CCRL 40/4
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 2'120'567 games
played by 2'479 programs
28673 CPU days (X2 4600+)

White wins: 822'832 (38.8%)
Black wins: 665'262 (31.4%)
Draws: 632'473 (29.8%)
White score: 53.7%

Engine Details

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Stockfish 2.3.1 64-bit 4CPU (3221+18
−18
)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 62 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 64-bit 4CPU3319+14
−14
(+98)20 − 30
(+6−16=28)
40.0%
20.0 / 50
0.0%
+40
0 = = = 0 = = = 0 = = 0 = = 0 = = = = = = 1 1 = 0 0 0 0 1 1 = = = 0 0 = = 0 1 1 = = 0 0 = 0 0 = = =
–   Houdini 2.0c 64-bit 4CPU3277+12
−12
(+56)54 − 64
(+33−43=42)
45.8%
54.0 / 118
0.0%
+29
1 0 0 1 0 0 0 1 = = 0 0 = 0 = 0 0 0 0 1 1 0 = = 0 0 1 = 0 = = = 1 1 0 = 0 = 1 = 0 1 = 0 = = = 1 1 = 1 = = = 1 0 0 1 = = 0 1 0 1 = = 0 0 1 = 1 1 1 = 0 = = 1 0 0 = 1 = 1 0 0 1 0 1 = 0 0 = = 1 0 0 0 0 0 = = = = 0 = 0 1 1 = = 1 1 0 1 1 0 =
–   Critter 1.6a 64-bit 4CPU3233+7
−7
(+12)49.5 − 54.5
(+18−23=63)
47.6%
49.5 / 104
11.3%
−2
= = 0 0 = 0 = 1 = = 1 = = 0 1 0 = = 1 = = 1 0 0 0 = = = = 0 1 = 1 = = = 1 0 = 0 = = = = = = 1 = 1 0 = = = = 1 1 = 0 = 0 = = 1 = = 0 = = 1 1 = 0 1 = 1 = = = = = = 0 = 0 = 0 = 0 = = = 0 = = = = = 0 = = 1 = = 0
–   Rybka 4.1 64-bit 4CPU3206+7
−8
(−15)54 − 50
(+26−22=56)
51.9%
54.0 / 104
93.5%
−2
1 = 1 = = = 1 = 1 = = 0 = 0 1 = = = = = = 1 = 0 1 1 = 1 0 0 1 = = = = = 0 = = = 0 = = 0 1 = = 0 = 1 1 = = = 1 0 0 1 = 0 = = = = 0 = = = 0 0 1 = 1 = = = 1 = 0 1 1 = = 0 = 0 1 0 = 1 0 = 1 = = = 1 = = = 1 0 1 0
–   Komodo 5 64-bit3145+13
−13
(−76)64.5 − 39.5
(+38−13=53)
62.0%
64.5 / 104
100.0%
−6
= 1 1 1 = = 1 = 0 = 1 = = = = 1 1 1 = = = = = = = 0 0 1 1 0 0 1 = 1 1 = 1 1 = 1 1 0 = 1 = = 1 = = = 1 = = = = = 1 0 = 1 = 1 = = = = = = 1 0 0 = = 1 1 1 1 0 = 1 1 1 = 1 1 0 = 1 = = 1 1 = = = 1 1 0 = = 0 = = =
–   Strelka 5.5 64-bit3140+9
−9
(−81)64.5 − 36.5
(+38−10=53)
63.9%
64.5 / 101
100.0%
0
= 1 = = 0 1 = = 1 = 1 1 1 = = = 1 1 = = 1 = 1 = = = = 1 = 1 = = 1 = 1 = 1 1 = 1 1 1 = = = = 1 = = 0 = = = = 0 = = = = = 1 0 1 1 = = = = = 1 = 1 1 = 1 0 = 0 1 1 = 1 1 0 = = 1 1 1 = 0 1 = 0 0 = = = 1 1 1
–   Hiarcs 14 4CPU3108+12
−12
(−113)36 − 16
(+29−9=14)
69.2%
36.0 / 52
100.0%
+22
0 1 0 = 0 1 0 1 = = = 1 = 0 = 1 0 = 1 1 1 = 1 1 1 1 0 1 = 1 0 1 1 1 = 1 1 = 1 1 1 = 1 = 0 1 1 1 1 1 = 1
–   Naum 4.2 64-bit 4CPU3098+8
−8
(−123)65 − 35
(+42−12=46)
65.0%
65.0 / 100
100.0%
−31
1 = = = = 1 1 1 = = = 0 1 = = 1 1 1 = 0 1 = 0 1 1 0 = 1 = 1 = = = 1 = = = = 1 0 1 1 = = 1 = = 0 = 0 1 = 1 1 1 = 1 = 1 0 = 1 1 = 1 = = = = 1 = = = 1 1 = = 0 = = 1 0 = = 1 1 1 = 1 = 1 1 1 0 1 = 1 0 1 1
–   Chiron 1.5 64-bit 4CPU3095+21
−21
(−126)33.5 − 18.5
(+20−5=27)
64.4%
33.5 / 52
100.0%
−41
1 1 0 = = = = = 0 = = = 1 = 0 1 = 0 = 1 = 1 1 1 1 1 1 1 = 1 = = 1 1 = = = 1 = = 0 = 1 = = = = 1 1 = = 1
–   Deep Fritz 13 4CPU3073+17
−17
(−148)36.5 − 15.5
(+24−3=25)
70.2%
36.5 / 52
100.0%
−26
1 1 1 = = 1 1 = = = 1 = = = = 1 0 = = 1 1 1 1 1 0 = = 1 1 = = 1 = = = 1 1 = 1 = 0 1 = 1 = 1 = = 1 1 1 =
–   Chiron 1.1a 64-bit 4CPU3063+16
−16
(−158)47 − 15
(+35−3=24)
75.8%
47.0 / 62
100.0%
+9
0 = 1 = 1 = 1 = = 1 = = = 1 1 1 1 = = 1 = 1 = 1 1 1 1 1 = = = 1 1 = 1 = 1 = = 1 0 = 1 1 1 1 1 = = 1 1 1 1 1 0 = 1 1 1 1 = 1
–   Deep Junior 13.3 64-bit 4CPU3026+17
−17
(−195)41.5 − 10.5
(+34−3=15)
79.8%
41.5 / 52
100.0%
+18
1 1 = 1 1 1 1 = 1 1 1 1 = 1 = 1 0 1 = = = 1 1 1 1 = 1 = 1 1 1 1 1 1 = = = 1 = 1 1 0 1 1 1 1 0 1 1 = = 1

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