CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Engine Details

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Stockfish 1.3.1 64-bit (2845+20
−20
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: List of Authors, Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 72 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 3 64-bit3078+9
−9
(+233)10.5 − 39.5
(+4−33=13)
21.0%
10.5 / 50
0.0%
+20
0 0 0 0 0 0 = 0 0 = 0 = = 0 = 0 0 = = 0 = 0 1 0 = 1 0 0 0 = 1 0 0 0 0 = 0 0 0 0 0 0 = 0 0 0 = 0 0 1
–   Naum 4 64-bit2947+13
−13
(+102)20 − 30
(+13−23=14)
40.0%
20.0 / 50
0.0%
+35
= 1 = 1 = 0 0 1 = 0 = = 1 0 1 0 = = 0 = = 1 0 0 = 1 = 0 1 0 0 0 1 0 0 0 0 1 0 0 0 1 1 0 = = 0 1 0 0
–   Fritz 112888+10
−9
(+43)20.5 − 29.5
(+13−22=15)
41.0%
20.5 / 50
0.0%
−16
0 1 1 = 1 = 0 = = 0 1 = 1 0 0 1 0 1 1 0 0 1 0 0 1 0 = 0 1 = 0 0 = 0 = 0 1 0 0 = = 0 0 = 1 0 0 = = =
–   Thinker 5.4c Inert 64-bit2883+9
−9
(+38)23.5 − 26.5
(+13−16=21)
47.0%
23.5 / 50
0.0%
+20
0 0 = 1 = = 1 0 = 0 = 1 0 1 0 = 1 1 0 = 0 0 0 = = 0 = 1 = = 1 0 1 0 = = 1 1 0 1 0 = = = = 1 = = = 0
–   Zappa Mexico II 64-bit2846+6
−6
(+1)22 − 28
(+11−17=22)
44.0%
22.0 / 50
45.6%
−36
= = 1 0 = = = 0 = 1 1 0 = 1 = = 1 = = 0 0 0 = = 0 = 0 1 1 = 1 0 = 0 = 0 0 = = = 0 1 = 0 1 0 0 = 1 0
–   Deep Sjeng WC2008 64-bit2842+10
−10
(−3)29.5 − 20.5
(+20−11=19)
59.0%
29.5 / 50
57.1%
+53
1 1 1 0 = 1 1 0 1 0 1 = = = 1 1 = 0 = = = 1 = = 1 1 1 = 1 1 1 0 0 0 0 0 = 1 = = = 1 = = 1 0 0 = = 1
–   Deep Shredder 11 64-bit2842+11
−11
(−3)28 − 22
(+20−14=16)
56.0%
28.0 / 50
58.0%
+39
1 1 1 = 0 = 0 1 1 1 1 0 0 = 1 0 = 1 1 1 1 1 0 1 = 1 0 = = = = 0 1 = 0 0 0 = = = 0 0 0 = = = 1 1 1 1
–   Hiarcs 122835+11
−11
(−10)20.5 − 29.5
(+12−21=17)
41.0%
20.5 / 50
80.8%
−72
= = 0 = 0 0 0 = = 0 = 0 0 = 0 0 1 = 1 = 0 0 1 1 0 1 = 0 1 = 0 = 0 1 0 1 0 = 0 1 0 0 = 1 1 = 0 = 1 =
–   Hiarcs 12.12833+13
−13
(−12)22 − 28
(+12−18=20)
44.0%
22.0 / 50
83.4%
−47
0 = 0 0 = = = 1 1 = 1 0 = = 1 = 0 0 0 0 0 = 0 = 0 = 0 = 1 = = 1 = = 1 1 0 1 1 = 0 0 1 0 1 0 = 0 = =
–   Onno 1.0 64-bit2830+17
−17
(−15)22 − 28
(+11−17=22)
44.0%
22.0 / 50
86.7%
−54
0 = 1 1 1 1 = = 0 0 = 1 = = 0 = 0 0 0 1 0 = 0 = 0 = = = = = 0 1 0 = 0 1 1 = 0 = = = = 1 0 1 0 = 0 =
–   Toga II 1.4.1SE2823+10
−10
(−22)28 − 21
(+17−10=22)
57.1%
28.0 / 49
97.2%
+21
= 1 1 = 1 = 0 1 1 = 0 0 = 1 = 0 0 = 1 = = = = = 1 1 1 = 1 0 0 = 0 1 = = = 1 = = = 1 = 1 = 1 1 0 0
–   Glaurung 2.2 64-bit2802+13
−13
(−43)30 − 20
(+19−9=22)
60.0%
30.0 / 50
100.0%
+18
= = = 1 1 1 1 = 0 = 1 0 = = = 1 = = 1 = 0 1 = 0 0 1 = 0 1 = = = 1 = = 1 = 0 = 1 0 = 0 1 1 1 1 = 1 1
–   Ktulu 92780+7
−8
(−65)26.5 − 23.5
(+19−16=15)
53.0%
26.5 / 50
100.0%
−45
0 0 1 1 0 1 1 0 0 1 0 1 0 1 0 0 = = = 1 = 1 = = 1 0 = 0 0 1 1 = 1 = 0 1 1 = = 0 = = 0 = 1 1 0 1 1 =
–   Bright 0.4a2779+10
−10
(−66)33 − 17
(+25−9=16)
66.0%
33.0 / 50
100.0%
+43
0 0 1 1 = = 1 = 1 1 1 = 0 0 1 1 1 1 = 1 1 1 = 0 0 = 1 1 0 = 1 = 0 1 = 1 1 0 1 = 1 = 1 = 1 = = 1 = 1
–   Spike 1.2 Turin2731+6
−6
(−114)35.5 − 14.5
(+28−7=15)
71.0%
35.5 / 50
100.0%
+32
1 1 1 1 = 1 1 = 0 0 1 1 0 1 = 1 1 1 1 1 = 1 0 = = 0 1 = = 1 1 1 1 1 = 1 = 1 0 1 1 1 = = 0 1 = 1 = =
–   SmarThink 1.10 32-bit2730+15
−15
(−115)33 − 17
(+26−10=14)
66.0%
33.0 / 50
100.0%
−4
1 0 1 1 0 1 = = 1 = 1 = 1 1 1 = = 0 0 1 0 1 = 0 1 1 1 1 = 1 0 1 1 1 1 = 1 = = = 1 1 0 1 1 = 1 0 = 0

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Created in 2005-2013 by CCRL team
Last games added on May 9, 2021