CCRL 40/40
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 1'092'341 games
played by 2'556 programs
149261 CPU days (X2 4600+)

White wins: 378'952 (34.7%)
Black wins: 281'710 (25.8%)
Draws: 431'679 (39.5%)
White score: 54.5%

Engine Details

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Stockfish 1.6.3 64-bit (2966+20
−20
)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 103 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 4 64-bit3078+10
−11
(+112)6 − 18
(+3−15=6)
25.0%
6.0 / 24
0.0%
−70
–   Rybka 3 64-bit3048+12
−12
(+82)22 − 30
(+8−16=28)
42.3%
22.0 / 52
0.0%
+36
–   Rybka 3 Dynamic 64-bit3022+28
−28
(+56)9.5 − 14.5
(+3−8=13)
39.6%
9.5 / 24
0.1%
−7
–   Stockfish 1.7.1 64-bit3010+22
−22
(+44)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.2%
−60
–   Naum 4.2 64-bit2977+9
−9
(+11)8.5 − 15.5
(+2−9=13)
35.4%
8.5 / 24
15.3%
−78
–   Rybka 2.3.2a 64-bit2962+11
−11
(−4)2 − 2
(+0−0=4)
50.0%
2.0 / 4
61.8%
−4
–   Naum 4 64-bit2955+14
−14
(−11)31 − 21
(+21−11=20)
59.6%
31.0 / 52
80.7%
+50
–   Stockfish 1.6s 64-bit2953+29
−29
(−13)28 − 25
(+9−6=38)
52.8%
28.0 / 53
78.2%
0
–   Naum 4.1 64-bit2952+21
−21
(−14)27.5 − 23.5
(+15−11=25)
53.9%
27.5 / 51
83.8%
+10
–   Deep Shredder 12 64-bit2941+9
−10
(−25)2 − 3
(+0−1=4)
40.0%
2.0 / 5
98.8%
−70
–   Shredder 12 32-bit2930+7
−8
(−36)10.5 − 13.5
(+5−8=11)
43.8%
10.5 / 24
100.0%
−79
–   Laser 1.3 64-bit2925+24
−24
(−41)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
99.5%
−13
–   Komodo 1.0 64-bit2922+14
−14
(−44)44.5 − 28.5
(+22−6=45)
61.0%
44.5 / 73
100.0%
+17
–   Rybka 2.3.2a 32-bit2913+9
−9
(−53)14.5 − 9.5
(+10−5=9)
60.4%
14.5 / 24
100.0%
+13
–   Fritz 122887+11
−11
(−79)21.5 − 12.5
(+14−5=15)
63.2%
21.5 / 34
100.0%
+3
–   Thinker 5.4d Inert 64-bit2866+16
−16
(−100)19 − 11
(+12−4=14)
63.3%
19.0 / 30
100.0%
−17
–   Thinker 5.4c Inert 64-bit2861+14
−14
(−105)19 − 8
(+15−4=8)
70.4%
19.0 / 27
100.0%
+38
–   Zappa Mexico II 64-bit2855+10
−10
(−111)18.5 − 7.5
(+12−1=13)
71.2%
18.5 / 26
100.0%
+14
–   Fritz 112853+10
−10
(−113)50.5 − 23.5
(+38−11=25)
68.2%
50.5 / 74
100.0%
+7
–   Protector 1.3.3 64-bit2844+31
−31
(−122)14.5 − 9.5
(+11−6=7)
60.4%
14.5 / 24
100.0%
−51
–   Protector 1.3.4 64-bit2841+24
−24
(−125)1.5 − 1.5
(+0−0=3)
50.0%
1.5 / 3
100.0%
−114
–   Critter 0.60 64-bit2841+25
−25
(−125)17.5 − 6.5
(+13−2=9)
72.9%
17.5 / 24
100.0%
+28
–   Deep Sjeng 3.0 64-bit2838+22
−22
(−128)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Spark 0.3 64-bit2836+18
−18
(−130)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
−33
–   Deep Sjeng WC2008 64-bit2836+13
−13
(−130)16 − 10
(+11−5=10)
61.5%
16.0 / 26
100.0%
−56
–   Grapefruit 1.0 32-bit2827+9
−9
(−139)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−149
–   Deep Junior 11.1a 64-bit2824+22
−22
(−142)18.5 − 5.5
(+14−1=9)
77.1%
18.5 / 24
100.0%
+38
–   Hiarcs 12.12818+11
−11
(−148)19 − 7
(+15−3=8)
73.1%
19.0 / 26
100.0%
+11
–   Onno 1.1.1 64-bit2810+21
−21
(−156)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Hiarcs 122809+14
−14
(−157)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
0
–   Critter 0.52b 64-bit2807+31
−31
(−159)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+67
–   Bright 0.5c2779+12
−12
(−187)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+57
–   Twisted Logic 20100131x 64-bit2768+17
−17
(−198)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+20
–   Spike 1.2 Turin2746+7
−7
(−220)2 − 1
(+2−1=0)
66.7%
2.0 / 3
100.0%
−77
–   Bison 9.11 32-bit2729+14
−14
(−237)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on October 19, 2019