CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Engine Details

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Stockfish 2019-10-09 64-bit 4CPU (3602+11
−11		)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
–   Lc0 0.25.1 t40-1541 RTX20803645+15
−15		(+43)21.5 − 25.5
(+6−10=31)
45.7%
21.5 / 47
0.0%
+20
= = 0 0 1 = = = 0 1 0 = = = 0 0 1 = 0 1 = = = = = = = = 0 = = = = = = = = = 0 0 = 1 = = = 1 =
–   Stockfish+NNUE 150720 64-bit 4CPU3628+14
−14		(+26)66 − 90
(+3−27=126)
42.3%
66.0 / 156
0.1%
−12
= = 0 = = = = = = = 0 0 = = 0 = = = 0 = 0 = = = = = = = = = = = = = 0 = = = 0 = 0 = = = = = = = 0 0 0 = = = 0 = 0 1 = = = 0 = = = = = 0 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = 0 = 0 1 = 0 = = = 0 = = = = = 0 0 = = = = = = = = 0 = = = 0 0 = = 0 1 0 = = = = = = = = = = = =
–   Leelenstein 11.1 RTX20803626+10
−10		(+24)32.5 − 43.5
(+3−14=59)
42.8%
32.5 / 76
0.1%
−12
0 = = 0 = = 0 = = = = = 0 = 1 = = 1 = = = = = = = 0 0 = 0 = = = 0 = = = = = 0 = = = = = = = = = 0 = = = = = = = = 0 = = = = = 0 = 0 1 = = = = = = 0 = =
–   Lc0 0.23.1 w42850 RTX20803620+13
−13		(+18)64.5 − 72.5
(+10−18=109)
47.1%
64.5 / 137
1.3%
+3
= = = = = = 0 = = = = = = = = = 0 = = = 0 = = = = 1 = 1 = = 1 = 0 = = = = = 0 0 0 = 0 = 0 = = = = = = = = = = = = = 0 = = = = 1 = = = = = = = 1 0 = 0 1 = = 0 = = = = = 0 = = = 0 = 0 = = = = = = = = = = = 0 = = = = = = = = = = = 1 = = = = = = = = = 1 = = = = = = = 1 = 1 0 =
–   Fat Fritz (in Lc0) w266 RTX20803608+14
−14		(+6)44 − 55
(+3−14=82)
44.4%
44.0 / 99
24.3%
−22
= = = = = = = = = = 0 = = 0 = 0 0 = = = = = 0 = 0 = = 0 = = = = 0 = = = = = = = = = 0 = = = = = = = 0 = = = 0 = 1 = = = = 1 = = = = = = = = 0 = = = = 0 = = = 0 1 = = = = = = = = = = = = = = = = = =
–   Lc0 0.22.0 w49921 RTX20803596+15
−15		(−6)28 − 30
(+5−7=46)
48.3%
28.0 / 58
73.8%
−15
1 = = 0 = = = 0 = 0 = = = = = = = = = 0 = = = = = = = = = = = = = = = = 1 = = = = = 0 = = = 1 1 = = = 0 = 0 1 = = =
–   Allie 0.5 nn42850 RTX20803572+32
−32		(−30)10 − 7
(+3−0=14)		58.8%
10.0 / 17
95.9%
+15
= = = = = 1 = = = = = 1 = = = = 1
–   Stoofvlees II a14 RTX20803568+12
−12		(−34)54.5 − 47.5
(+18−11=73)
53.4%
54.5 / 102
100.0%
−16
= 0 = 1 = = = = = = = = = = = = = = = = = = 1 = 0 = = = = = = = = = 1 = 0 = 0 0 = 1 = = = = = 0 0 1 0 1 = = 0 = = = = = = = = = = = = = 0 1 = 1 = = = = = 1 = 1 = 1 1 = 1 1 = = 1 = = 1 = = = = 1 = = 1 0 =
–   Allie 0.5 nn49921 RTX20803560+10
−10		(−42)44.5 − 29.5
(+19−4=51)
60.1%
44.5 / 74
100.0%
+13
= = 1 = 1 = 1 = = = = = = = = = = = 0 = 1 0 = = 1 = = = = = = 0 = = 1 = 1 = 1 1 = = = = 1 = = 1 1 = = = = = = = = = 1 1 = = = 1 0 = 1 = 1 1 = 1 = =
–   Stoofvlees II a13 RTX20803554+17
−17		(−48)58.5 − 50.5
(+23−15=71)
53.7%
58.5 / 109
100.0%
−29
= = 0 = = = 0 = = = 1 = 0 = = 1 = 0 0 1 = 1 = = = = 0 = 1 0 1 = 0 = = = 0 = 0 1 = = = = 0 1 1 = 1 1 = 1 = = = = = = = 1 = = 0 = = = = = = = = 1 1 = = = = 1 = = = = 1 = = = 0 1 0 = = 1 = 0 = = = = = = = = = 1 1 = = 1 1
–   Stoofvlees II a12 RTX20803530+16
−16		(−72)5.5 − 5.5
(+3−3=5)		50.0%
5.5 / 11
100.0%
−68
1 0 1 0 = = 1 = = 0 =
–   Komodo 13.2 64-bit 4CPU3527+15
−15		(−75)108 − 60
(+50−2=116)
64.3%
108.0 / 168
100.0%
0
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 = = 0 = = = = = = = = = 1 = 1 1 1 = 1 1 = = = = = 1 1 = 1 = 1 = = 1 = = = 1 = = = = 1 = = = = 1 = 1 = = = = = = = = = = 1 1 = 1 = = = = 1
–   Lc0 0.24.1 w591226 GTX10503525+16
−16		(−77)78 − 54
(+29−5=98)
59.1%
78.0 / 132
100.0%
−30
= = = = 1 1 1 = = = = 1 = = = = = = = 1 = = = = 1 = = = = = = = = 1 = 1 = = 1 = = = 0 1 = = = = = = = = 1 = 1 = = = 1 = = = 0 1 1 = = = 1 = = = = = = = = 1 = = = 1 = = = = = = = = = = = = = = 1 = 1 0 = 1 = 1 = 1 = 1 0 = = = = = = = = = = 1 = 1 = = = 1 = = 0 = 1 1
–   Houdini 6 64-bit 4CPU3516+7
−7		(−86)156.5 − 77.5
(+87−8=139)
66.9%
156.5 / 234
100.0%
+9
1 = = = = 0 1 = = = = = 1 = 1 1 = 1 = 1 = 1 = = = 0 1 = = = 1 = 1 = 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 1 = = 1 = = = 1 1 = = 1 = 1 = 1 = 1 = 1 = = = 1 1 1 = 1 = = = = 0 = = = = 1 0 = = 1 0 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 = = = = = =
–   Komodo 13.1 64-bit 4CPU3510+16
−16		(−92)76.5 − 33.5
(+46−3=61)
69.5%
76.5 / 110
100.0%
+22
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 = = 0 1 = 1 = 0 1 1 = = = 1 1 1 = = = 1 = = = = = = 1 = 1 1 =
–   Ethereal 12.25 64-bit 4CPU3468+21
−21		(−134)46 − 19
(+27−0=38)
70.8%
46.0 / 65
100.0%
−13
= = 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 = = = = =
–   Xiphos 0.6 64-bit 4CPU3429+10
−10		(−173)81 − 29
(+54−2=54)
73.6%
81.0 / 110
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 = 1 = 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 = 1 = =
–   Ethereal 11.75 64-bit 4CPU3427+18
−18		(−175)42.5 − 11.5
(+31−0=23)
78.7%
42.5 / 54
100.0%
+9
= 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 = = = = =
–   Fire 7.1 64-bit 4CPU3426+8
−8		(−176)162.5 − 43.5
(+122−3=81)
78.9%
162.5 / 206
100.0%
+14
= 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 = 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 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 = 1 = = = 1 = 1 1 1 = 1 = 1 = = = = = 1 0 = 0 1 1 = 1 = = = = 1 1 = = =
–   Ethereal 11.50 64-bit 4CPU3415+14
−13		(−187)115 − 32
(+85−2=60)
78.2%
115.0 / 147
100.0%
−3
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 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 1 = 1 = = = = = 1 1 1 = 1 0 = = 1 1 1 = =
–   Komodo 12.3 MCTS 64-bit 4CPU3407+14
−14		(−195)84 − 26
(+61−3=46)
76.4%
84.0 / 110
100.0%
−24
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 = = 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 1 1 1 1 = 1 1
–   Xiphos 0.5 64-bit 4CPU3395+14
−14		(−207)135 − 24
(+111−0=48)
84.9%
135.0 / 159
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 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 = 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 1 1 = 1 = 1 1 1 = 1
–   Fritz 17 64-bit 4CPU3379+15
−15		(−223)41.5 − 12.5
(+29−0=25)
76.9%
41.5 / 54
100.0%
−53
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
–   Laser 1.7 64-bit 4CPU3363+9
−9		(−239)138.5 − 19.5
(+119−0=39)
87.7%
138.5 / 158
100.0%
+51
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 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 = 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 1 1 = 1 1 = 1 =
–   Defenchess 2.2 64-bit 4CPU3354+11
−11		(−248)139.5 − 17.5
(+122−0=35)
88.9%
139.5 / 157
100.0%
+61
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 = 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 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 1 1 1 = 1 1 1 1 = = 1
–   ChessFighter 3.0 RTX20803128+139
−198		(−474)3 − 0
(+3−0=0)		100.0%
3.0 / 3
100.0%
+INF
1 1 1
2753 games: 1072 wins, 151 losses, 1530 draws (55.6%), score: 66.7%

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Created in 2005-2013 by CCRL team
Last games added on April 17, 2021