CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Engine Details

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Stockfish 2.1.1 64-bit (3092+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-bit3202+16
−15		(+110)25.5 − 55.5
(+14−44=23)
31.5%
25.5 / 81
0.0%
−19
1 0 = 0 0 = = 0 0 0 = 0 0 0 1 = 0 = = 0 = = 1 0 0 0 0 = 0 0 1 = 1 0 = 0 0 0 0 0 1 0 0 0 = = 0 1 1 0 = 0 = 1 1 0 = = = = 0 0 1 = 0 0 0 0 = 0 = 0 0 0 1 0 1 0 0 0 1
–   Houdini 1.5a 64-bit3170+12
−11		(+78)36 − 44
(+19−27=34)
45.0%
36.0 / 80
0.0%
+47
= = = = = 1 0 0 0 = = 1 0 = = 1 = 0 = 0 1 0 = 0 0 1 0 = 0 = 1 = 1 = = = = 1 0 = 1 = = 0 = = 0 = = = = 1 1 0 = 0 0 0 = 0 0 1 1 0 1 0 = 0 = 0 1 1 = 0 0 1 = 0 1 1
–   Critter 1.4 64-bit3141+15
−15		(+49)20.5 − 27.5
(+11−18=19)
42.7%
20.5 / 48
0.0%
0
= = = 0 = = 1 = = 1 = 0 1 1 1 = 0 0 = 0 = 0 = 0 = 0 = = 0 1 0 1 0 1 1 0 1 0 = 0 0 = = = 0 0 1 0
–   Komodo 4 64-bit3127+11
−11		(+35)36 − 45
(+19−28=34)
44.4%
36.0 / 81
0.0%
+1
0 0 0 0 = = 0 = = 1 = 1 1 1 = 0 1 = 0 0 1 = = = 0 1 1 1 0 = 0 0 0 = = 1 = = 1 = 0 0 0 = 1 = = 0 = 0 0 0 = = 1 0 = = 1 0 1 = 1 1 = = 0 0 0 = = = = 0 = 1 = = 0 1 0
–   Critter 1.2 64-bit3120+16
−16		(+28)41 − 47
(+23−29=36)
46.6%
41.0 / 88
0.4%
+6
= 1 = 0 = = 0 = = 0 1 0 0 0 1 = = 1 0 = 1 0 0 = = = = = 1 1 = = = 1 0 0 1 = 1 = 0 = = = = = 1 1 0 0 = 1 0 0 0 0 1 1 = 1 0 1 0 0 = = 1 1 = = = = 1 1 0 0 = 1 0 = 0 = 0 = 0 0 1 0
–   Rybka 4.1 64-bit3110+6
−6		(+18)43.5 − 52.5
(+19−28=49)
45.3%
43.5 / 96
1.2%
−9
0 = = 0 = 1 = = 0 = 0 0 = = = = 0 = = 0 0 1 = 0 0 = = = 1 0 = = = 0 = 0 0 0 1 0 1 1 1 1 = 0 = = = = 0 = 0 = = 0 = = 1 = = 0 = 1 0 1 0 = 1 0 = 1 = 1 = 1 = 0 = 0 1 = 1 = 1 0 = = = = = 0 = 1 = =
–   Komodo 3 64-bit3109+10
−10		(+17)66 − 66
(+30−30=72)
50.0%
66.0 / 132
2.6%
+15
= = = = 0 1 0 = = = = = 0 = 0 = = 0 0 1 = 1 0 = = 0 = 1 0 = = 0 = = 0 = = 1 = = = 0 = = 0 = 0 1 = = = = 0 1 1 = 1 0 = 1 = = = 0 0 = = 1 = = 1 = 0 = 1 = 1 1 0 = = 1 1 = 0 = 0 1 = 1 1 = = = 0 = 1 0 = = 0 1 0 1 = = 1 1 0 = 0 = 1 = 1 = = = = = 1 = 0 = = 1 0 = = 1 = =
–   Critter 1.01 64-bit3077+19
−19		(−15)30 − 18
(+18−6=24)
62.5%
30.0 / 48
89.2%
+57
1 = = = = = 0 = 1 0 1 = 1 1 = 0 = = = 1 1 = = 1 = 0 1 1 1 = 1 0 1 = 1 = = = 1 = = = 1 1 0 = 1 =
–   Komodo 2.01 64-bit3071+15
−15		(−21)25.5 − 22.5
(+16−13=19)
53.1%
25.5 / 48
97.5%
−3
0 = 1 1 = = = 1 1 0 = 1 1 = 0 1 0 = 0 = = 0 = 0 = 1 0 1 1 1 1 = 1 = = = = 0 1 0 = = = 0 1 1 0 0
–   Komodo 2.03 64-bit3071+14
−13		(−21)42.5 − 38.5
(+25−21=35)
52.5%
42.5 / 81
98.3%
−6
= 0 0 = 0 = 1 1 1 0 = 1 = = 0 0 0 = = 0 1 = 1 1 1 = 1 = = = = 0 0 1 0 1 = = = 1 1 = = = 0 = 0 1 0 = 1 1 0 0 0 1 1 0 = 1 = 0 1 1 1 = = 1 = 1 = 0 = = 1 = = 0 = = =
–   Naum 4.2 64-bit2987+8
−8		(−105)60 − 35
(+38−13=44)
63.2%
60.0 / 95
100.0%
−23
= 1 = = 0 1 = 1 1 = 1 0 0 1 = = 1 1 1 1 = = 1 = = 1 1 = = 1 0 = = 1 = 1 = = 1 0 1 = 0 1 = 1 1 = 0 1 1 1 = 1 1 = = 1 = 0 = = 1 1 = 0 = 1 0 1 = = = = 1 0 = 1 = 1 = = = = 1 1 = = 1 1 = = = 0 0
–   Fritz 132986+10
−10		(−106)38.5 − 24.5
(+25−11=27)
61.1%
38.5 / 63
100.0%
−36
1 = = 1 1 1 1 = 0 1 = 1 1 = 1 1 1 0 0 = 0 = = 1 = 1 = = = 1 1 = 1 = = = = 0 = 0 1 = 1 = 1 0 0 = = 1 0 = = 0 1 = 1 1 1 1 = 0 =
–   Rybka 2.3.2a 64-bit2978+8
−8		(−114)19 − 12
(+11−4=16)
61.3%
19.0 / 31
100.0%
−48
= 1 1 = = 1 = = = = = 1 1 1 1 = = = 1 = 1 = = = 1 = 0 0 0 1 0
–   Chiron 1.1a 64-bit2966+16
−16		(−126)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
−21
1 = = 0 1 = = 1 = = 1 1 1 = = = 1 1 = 1 1 1 1 = 1 1 = = 0 0 = =
–   Gull 1.1 64-bit2943+12
−12		(−149)12.5 − 2.5
(+11−1=3)		83.3%
12.5 / 15
100.0%
+109
1 = 1 1 1 1 = 1 1 1 = 1 1 0 1
–   Gull 1.0a 64-bit2938+12
−12		(−154)58 − 23
(+44−9=28)
71.6%
58.0 / 81
100.0%
−8
1 = 1 1 1 0 = 1 1 = 1 1 1 = = 0 1 = = 0 1 1 1 = = 1 1 1 = 0 = = 1 = 1 = 1 0 1 1 = = = 0 1 1 1 0 1 = 1 = 1 1 = 0 1 1 1 1 1 1 1 = 1 = 1 1 = 1 1 = = 1 0 = 1 = 1 1 =
–   Spark 1.0 64-bit2926+7
−6		(−166)58 − 22
(+47−11=22)
72.5%
58.0 / 80
100.0%
−7
0 1 = 1 = 1 = 1 0 = 1 0 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 = = 1 = = 1 1 1 = = 1 0 1 0 = = = 1 1 1 = 1 1 1 0 1 1 = 1 1 1 1 = = 1 0 1 = = 1 1 1 0 1 1 = 0 0 1 1 1 0
–   Spike 1.4 Leiden2920+7
−7		(−172)36 − 12
(+28−4=16)
75.0%
36.0 / 48
100.0%
0
1 = = 1 1 1 1 = 0 = 1 1 1 1 0 0 1 1 1 = 1 1 = = = 1 1 = 1 = 1 = 1 = = 1 1 = 1 1 1 1 = 1 = 1 1 0
–   Deep Junior 12.5 64-bit2897+16
−16		(−195)25 − 7
(+21−3=8)
78.1%
25.0 / 32
100.0%
+11
1 1 1 = = = = 1 1 0 1 0 1 1 1 1 1 1 1 1 = = 1 1 = 1 1 1 1 1 0 =
–   Deep Junior 13 64-bit2896+17
−17		(−196)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−24
= 1 = = 1 1 1 = = 1 1 1 1 = 1 1 1 = 1 = 0 = 1 0 = 1 1 1 1 1 0 1
–   Hannibal 1.1 64-bit2895+15
−15		(−197)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+53
= 0 1 1 1 = 1 1 = 1 = 1 1 1 = 0 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1
–   Protector 1.4.0 64-bit2889+14
−14		(−203)27 − 5
(+23−1=8)
84.4%
27.0 / 32
100.0%
+54
1 1 1 1 = = = 1 1 1 = 1 1 1 1 1 1 = = 1 1 1 1 0 1 1 = = 1 1 1 1
–   Thinker 5.4c Inert 64-bit2883+9
−9		(−209)23.5 − 7.5
(+17−1=13)
75.8%
23.5 / 31
100.0%
−46
1 = = 1 1 1 = 1 1 = 1 = 1 = = 1 = 1 = 1 0 = = = 1 1 1 1 1 = 1
–   Hannibal 1.0a 64-bit2862+14
−14		(−230)28 − 3
(+25−0=6)
90.3%
28.0 / 31
100.0%
+101
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
–   MinkoChess 1.2 64-bit2842+13
−13		(−250)26 − 6
(+20−0=12)
81.3%
26.0 / 32
100.0%
−39
= 1 = 1 1 = 1 = = 1 1 = 1 = 1 1 1 = 1 1 1 = = = 1 1 1 1 1 = 1 1
–   Booot 5.1.02838+11
−11		(−254)25.5 − 6.5
(+21−2=9)
79.7%
25.5 / 32
100.0%
−38
= = 1 1 = 1 1 1 1 = 1 = 1 1 1 = 1 = 1 1 1 = 1 1 1 = 1 1 0 1 1 0
–   Toga II 1.4.1SE2823+10
−9		(−269)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+13
= 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
–   Crafty 23.4 64-bit2781+12
−12		(−311)27 − 5
(+23−1=8)
84.4%
27.0 / 32
100.0%
−52
= = 1 = 1 = 1 1 1 = 1 0 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1
1546 games: 628 wins, 314 losses, 604 draws (39.1%), score: 60.2%

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Created in 2005-2013 by CCRL team
Last games added on April 10, 2021