CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Engine Details

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Fat Fritz 2 (in SF) 64-bit (3642+14
−14
)Quote
 Links: Chessbase, Chessbase Explanatory Notes
Fat Fritz 2 is a modified version of an opensource Stockfish binary using an NNUE network trained and developed by Chessbase
This is one of the 25 Fritz versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 13 64-bit3638+16
−15
(−4)47.5 − 51.5
(+2−6=91)
48.0%
47.5 / 99
66.5%
−13
–   Stockfish 12 64-bit3634+12
−12
(−8)49 − 46
(+8−5=82)
51.6%
49.0 / 95
81.4%
−1
–   Dragon by Komodo 2 64-bit3589+19
−19
(−53)59 − 41
(+24−6=70)
59.0%
59.0 / 100
100.0%
−3
–   Dragon by Komodo 64-bit3584+14
−14
(−58)59.5 − 40.5
(+21−2=77)
59.5%
59.5 / 100
100.0%
−9
–   Nemorino 6.00 64-bit 8CPU3551+13
−13
(−91)68.5 − 31.5
(+38−1=61)
68.5%
68.5 / 100
100.0%
+14
–   Lc0 0.24.1 w591226 GTX10503525+16
−16
(−117)64 − 36
(+28−0=72)
64.0%
64.0 / 100
100.0%
−42
–   Houdini 6 64-bit3443+7
−6
(−199)87.5 − 12.5
(+75−0=25)
87.5%
87.5 / 100
100.0%
+89
–   Nemorino 6.00 64-bit3438+14
−14
(−204)79 − 21
(+58−0=42)
79.0%
79.0 / 100
100.0%
−16
–   Fire 7.1 64-bit 4CPU3425+8
−8
(−217)88.5 − 19.5
(+70−1=37)
81.9%
88.5 / 108
100.0%
+3
–   SlowChess Blitz 2.5 64-bit3413+12
−12
(−229)86.5 − 13.5
(+73−0=27)
86.5%
86.5 / 100
100.0%
+43
–   Ethereal 12.75 64-bit3403+11
−11
(−239)80.5 − 17.5
(+63−0=35)
82.1%
80.5 / 98
100.0%
−18
–   RubiChess 2.0 NN-375bd 64-bit3382+15
−15
(−260)171.5 − 27.5
(+144−0=55)
86.2%
171.5 / 199
100.0%
+10
–   Igel 2.9.0 64-bit3360+13
−13
(−282)177.5 − 22.5
(+156−1=43)
88.8%
177.5 / 200
100.0%
+28
–   Pedone 3.0 64-bit3341+13
−13
(−301)87 − 13
(+74−0=26)
87.0%
87.0 / 100
100.0%
−18
–   Xiphos 0.6 64-bit3339+9
−9
(−303)88.5 − 10.5
(+78−0=21)
89.4%
88.5 / 99
100.0%
+16
–   RofChade 2.3 64-bit3307+11
−11
(−335)88 − 12
(+76−0=24)
88.0%
88.0 / 100
100.0%
−38
–   Booot 6.4 64-bit3294+11
−11
(−348)92.5 − 7.5
(+85−0=15)
92.5%
92.5 / 100
100.0%
+33
–   Defenchess 2.3 64-bit3284+13
−13
(−358)87.5 − 12.5
(+75−0=25)
87.5%
87.5 / 100
100.0%
−69

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Created in 2005-2013 by CCRL team
Last games added on May 9, 2021