CCRL Blitz
Downloads and Statistics
November 21, 2020
Testing summary:
Total: 2'408'891 games
played by 2'859 programs

White wins: 927'601 (38.5%)
Black wins: 745'310 (30.9%)
Draws: 735'980 (30.6%)
White score: 53.8%

Engine Details

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Stockfish 1.7.1 64-bit (3044+14
−14		)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 70 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 4 64-bit3102+13
−13		(+58)31 − 51
(+11−31=40)
37.8%
31.0 / 82
0.0%
−16
= = 1 0 0 = 0 0 0 = 0 1 1 0 0 = 0 0 1 = = = = 1 0 0 0 0 0 1 = 0 0 0 1 = = 0 = = = 0 = = 0 = 0 0 = = = 0 = = 0 = 1 0 1 = = 0 = = 1 = = = = 0 = 0 = 0 = = = = 1 = = 0
–   Rybka 3 64-bit3078+9
−9		(+34)48.5 − 58.5
(+24−34=49)
45.3%
48.5 / 107
0.0%
+7
= 1 = 1 0 0 1 = = = 0 0 1 = = 0 0 = 0 0 0 1 = = 1 = = 1 0 0 = = = 0 0 1 = 1 0 = = = 0 0 = 0 1 0 0 = 0 1 = 1 0 = = = = 0 0 1 = = 0 1 = = 0 = = = 0 = 1 1 = 1 = 1 = 0 0 0 1 = = 1 = 1 0 = = = 0 1 0 = 1 1 = = = = 0 = 0
–   Naum 4.2 64-bit2987+8
−8		(−57)61 − 43
(+40−22=42)
58.7%
61.0 / 104
100.0%
−1
1 = 1 0 = 0 0 = 1 0 = 1 = = 0 1 1 1 = = 1 = = 1 = 0 = 0 0 = = = 1 = 1 = 1 1 1 1 1 1 1 1 1 = 0 1 = 0 1 0 = = = 1 = = = 1 = 0 = = 1 = 1 = 1 = 1 = 1 = = = 1 0 1 1 0 0 0 0 1 = 0 = 0 = = 0 = 1 1 0 1 = = 1 1 1 1 0
–   Stockfish 1.6.3 64-bit2985+14
−14		(−59)19.5 − 12.5
(+10−3=19)
60.9%
19.5 / 32
100.0%
+2
= 1 1 0 = = 1 = = 1 = 1 1 = = = = = = 1 = 0 1 1 = = 1 = = = 0 =
–   Stockfish 1.6s JA 64-bit2980+16
−15		(−64)20 − 12
(+10−2=20)
62.5%
20.0 / 32
100.0%
+3
= = = 1 1 1 0 1 = = = = = 1 1 1 = = = = 1 = = = = 1 = = = = 1 0
–   Rybka 2.3.2a 64-bit2977+8
−8		(−67)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
100.0%
0
1 = = 1 1 1 = = = = 0 1 1 1 1 = = 1 1 = = 1 0 = 0 1 0 = 0 = 0 1
–   Critter 0.70 64-bit2973+18
−18		(−71)24.5 − 7.5
(+20−3=9)
76.6%
24.5 / 32
100.0%
+119
1 1 1 1 = 1 = 1 1 1 0 1 0 1 1 0 = 1 = 1 1 1 1 = = 1 1 = 1 = = 1
–   Komodo 1.2 64-bit2966+12
−12		(−78)42.5 − 26.5
(+31−15=23)
61.6%
42.5 / 69
100.0%
0
1 1 0 = 1 = 0 = 0 1 1 = = = 1 1 = = 1 1 1 0 1 1 1 1 = = 1 1 1 = 1 = 1 1 = = = 0 1 1 0 0 = 1 1 = = = 0 1 0 0 1 = 1 = 1 = 1 1 0 = 0 0 1 0 0
–   Deep Shredder 12 64-bit2955+8
−8		(−89)69 − 38
(+46−15=46)
64.5%
69.0 / 107
100.0%
0
= 1 = 0 1 1 = = 1 0 = 1 = 1 1 1 1 0 0 1 0 = 1 = 1 1 1 0 1 = 1 0 1 = = 1 = = 1 1 1 1 1 1 = 1 = = 0 1 0 1 1 1 1 = = = 0 = = = = = 0 = 1 1 1 1 = = 1 0 1 = = = 1 1 = = = = = = = 1 = 1 = 0 = 0 1 1 = = = 0 1 1 1 = = = 1
–   Naum 4.1 64-bit2955+17
−17		(−89)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
+61
1 1 = 1 1 = 0 1 1 1 1 1 = = 1 0 = = 1 1 1 = 1 0 = 0 1 1 1 = 1 =
–   Shredder 12 32-bit2952+19
−19		(−92)29 − 21
(+16−8=26)
58.0%
29.0 / 50
100.0%
−43
= = 1 = 1 = 1 = 1 = 1 1 0 1 = = = = 0 0 = = = = 1 0 0 1 = 1 0 0 = = 1 0 = = 1 = 1 = 1 = = = 1 = = 1
–   Naum 4 64-bit2947+13
−13		(−97)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
+69
= 0 1 1 1 = 1 1 1 1 = = = = = 1 0 1 = 1 1 1 1 1 1 1 1 = = =
–   Komodo 1.0 64-bit2932+11
−11		(−112)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
−7
= 1 = = 1 = 1 1 1 1 1 0 = = = 1 1 1 1 = 1 1 0 = = = = = 1 = = 0
–   Spark 0.5 64-bit2920+18
−18		(−124)20 − 15
(+15−10=10)
57.1%
20.0 / 35
100.0%
−74
= 0 0 1 1 1 1 0 1 1 0 = 0 = 1 0 0 1 = 1 1 1 1 1 = 1 = 0 = = 0 = 1 = 0
–   Hiarcs 13.12914+18
−18		(−130)32 − 18
(+23−9=18)
64.0%
32.0 / 50
100.0%
−37
1 = = = = = 1 1 1 1 = 1 1 = 0 1 1 1 = 1 1 = 1 = = 1 = = = 0 1 1 1 0 0 = 1 0 0 1 1 0 1 = 1 = 0 0 = 1
–   Fritz 122908+13
−13		(−136)24 − 8
(+17−1=14)
75.0%
24.0 / 32
100.0%
+20
1 1 1 = 1 = 1 1 = = = = 1 = = = 1 1 1 1 = 1 1 1 = = = 1 = 0 1 1
–   Fritz 112888+9
−10		(−156)24.5 − 6.5
(+21−3=7)
79.0%
24.5 / 31
100.0%
+61
0 0 = 1 1 1 0 1 = 1 1 1 1 = = = = 1 1 1 1 1 1 1 1 = 1 1 1 1 1
–   Thinker 5.4c Inert 64-bit2883+9
−9		(−161)23 − 9
(+15−1=16)
71.9%
23.0 / 32
100.0%
−30
1 1 = = 1 1 = = = 1 1 = = = = = 1 1 = 1 = 1 1 = 1 1 = = 1 0 1 =
–   Spark 0.4 64-bit2882+11
−11		(−162)47 − 17
(+39−9=16)
73.4%
47.0 / 64
100.0%
+6
1 = = = = 0 = 1 = 1 1 1 1 1 = 0 1 1 1 1 = = 1 1 1 0 1 = 1 1 1 1 = 1 1 1 1 1 1 1 0 1 1 1 0 1 1 1 1 1 = 1 1 = 0 = 0 = 1 0 = 1 0 1
–   Critter 0.60 64-bit2866+17
−17		(−178)37.5 − 9.5
(+29−1=17)
79.8%
37.5 / 47
100.0%
+24
1 1 = = 1 = 1 1 = = 1 = 1 = 1 1 1 1 = 1 1 = 1 1 1 1 1 = 1 = = = 1 = 1 1 1 = 1 = 1 1 0 = 1 1 1
–   Hannibal 05_24_10v2 64-bit2858+31
−31		(−186)28.5 − 6.5
(+23−1=11)
81.4%
28.5 / 35
100.0%
+34
0 = 1 = = 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 = 1 1 = 1 = 1 = = 1 1 1 1 1 =
–   Protector 1.3.5 64-bit2855+15
−15		(−189)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+78
1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = 1 1 1 0 = 1 = =
–   Protector 1.3.4 64-bit2852+18
−18		(−192)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
−15
1 1 = 1 1 1 1 1 1 1 = = = 1 = 1 = 1 = 1 1 = 1 1 1 = = = 1 = = =
–   Zappa Mexico II 64-bit2845+7
−6		(−199)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−25
1 1 1 1 = 0 1 = 1 1 1 1 = 1 = 1 = 1 = = 1 1 1 1 1 1 = = 0 = 0 1
–   Spark 0.3 64-bit2844+10
−10		(−200)25 − 7
(+20−2=10)
78.1%
25.0 / 32
100.0%
0
1 = 1 = 1 1 1 = 1 = 1 1 1 1 1 = 1 0 1 = 0 = 1 1 1 = 1 1 1 = = 1
–   Deep Sjeng WC2008 64-bit2843+10
−10		(−201)24.5 − 7.5
(+18−1=13)
76.6%
24.5 / 32
100.0%
−27
= 1 = = 1 1 1 = = = = 1 = = = 1 1 1 1 1 = 1 1 1 = 1 0 1 1 1 = 1
–   Deep Junior 11.2 64-bit2843+18
−18		(−201)38.5 − 11.5
(+30−3=17)
77.0%
38.5 / 50
100.0%
−16
1 = 1 = 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 0 1 = = = = 1 1 1 0 =
–   Onno 1.2.70 64-bit2841+8
−8		(−203)42.5 − 7.5
(+38−3=9)
85.0%
42.5 / 50
100.0%
+78
= 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 = 0 1 1 1 0 1 1 1 1 1 = 1 1 1 0 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 = =
–   Deep Junior 11.1a 64-bit2840+14
−14		(−204)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
−113
1 = 1 1 = = = 0 = 1 = 0 1 = = 1 = = = = 0 1 1 1 0 1 = 1 0 1 1 1
–   Onno 1.1.1 64-bit2837+12
−12		(−207)23 − 9
(+17−3=12)
71.9%
23.0 / 32
100.0%
−62
1 1 = = 1 1 1 = = 1 = 0 1 1 = 1 1 = 1 0 1 1 = = = 1 = 1 1 1 0 =
–   Deep Sjeng 3.0 64-bit2837+10
−10		(−207)23 − 9
(+17−3=12)
71.9%
23.0 / 32
100.0%
−64
= = = = 1 = = 1 = 0 = 1 = 1 1 = 1 1 1 = 1 1 1 0 = 1 1 1 0 1 1 1
–   Hiarcs 122835+11
−11		(−209)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+45
1 1 = 1 1 0 = 1 1 1 = 1 1 1 1 1 1 1 1 0 1 = = = 1 1 = 1 1 1 1 1
–   Hiarcs 12.12833+13
−13		(−211)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−11
1 0 1 1 1 = 0 1 = 1 1 1 1 = 1 1 = 1 1 1 = 1 1 1 0 = 1 1 = 1 1 0
–   Toga II 1.4.1SE2823+10
−9		(−221)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
−20
= 1 1 1 1 1 = 1 = 1 1 1 1 1 = = 0 1 0 1 1 = 1 1 = 1 1 1 = =
–   Ktulu 92781+8
−8		(−263)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+25
= 1 = 1 1 1 1 = = = 1 1 1 1 1 1 1 1 1 = = 1 = 1 1 1 1 1 1 1 1 1
–   Bright 0.4a2779+9
−9		(−265)28 − 4
(+25−1=6)
87.5%
28.0 / 32
100.0%
+41
1 1 = 0 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 =
–   Loop 13.6 (Loop 2007) 32-bit2776+10
−10		(−268)23 − 7
(+17−1=12)
76.7%
23.0 / 30
100.0%
−95
= = 1 = = = = 1 1 1 = = 1 1 1 1 = = 1 1 = 1 0 1 1 1 1 1 1 =
–   Bright 0.5c2771+7
−7		(−273)50.5 − 11.5
(+44−5=13)
81.5%
50.5 / 62
100.0%
−29
1 1 1 1 0 1 1 1 = = = 1 = 1 1 = = 1 1 1 1 1 1 1 = 1 = 1 = = 1 1 0 1 = 1 = 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 0 = 1 1 1
–   MinkoChess 0.9 64-bit2771+12
−12		(−273)25.5 − 4.5
(+23−2=5)
85.0%
25.5 / 30
100.0%
+12
0 1 1 = 1 1 1 1 1 1 0 1 1 1 = 1 1 1 1 = 1 1 = 1 1 1 1 1 1 =
–   Twisted Logic 20090922 64-bit2770+7
−7		(−274)26.5 − 5.5
(+22−1=9)
82.8%
26.5 / 32
100.0%
−32
1 = 1 = 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = 1 = = 1 1 = 1 1 = 1 0 1
–   Twisted Logic 20100131x 64-bit2767+10
−10		(−277)56 − 8
(+50−2=12)
87.5%
56.0 / 64
100.0%
+29
= 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 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
–   Bison 9.11 64-bit2760+9
−9		(−284)27.5 − 2.5
(+25−0=5)
91.7%
27.5 / 30
100.0%
+77
1 1 1 = 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1
–   Spike 1.2 Turin2731+6
−6		(−313)29 − 3
(+26−0=6)
90.6%
29.0 / 32
100.0%
+28
= 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 = 1 1 1 1 = 1 1 1 1 = 1
–   Daydreamer 1.75 64-bit2672+9
−9		(−372)28.5 − 1.5
(+27−0=3)
95.0%
28.5 / 30
100.0%
+78
1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1
–   Booot 4.15.12668+14
−14		(−376)27.5 − 2.5
(+27−2=1)
91.7%
27.5 / 30
100.0%
+61
1 0 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1
–   ProDeo 1.22608+11
−10		(−436)10 − 0
(+10−0=0)		100.0%
10.0 / 10
100.0%
+INF
1 1 1 1 1 1 1 1 1 1
1929 games: 1048 wins, 229 losses, 652 draws (33.8%), score: 71.2%

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Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on November 21, 2020