CCRL Blitz
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 2'472'902 games
played by 2'944 programs

White wins: 950'998 (38.5%)
Black wins: 761'961 (30.8%)
Draws: 759'943 (30.7%)
White score: 53.8%

Engine Details

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Stockfish 1.4 64-bit 4CPU (2976+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 71 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 3 64-bit 4CPU3167+9
−10		(+191)21 − 78
(+7−64=28)
21.2%
21.0 / 99
0.0%
−14
0 = 0 = 0 0 = 0 = 0 = 0 0 1 0 0 0 = 0 1 0 0 = = 0 0 0 = 0 = 0 0 0 0 0 = 0 0 = 0 0 1 0 = 0 0 = 0 0 = = = = 0 = 0 1 0 0 0 0 0 0 = = 0 1 = 0 0 0 = 0 0 0 = 0 0 1 0 = 0 0 0 0 1 = = 0 0 0 0 0 0 0 0 0 = 0
–   Naum 4 64-bit 4CPU3062+10
−10		(+86)37.5 − 61.5
(+14−38=47)
37.9%
37.5 / 99
0.0%
+10
0 = 1 0 0 1 1 = 0 = 1 = = = 0 = 0 0 = = = 0 = = = = 1 = = = 0 = 0 = = 0 = 0 1 1 = = 0 1 0 0 1 = 0 = 0 = 0 = 1 = 0 = 0 0 = 0 = 0 = 0 = 1 = = 0 = 0 = 0 = 0 0 0 = 0 0 0 = 0 = = 0 = 0 = = 1 1 1 = 0 = 0
–   Deep Shredder 12 64-bit 4CPU3042+7
−7		(+66)78 − 121
(+45−88=66)
39.2%
78.0 / 199
0.0%
−6
0 = = 0 0 1 0 0 0 1 0 1 0 0 0 1 = 1 = 0 1 = = = 0 0 0 0 = = = 0 0 0 0 0 0 0 0 0 1 1 = 1 = 0 = = = = 0 1 0 0 = 0 = 1 1 1 = 0 = 0 0 = 1 = = = = 0 0 1 1 0 0 = 1 = 1 0 0 = = 0 = 0 = = = 0 = 0 1 = 0 0 0 1 = 0 0 0 = 0 1 1 = 0 1 0 0 = 0 1 1 = = = 1 0 0 0 1 0 0 0 1 1 0 0 1 0 0 = 1 0 = = 0 0 = 0 0 1 = 0 1 = 1 0 = 0 = = 1 0 = = 0 0 = = = 0 1 0 = 0 0 1 = 0 1 0 = 0 1 0 1 0 = 0 = 0 = 0 1 = 1 1 = 1 0 = 1 0 =
–   Rybka 2.2 64-bit 4CPU3003+12
−12		(+27)42 − 58
(+23−39=38)
42.0%
42.0 / 100
0.2%
−24
= = 0 0 0 = = 0 0 = 0 0 1 1 = = 0 1 0 = 0 = = = 0 0 1 1 = 1 0 = 0 0 0 0 0 0 0 1 1 1 = 0 1 1 0 0 1 0 = 1 = = = 0 = 1 = 0 = 0 = 1 0 = 1 = = 0 1 1 1 = 0 = 0 0 = = = = = 1 0 0 = = 0 0 0 = 0 1 1 = 0 = = 1
–   Zappa Mexico II 64-bit 4CPU2973+7
−7		(−3)54.5 − 45.5
(+37−28=35)
54.5%
54.5 / 100
68.0%
+26
= 0 = 0 0 0 1 0 1 = 1 1 0 1 0 = 1 = = = 0 = 0 1 1 1 = 1 0 = 1 = 0 = = 1 1 1 = 0 1 1 = 1 0 0 1 = 0 1 = 1 = 1 = 1 = = = 0 0 1 = 0 = 1 = 1 0 = 0 = 1 1 = = = = 0 = 1 0 1 1 1 0 = 0 1 = 1 1 0 0 1 0 0 1 1 =
–   Thinker 5.4c Inert 64-bit 4CPU2954+8
−8		(−22)50.5 − 49.5
(+29−28=43)
50.5%
50.5 / 100
99.7%
−17
= 0 1 = = = 1 = 0 = = 0 = = 1 = 1 = 0 = 1 0 0 1 1 1 = = 1 = 1 = = = 1 = = 1 = 1 = 0 0 = = = 1 = = 0 1 0 0 = = 0 = = = = 1 0 0 1 = 1 1 0 = 0 0 1 1 0 = = 1 0 1 0 1 1 0 0 0 0 1 0 0 = 1 0 = = 1 0 1 = = =
–   Deep Sjeng WC2008 64-bit 4CPU2941+8
−8		(−35)49.5 − 50.5
(+29−30=41)
49.5%
49.5 / 100
100.0%
−37
= 0 = 0 = 0 = 1 1 0 = 0 1 0 1 0 0 = 1 = 1 = = = = 0 = = 1 0 0 0 0 = = = 1 0 0 = 1 0 1 1 1 0 = = = 1 0 0 1 0 = 0 1 0 0 = 1 = = 1 1 0 1 1 = = 1 = = 0 1 = = = = = 0 = = = 1 1 1 = 1 1 0 = = = 0 1 = 1 0 0
–   Hiarcs 12.1 4CPU2939+10
−10		(−37)55 − 45
(+35−25=40)
55.0%
55.0 / 100
100.0%
−6
= 1 = 1 1 = 0 1 = 1 0 1 = 1 = = 0 = = = 1 1 1 = = 1 0 1 0 = 1 0 0 = = 1 = 1 1 = = = 1 = 0 0 0 = = 1 0 1 = 1 0 = = = = 1 0 1 0 1 0 = = 1 0 = = = 0 1 0 1 0 1 0 1 1 1 0 = 0 0 = = 1 = 1 0 1 1 = = 0 = = 1
–   Deep Shredder 11 64-bit 4CPU2933+9
−9		(−43)56.5 − 43.5
(+38−25=37)
56.5%
56.5 / 100
100.0%
−3
1 = 1 0 = = 1 1 1 = 0 0 = 0 1 0 1 = 1 = = 1 = 1 = 0 1 1 1 = = 0 = 1 = = = 0 = 1 = 0 = 0 = 1 = = 1 0 = = 1 0 1 1 = 0 1 = 1 0 1 0 1 1 = 1 1 = 1 0 = = = 0 1 0 0 0 = 0 1 0 1 = 1 1 = 1 1 0 = = = 1 0 0 1 1
–   Thinker 5.4a Inert 64-bit 4CPU2927+13
−13		(−49)61.5 − 38.5
(+42−19=39)
61.5%
61.5 / 100
100.0%
+23
1 1 = 1 0 1 = = = 1 = = 1 = 1 = 1 0 1 = = = 1 1 1 = 1 0 = 1 1 = 1 = = 1 1 0 = 1 0 1 1 0 1 = 1 = = = 0 1 = 1 1 0 = 0 1 1 = 1 1 0 1 = = 0 1 1 1 1 = 1 = 0 1 = = 1 0 1 1 0 = 0 1 0 = 0 = = 1 = = 0 = = = 0
–   Glaurung 2.2 64-bit 4CPU2917+11
−11		(−59)61 − 39
(+35−13=52)
61.0%
61.0 / 100
100.0%
+6
1 1 = 1 = 1 1 1 = 1 1 = = 1 = = = 1 1 = = = 1 1 0 1 1 = 1 = 0 0 = = 0 1 = = = = 0 = 0 1 0 = = = 1 1 1 0 0 0 = 1 = 1 = = = = = = = 1 = = 1 1 = = = 1 = 0 = 1 1 0 = = 1 1 1 1 = = = 1 = = 1 = 0 = = = = =
–   Bright 0.4a 4CPU2911+11
−11		(−65)60.5 − 39.5
(+42−21=37)
60.5%
60.5 / 100
100.0%
+2
1 1 1 1 = 0 = 1 1 = 1 0 = 0 1 = = 1 1 = 1 1 1 1 1 = 1 = 1 0 1 = = 0 = 0 1 = 0 = 1 = 1 = 0 1 = 0 1 1 1 1 1 1 1 0 1 = = = 1 1 = 0 = 1 1 0 1 0 1 0 1 0 = = = = = = 1 1 = 0 1 = = = 0 = = 1 = 0 1 = 0 0 = 0
–   Loop M1-T 64-bit 4CPU2882+8
−8		(−94)62.5 − 36.5
(+48−22=29)
63.1%
62.5 / 99
100.0%
−4
1 1 1 1 0 = = 1 1 1 1 1 1 = 1 0 = 0 1 0 = = 1 1 0 1 = 1 1 1 1 = 1 1 = 1 = = 1 = 1 0 0 = = 1 0 0 1 0 1 0 1 1 1 = 1 1 1 0 = = = 1 0 1 0 = = 1 0 1 0 = 0 = 1 1 0 0 0 = 1 = 0 1 1 0 1 1 1 = 1 = = = = 1 1
–   Spike 1.2 Turin2731+6
−6		(−245)85.5 − 14.5
(+76−5=19)
85.5%
85.5 / 100
100.0%
+41
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 0 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 0 1 = = 1 1 = 1 = 1 = 1 1 1 0 1 1
–   Scorpio 2.1 64-bit 4CPU2723+17
−17		(−253)85.5 − 14.5
(+80−9=11)
85.5%
85.5 / 100
100.0%
+56
0 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 = = 1 1 = 1 0 1 1 1 1 1 = 1 0 = 1 1 1 1 1 1 1 1 0 1 = 1 1 1 1 1 1 1 = 1 0 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 0 = 1 1 1 1 0 1 0 1 1 1 1 1 = 1 1 1 1 1 1 1
1596 games: 580 wins, 454 losses, 562 draws (35.2%), score: 53.9%

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Created in 2005-2013 by CCRL team
Last games added on February 27, 2021