CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Stockfish 1.5.1 64-bit 4CPU (2970+25
−24
)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 101 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Naum 4 64-bit 4CPU3046+17
−16
(+76)15.5 − 18.5
(+7−10=17)
45.6%
15.5 / 34
0.0%
+51
1 1 0 0 1 = 1 0 = = 0 = 0 = = = = 0 1 0 = = = 0 1 0 0 = 1 = = = = =
–   Deep Shredder 12 64-bit 4CPU3018+10
−10
(+48)18.5 − 31.5
(+6−19=25)
37.0%
18.5 / 50
0.0%
−30
0 0 = 0 = 0 0 = 1 = = = = 0 = 1 = = 0 0 1 0 1 1 = = 0 = 0 = 0 = 0 = = 0 = 0 = 0 = 0 = = 0 0 1 = = =
–   Rybka 2.2 64-bit 4CPU2975+20
−20
(+5)33.5 − 30.5
(+17−14=33)
52.3%
33.5 / 64
37.0%
+17
= = 1 0 = = 1 1 = 1 = 1 = 1 1 = 0 = 0 1 = = 0 = 0 = = = 0 = 0 = 1 = = = 0 1 = = 0 0 = = 1 0 = = = 0 1 1 0 = = = = 0 = 1 1 1 1 =
–   Zappa Mexico II 64-bit 4CPU2969+10
−10
(−1)33 − 39
(+19−25=28)
45.8%
33.0 / 72
52.6%
−29
1 = 1 0 = = = 0 = 0 = 0 = = 1 0 = 0 = 0 1 = 1 = = 0 1 0 1 0 1 0 1 = = 1 0 0 0 0 1 = 1 0 1 0 = 1 = 0 = 0 1 0 1 = 0 1 = 0 = = = 0 = = 1 = = 1 0 0
–   Spark 0.3 64-bit 4CPU2928+23
−23
(−42)28.5 − 23.5
(+14−9=29)
54.8%
28.5 / 52
99.5%
−12
= = = = 0 1 = = = 1 1 0 = = 1 1 = = 0 0 = = = 1 1 1 = 1 = = = 0 1 = = 1 0 0 = = = = = 1 1 = 0 = 1 = = 0
–   Thinker 5.4c Inert 64-bit 4CPU2924+15
−15
(−46)33 − 22
(+20−9=26)
60.0%
33.0 / 55
99.9%
+14
1 0 = = 0 1 = 1 = 1 0 = 0 1 0 = = 1 = = 1 1 = 1 = = 1 = 0 = = 1 = = = = 0 1 = = 1 0 1 1 1 1 1 = = = = 1 1 = 0
–   Hiarcs 12.1 4CPU2905+15
−15
(−65)52.5 − 33.5
(+33−14=39)
61.0%
52.5 / 86
100.0%
+5
= 0 = 0 1 = = 0 0 0 1 0 1 1 1 0 = = 1 = 1 = 1 0 1 = 1 = 1 = 1 0 = 0 = = 1 = 1 0 1 = 1 1 = = 1 = = = 1 0 = = 1 = 1 = = 1 1 1 1 1 1 = 1 = = 1 1 1 0 0 = = 1 = = = = = 1 = = =
–   Hiarcs 12 4CPU2894+15
−15
(−76)24.5 − 14.5
(+15−5=19)
62.8%
24.5 / 39
100.0%
+2
1 = 1 1 = = = 0 1 = 1 1 = = = 1 0 1 = 1 = 1 = = = 1 = = = = 1 0 1 1 0 1 = = 0
–   Hiarcs Paderborn 2007 4CPU2891+19
−19
(−79)27 − 16
(+17−6=20)
62.8%
27.0 / 43
100.0%
0
1 0 = 1 = = 1 = = 1 1 = = 1 1 0 = = 0 = 1 0 = 1 = 1 = 1 = = 1 = 0 = 1 0 1 = 1 = 1 1 =

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Created in 2005-2013 by CCRL team
Last games added on August 17, 2019