CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Stockfish 2.1.1 64-bit 4CPU (3114+27
−27
)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 102 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 2.0c 64-bit 4CPU3195+16
−16
(+81)18 − 34
(+7−23=22)
34.6%
18.0 / 52
0.0%
−16
= 0 = = 1 0 0 0 0 0 = 0 = 0 0 0 = = 0 = 0 1 0 0 = = 0 = = = 0 0 = 0 = 0 0 1 = 0 = = = 0 = 0 1 = 1 1 1 =
–   Houdini 1.5a 64-bit 4CPU3185+18
−18
(+71)23 − 40
(+9−26=28)
36.5%
23.0 / 63
0.0%
−11
0 = 0 = 0 0 0 0 = 0 1 = = 1 0 = 0 0 = = = = = = = 0 1 0 = = = 0 1 0 0 0 = 0 0 0 = = 0 = 0 = 1 0 1 = 1 0 = = 0 = 1 = 1 0 = 0 =
–   Critter 1.2 64-bit 4CPU3146+20
−20
(+32)15 − 16
(+5−6=20)
48.4%
15.0 / 31
2.6%
+23
= = = = = 1 = 0 0 1 1 = = = = 0 1 = = = = = 1 = = = 0 = 0 0 =
–   Rybka 4.1 64-bit 4CPU3145+9
−9
(+31)21.5 − 28.5
(+7−14=29)
43.0%
21.5 / 50
1.7%
−11
= = = 0 = 0 = = 1 1 0 = = 0 = 0 = 0 1 0 = = 1 1 = = = 0 = 0 = = = 0 = = = = = 0 1 0 = = = 0 = 0 1 =
–   Deep Shredder 12 64-bit 4CPU3019+10
−10
(−95)14.5 − 7.5
(+9−2=11)
65.9%
14.5 / 22
100.0%
−3
1 1 1 0 1 1 = 1 = 0 = = = = = = = = 1 1 = 1
–   Spike 1.4 Leiden 4CPU3017+11
−11
(−97)63.5 − 28.5
(+44−9=39)
69.0%
63.5 / 92
100.0%
+23
1 1 = = 1 = 1 1 = = = = = 0 1 1 0 = 1 = 1 1 = = 1 = 1 1 1 0 1 1 = = 1 1 = 1 1 = 1 0 1 = 1 0 = = 1 0 = = 1 0 = = 1 1 1 = 1 = = 1 1 1 1 1 1 = 1 1 1 = 1 = 1 1 1 1 = = 1 0 = = = = = = = 0
–   Deep Junior 12.5 64-bit 4CPU3013+23
−23
(−101)18.5 − 13.5
(+8−3=21)
57.8%
18.5 / 32
100.0%
−57
= = = 1 = = = 1 = 0 1 = 1 = = 1 = 1 = = 0 = = = = = = 1 1 0 = =
–   Hiarcs 13.2 4CPU2983+18
−18
(−131)25 − 7
(+19−1=12)
78.1%
25.0 / 32
100.0%
+53
1 1 1 1 1 = 1 = 1 1 = 1 = 1 1 = = 1 0 = = 1 = = 1 = 1 = 1 1 1 1
–   Spark 1.0 64-bit 4CPU2970+13
−13
(−144)23 − 9
(+16−2=14)
71.9%
23.0 / 32
100.0%
−4
1 1 = = = 1 1 1 = 1 1 1 = 1 1 = = 1 1 0 = = = 1 0 1 = 1 = = = 1

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Created in 2005-2013 by CCRL team
Last games added on September 14, 2019