CCRL 40/2 FRC
Downloads and Statistics
February 25, 2021
Testing summary:
Total: 315'826 games
played by 245 programs

White wins: 127'416 (40.3%)
Black wins: 108'302 (34.3%)
Draws: 80'108 (25.4%)
White score: 53.0%

Engine Details

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Show each game results
Stockfish 9 (3669+13
−13
)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 31 Stockfish versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Houdini 63641+7
−7
(−28)154.5 − 145.5
(+65−56=179)
51.5%
154.5 / 300
100.0%
−19
1 = 0 = = = 0 = = = = 0 = 1 = = 1 = = = = 1 0 1 = = = = = 1 1 1 = = = 0 1 = = 1 0 = 0 = 1 = = = = = = 1 = 1 = 1 = = 0 = = = = = = = = = 1 = = = 1 = 0 = = = = 1 0 1 0 1 0 = = 1 = 1 1 1 1 1 1 = 0 = 0 1 = = = 1 = 1 = 0 0 = = = = = = = = 0 = 0 0 0 1 = = 0 1 0 = 1 = = 1 = = = = = = 0 0 = 1 0 0 = = 1 = 0 0 1 = 1 0 = = = 0 = = = = = = = 1 = = 1 = = = 0 1 = 0 = 0 = 1 0 = 0 = = = 1 = = = 1 0 = = 1 = = = = 0 = = = = = = 0 1 = 0 0 = = = = 0 = = 1 1 1 0 = = = 0 0 = = 0 = = = = = 1 0 = 0 0 = 1 = = 0 = = 1 = = 1 = 1 1 1 = = = = 1 0 = 0 = = 0 = = = 1 0 = = 1 = = = = 1 = = = 1 = 1 0 1 = 1 = 1 = 0 1 = 0 = = =
–   Komodo 11.2.13584+10
−10
(−85)199.5 − 100.5
(+124−25=151)
66.5%
199.5 / 300
100.0%
+14
= = 1 = = = 1 1 1 1 0 = 1 1 1 1 0 0 1 1 1 1 1 = = = = = 1 1 0 1 1 = 0 = = 1 = = = = 0 = 1 = 0 = = 1 1 = 1 = 0 1 = 1 = 1 = 1 1 = = 1 = = = = = = 0 1 1 1 0 1 = = 1 = 1 1 = = = = 0 = = = 1 = 1 = 1 1 = = = = 1 0 1 0 = 1 = = 1 = 1 1 0 = = 1 1 1 1 1 1 0 1 = 1 = = 1 = 1 1 = = = 1 0 = = = = 1 = 1 = 1 0 = = = 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 1 = = 1 = = = 1 = 1 = 1 1 = = = 1 1 = = = 1 = 1 = 1 1 = 1 1 = = = = = 0 = = 1 = = 1 = 1 = = 1 = = = 1 = 1 1 0 = 1 = 1 1 = 1 = = 1 = 1 = 0 0 = 0 = 1 = 1 1 1 = 1 = 1 1 1 = = 0 = = 1 = = = = = 1 1 = =
–   Komodo 12.1.13582+12
−12
(−87)189 − 111
(+107−29=164)
63.0%
189.0 / 300
100.0%
−11
1 = 1 = 1 = = 1 = = 0 = 1 = 1 = 1 = = 1 = = = 1 1 = = 0 = 0 1 = = = = 0 1 = 0 1 1 = 1 = = = = 0 = 1 1 1 1 1 = = 1 = 1 = 1 = 1 = 1 1 1 = = 1 1 0 0 1 1 = = = 1 = 1 = = 1 = = = = = 1 1 0 = 1 = 0 = 0 1 1 1 0 = 1 = = = = = 1 = = 1 = = = = = = = = = = = 1 0 = = 1 0 = = 1 = 1 = 1 0 = = = 1 = 1 0 1 = = 1 1 1 1 1 = = = = = = 1 0 0 1 = 1 1 = = = = = 1 = = = = 1 = 1 1 1 0 = 0 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 = = = 0 = 0 = = = 0 = = 1 = 1 = 1 = 1 0 = = = = = 1 = 1 = 1 1 = = 1 = = 1 = = = = 1 0 = = 1 = 1 = = = 1 0 0 = = = =
–   Fire 7.13486+8
−7
(−183)237.5 − 62.5
(+177−2=121)
79.2%
237.5 / 300
100.0%
+7
= 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 1 = = 1 1 1 = = = = 1 = 1 1 = = 1 = 1 1 1 1 = = 1 1 1 = 1 = 1 1 1 1 = 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
–   Fire 6.13412+12
−12
(−257)254.5 − 45.5
(+216−7=77)
84.8%
254.5 / 300
100.0%
+5
= 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 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 = = 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 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 1 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
–   Shredder 133380+7
−6
(−289)259.5 − 40.5
(+224−5=71)
86.5%
259.5 / 300
100.0%
−6
1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 = 1 = 1 1 1 = = 1 = 1 = 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 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 0 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 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
–   Critter 1.6a3290+6
−5
(−379)275.5 − 24.5
(+253−2=45)
91.8%
275.5 / 300
100.0%
−6
1 1 1 = 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 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 = 1 = = 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 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 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1
–   Chiron 43263+7
−7
(−406)284 − 16
(+270−2=28)
94.7%
284.0 / 300
100.0%
+44
1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 = 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 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 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 1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 9
played with current
participants of this list
Represented by
1-2-CPU    1500Stockfish 2021-01-11
All    1500Stockfish 2021-01-11
Free    600Stockfish 2021-01-11
Free 1-2-CPU    600Stockfish 2021-01-11
Free single-CPU    600Stockfish 2021-01-11
Single-CPU    1500Stockfish 2021-01-11

Created in 2005-2008 by CCRL team
Last games added on February 25, 2021