0 = = 1 = =
–   BlackMamba 1.4 64-bit3026+15
−15		(−50)16.5 − 13.5
(+8−5=17)
55.0%
16.5 / 30
100.0%
−21
= = 1 1 0 1 = = 0 1 0 = = = 0 = = 1 = = = = = = 0 1 = 1 = 1
–   Sting SF 2 64-bit3020+17
−18		(−56)49.5 − 32.5
(+21−4=57)
60.4%
49.5 / 82
100.0%
0
= 1 = = 1 1 = = = = = = 1 0 = 1 = = = 0 1 = = = = 1 = = = = = = = = = 1 = 1 1 = = = = 1 = = 1 = 1 1 1 = 1 0 = 1 1 = = = 1 = = = = = = = = = = = 1 1 = 0 = = = = = =
–   BlackMamba 1.2c 64-bit3001+30
−30		(−75)11 − 5
(+7−1=8)		68.8%
11.0 / 16
100.0%
+36
= 1 = = = = = 1 0 = = 1 1 1 1 1
–   Gull II b2 64-bit2992+21
−21		(−84)31.5 − 24.5
(+15−8=33)
56.3%
31.5 / 56
100.0%
−46
1 1 1 = 0 = = 0 = = 1 1 = = 0 = 0 0 = = = 0 = = = = = 0 = = = = = = = = 1 = 1 1 1 = 1 = = 1 = 1 0 = = 1 = = 1 1
–   BlackMamba 1.2b 64-bit2986+30
−30		(−90)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−30
= 1 = =
–   Gull R375 64-bit2986+19
−19		(−90)23.5 − 10.5
(+15−2=17)
69.1%
23.5 / 34
100.0%
+24
= 1 = = 1 1 = 1 1 = 1 = = 1 = 1 1 = 1 1 = = 1 1 0 = 0 1 = = = 1 = =
–   Gull II 64-bit2984+30
−30		(−92)3 − 4
(+1−2=4)		42.9%
3.0 / 7
100.0%
−123
0 = 1 0 = = =
–   Protector 1.5.0 64-bit2983+13
−13		(−93)24 − 10
(+16−2=16)
70.6%
24.0 / 34
100.0%
+34
1 = = = = = 1 = 1 1 1 0 0 1 1 = = = 1 1 = 1 1 1 = = = 1 = 1 1 1 = =
–   Chiron 1.1a 64-bit2977+13
−13		(−99)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−99
= =
–   Naum 4.2 64-bit2975+9
−9		(−101)27.5 − 14.5
(+17−4=21)
65.5%
27.5 / 42
100.0%
−10
0 = = = = 0 1 1 1 = = 1 = 1 1 = 1 0 = 1 = = = 1 = = = 1 = 1 1 = 1 0 1 1 = = 1 = = 1
–   Chiron 1.5 64-bit2963+15
−15		(−113)24 − 10
(+15−1=18)
70.6%
24.0 / 34
100.0%
+6
1 = = 1 1 = = = 1 1 = = 1 = = 1 0 = = 1 1 = = = 1 1 = 1 = = 1 = 1 1
–   Hannibal 1.3 64-bit2962+17
−17		(−114)23 − 7
(+17−1=12)
76.7%
23.0 / 30
100.0%
+60
= 1 = 0 1 = 1 1 1 = 1 = 1 1 1 = = 1 = 1 1 1 = 1 = = = 1 1 1
–   Hiarcs 142960+10
−10		(−116)20 − 12
(+12−4=16)
62.5%
20.0 / 32
100.0%
−40
= 1 0 = 1 1 = = 1 = 1 = = = = 0 = 1 1 = = = 0 = 1 1 1 0 1 = = 1
–   Fritz 132959+11
−11		(−117)5 − 3
(+2−0=6)		62.5%
5.0 / 8
100.0%
−53
1 = = = = 1 = =
–   DeepSaros 3.1a 64-bit2943+30
−30		(−133)28 − 8
(+22−2=12)
77.8%
28.0 / 36
100.0%
+57
= 1 1 0 0 = 1 = 1 1 = 1 = 1 = 1 = 1 1 = 1 1 1 1 = 1 1 1 = 1 1 1 = 1 = 1
–   Deep Junior 13.3 64-bit2915+16
−16		(−161)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+29
1 1 1 1 1 1 1 = = = = = = 1 1 1 = 1 0 1 1 1 = 1 1 1 = = = 1
–   Spike 1.4 Leiden2914+8
−8		(−162)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Quazar 0.4 64-bit2904+10
−10		(−172)7.5 − 0.5
(+7−0=1)		93.8%
7.5 / 8
100.0%
+238
1 1 1 1 = 1 1 1
–   Protector 1.4.0 64-bit2899+14
−14		(−177)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−109
= = 1 =
–   MinkoChess 1.3 64-bit2852+14
−14		(−224)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
−73
1 1 1 = = = = 1
1065 games: 318 wins, 167 losses, 580 draws (54.5%), score: 57.1%

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021