CCRL Blitz
Downloads and Statistics
March 6, 2021
Testing summary:
Total: 2'478'353 games
played by 2'951 programs

White wins: 953'046 (38.5%)
Black wins: 763'412 (30.8%)
Draws: 761'895 (30.7%)
White score: 53.8%

Engine Details

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Stockfish 2.1.1 64-bit 4CPU (3195+15
−15		)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
–   Houdini 2.0c 64-bit 4CPU3278+12
−12		(+83)54.5 − 95.5
(+24−65=61)
36.3%
54.5 / 150
0.0%
−3
0 0 1 1 0 1 0 1 0 1 = = = = 0 1 0 = = = = 0 = = 0 0 0 1 0 0 = = 0 = 0 0 1 0 = = 0 = 0 = = 0 0 1 0 1 = 1 = 0 = 0 1 = = = 0 = 0 = = 1 = 0 0 = 0 0 = 0 0 = 1 0 0 0 = = = = 0 0 0 1 0 1 0 = = = 0 0 0 1 0 = 0 1 = 0 0 0 = = = 0 1 = = = 0 0 = = 0 0 0 0 = = = 0 1 1 0 0 0 0 = = 0 0 1 = 0 = = = 0 1 0 1 = = = =
–   Houdini 1.5a 64-bit 4CPU3265+16
−16		(+70)19 − 31
(+7−19=24)
38.0%
19.0 / 50
0.0%
−3
= 0 = 0 = = 0 0 0 0 1 = = 1 1 = = 1 = = 1 = 0 0 = = = 0 = = = 0 1 = 1 0 = = 0 0 = 0 = 0 0 0 = = 0 0
–   Critter 1.2 64-bit 4CPU3209+16
−16		(+14)27 − 22
(+15−10=24)
55.1%
27.0 / 49
9.6%
+39
0 1 = 1 = 0 = 1 = 0 = 0 1 0 = 1 = 0 = 1 1 = = 1 = 1 0 = 0 = 1 0 1 1 = = = = = 0 = = = 1 = = = 1 1
–   Rybka 4.1 64-bit 4CPU3207+7
−7		(+12)25 − 25
(+13−13=24)
50.0%
25.0 / 50
8.5%
+14
0 1 = 0 = 0 0 = 0 = 0 1 0 1 0 1 = 0 = = = 1 0 0 1 0 = = = = 0 = = = = 1 1 1 = 1 = 1 = = = 1 = 1 = =
–   Rybka 4 64-bit 4CPU3198+11
−11		(+3)26 − 24
(+12−10=28)
52.0%
26.0 / 50
35.2%
+13
0 1 = = = = = = = 1 1 = = = 0 1 0 = 0 1 0 1 0 = 0 1 = = = = 0 = 1 0 1 1 = = 0 = = = = 1 = = = = = 1
–   Stockfish 2.0.1 64-bit 4CPU3167+14
−14		(−28)25 − 25
(+5−5=40)
50.0%
25.0 / 50
99.6%
−28
= = = = = = 1 = = 0 = = 1 0 = = 0 = = = = 0 = = = = = = 1 = = = = = = 0 = = = 1 = = = = = = = = 1 =
–   Critter 1.01 64-bit 4CPU3157+16
−16		(−38)28.5 − 21.5
(+15−8=27)
57.0%
28.5 / 50
100.0%
+5
= = 1 0 = = 1 = 0 = 0 = 1 = 1 0 = 1 = = = = 1 = = 1 = = 1 = 1 = 1 1 1 = = 1 = = = = 0 = 0 1 1 0 0 =
–   Sting SF 9 64-bit 4CPU3153+17
−17		(−42)21.5 − 18.5
(+8−5=27)
53.8%
21.5 / 40
100.0%
−20
= = = 1 = = 0 0 0 = = 0 0 1 = = = 1 1 = = = = = = 1 = = = = 1 1 = = = = = 1 = =
–   Komodo 4 64-bit3127+11
−11		(−68)27 − 23
(+12−8=30)
54.0%
27.0 / 50
100.0%
−43
= = = 1 = 1 = 1 = = = 1 = 0 = = = 1 = = 1 1 0 = = = 0 = = = = 0 = 1 = = 1 = = 0 0 = = 1 1 0 = 0 1 =
–   Komodo 3 64-bit3109+10
−10		(−86)32 − 18
(+21−7=22)
64.0%
32.0 / 50
100.0%
0
1 = 1 1 1 0 1 0 = 1 = = = = = 0 1 0 = = = 1 = 1 1 0 1 1 = = = 0 1 = 0 = = = 1 = 1 1 1 = 1 1 = = 1 1
–   Naum 4.2 64-bit 4CPU3099+8
−8		(−96)37 − 13
(+27−3=20)
74.0%
37.0 / 50
100.0%
+60
1 1 1 = = = 1 = 1 = 1 1 = 1 1 = = = = 0 1 0 1 1 1 1 1 = 1 = = = 1 = 1 1 1 1 1 = = 1 1 1 = = 1 0 1 =
–   Komodo 2.01 64-bit3072+15
−15		(−123)39.5 − 10.5
(+30−1=19)
79.0%
39.5 / 50
100.0%
+68
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 1 = =
–   Komodo 2.03 64-bit3071+13
−14		(−124)33 − 17
(+20−4=26)
66.0%
33.0 / 50
100.0%
−29
= = = 1 = 1 = 0 = = = 1 = 1 1 0 1 = = 0 1 = = = 1 = 1 1 1 = 1 = 1 = = 1 1 1 = = 1 = 1 = 0 = 1 = = 1
–   Deep Shredder 12 64-bit 4CPU3042+7
−7		(−153)40.5 − 9.5
(+34−3=13)
81.0%
40.5 / 50
100.0%
+76
= 1 1 1 1 1 1 1 = 1 0 1 1 0 = 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 =
–   Spike 1.4 Leiden 4CPU3040+8
−8		(−155)41.5 − 8.5
(+33−0=17)
83.0%
41.5 / 50
100.0%
+74
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
–   Hiarcs 13.2 4CPU3034+13
−13		(−161)34 − 16
(+23−5=22)
68.0%
34.0 / 50
100.0%
−49
0 1 1 = 0 1 = 1 1 = = = 1 1 1 0 1 1 = = = = = 1 1 = 1 1 = = = 1 1 0 = = = 1 = = 1 1 1 = 0 1 = 1 1 =
–   Spark 1.0 64-bit 4CPU3027+8
−8		(−168)36 − 14
(+28−6=16)
72.0%
36.0 / 50
100.0%
−17
1 1 = 0 = = 1 = = 1 1 = 1 = 1 = 1 1 1 0 1 1 0 = 1 1 = 0 = 0 1 1 1 = 1 1 = 1 1 = 1 1 1 1 1 = = 0 1 1
–   Deep Junior 12.5 64-bit 4CPU3014+16
−16		(−181)35 − 15
(+26−6=18)
70.0%
35.0 / 50
100.0%
−48
= 0 1 1 0 = = 1 = = 1 = 1 1 = 1 1 = 1 1 1 1 0 = 1 0 1 1 = 1 0 1 = = 1 1 = 1 1 1 1 0 = 1 1 = 1 = = =
–   Deep Junior 13 64-bit 4CPU3013+18
−18		(−182)34 − 16
(+25−7=18)
68.0%
34.0 / 50
100.0%
−62
= = = 1 = = 1 1 1 1 1 = 1 1 = 1 1 = = = = 1 = 0 1 1 = = 0 1 1 1 1 1 0 1 = 0 0 = 1 = 1 1 1 1 = 0 1 0
–   Hiarcs 13.1 4CPU3010+12
−12		(−185)38.5 − 11.5
(+29−2=19)
77.0%
38.5 / 50
100.0%
−6
= = = = = = 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 1
–   Fritz 132986+10
−10		(−209)37.5 − 12.5
(+27−2=21)
75.0%
37.5 / 50
100.0%
−49
= 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 = 1 0 = = =
–   Zappa Mexico II 64-bit 4CPU2973+7
−7		(−222)42 − 8
(+35−1=14)
84.0%
42.0 / 50
100.0%
+29
= 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 1 0
–   Protector 1.4.0 64-bit 4CPU2972+13
−13		(−223)41.5 − 8.5
(+34−1=15)
83.0%
41.5 / 50
100.0%
+13
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
–   Onno 1.2.70 64-bit 4CPU2956+12
−12		(−239)39.5 − 10.5
(+30−1=19)
79.0%
39.5 / 50
100.0%
−45
= 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 =
–   Thinker 5.4c Inert 64-bit 4CPU2954+8
−8		(−241)44 − 6
(+40−2=8)
88.0%
44.0 / 50
100.0%
+78
= = 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 = 0 1 1 = 1 1 = = 1 1 1 1 1 1 1 = 1 1 1 1
–   Deep Sjeng WC2008 64-bit 4CPU2941+8
−8		(−254)42.5 − 7.5
(+35−0=15)
85.0%
42.5 / 50
100.0%
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 1 =
–   Deep Sjeng 3.0 64-bit 4CPU2931+9
−9		(−264)44 − 6
(+38−0=12)
88.0%
44.0 / 50
100.0%
+32
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 1 1 = 1 1
–   Toga II 1.4 beta5c 4CPU2905+9
−9		(−290)42 − 8
(+35−1=14)
84.0%
42.0 / 50
100.0%
−40
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 = = 1 = 1 = = 1 1 1 1 1 1 = 1 1
1489 games: 681 wins, 195 losses, 613 draws (41.2%), score: 66.3%

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Created in 2005-2013 by CCRL team
Last games added on March 6, 2021