CCRL 40/2 FRC
Downloads and Statistics
February 26, 2021
Testing summary:
Total: 317'916 games
played by 246 programs

White wins: 128'168 (40.3%)
Black wins: 108'801 (34.2%)
Draws: 80'947 (25.5%)
White score: 53.0%

Engine Details

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Show each game results
Stockfish 1.6 (3036+22
−22
)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
–   Rybka 33086+13
−13
(+50)47 − 53
(+31−37=32)
47.0%
47.0 / 100
0.0%
+27
1 0 = = 0 0 0 1 0 1 0 0 = 1 1 1 = 0 0 1 = 0 1 1 0 0 0 1 0 = = 1 1 0 = 1 1 1 1 = = 1 1 0 = = = = 0 0 = = 0 0 0 0 = 0 = 0 1 0 = = 1 0 = = = = = 1 1 0 1 = = 0 1 0 = 1 = 1 1 1 1 0 0 1 0 0 0 = = 1 0 0 = 0
–   Naum 4.23033+9
−9
(−3)53 − 47
(+39−33=28)
53.0%
53.0 / 100
59.7%
+17
1 0 1 1 0 1 0 0 1 1 = = 0 1 = = 0 1 0 1 = = = = 0 1 0 0 1 = 0 1 0 1 1 = 1 0 1 = = 1 1 1 1 0 1 0 0 = 0 1 1 0 0 1 1 1 1 = = 1 0 0 0 0 1 = 0 0 = 1 0 1 = = = 1 1 1 = 0 = = 0 0 0 0 1 1 = 0 = = 1 = 1 0 = 1
–   Shredder 123013+8
−8
(−23)50.5 − 49.5
(+36−35=29)
50.5%
50.5 / 100
97.2%
−20
1 1 0 0 1 = 0 = 0 0 0 0 0 1 = = = 1 1 = 1 0 = = = 1 1 1 = 0 0 0 = 1 0 = 0 1 0 1 1 0 0 1 1 = = = 1 0 1 1 1 0 = 0 = = 1 1 = 1 0 = 1 0 1 = 0 0 1 0 = 1 1 = 1 0 = 1 0 0 = 0 = 1 1 0 = 0 = = 1 1 1 1 0 0 0 0
–   Naum 42985+16
−15
(−51)55 − 45
(+38−28=34)
55.0%
55.0 / 100
100.0%
−18
= 0 1 0 1 0 = 1 1 1 0 1 1 0 0 1 0 1 1 0 1 0 0 0 = 1 1 1 0 1 1 = 1 0 0 0 = = 0 1 1 1 = 0 0 0 = 0 1 1 0 = = = 1 = = 1 0 = 1 0 0 = = = 1 = 0 = = 1 = 0 = = = 1 1 1 1 = 1 = = = 1 1 = = = 1 1 1 = 0 1 = = 0
–   Deep Sjeng WC20082877+8
−8
(−159)72 − 28
(+59−15=26)
72.0%
72.0 / 100
100.0%
−1
= = 0 = 1 0 = 1 1 0 1 0 1 1 1 = 1 1 = = 0 0 1 1 = = 1 1 1 = 1 = 1 0 1 = 1 1 1 1 1 1 1 1 0 0 1 1 1 1 0 0 1 1 1 1 = 1 = 1 1 1 1 1 = = = 1 = = 1 1 1 = = 0 1 0 1 1 1 1 = 1 0 1 1 1 1 = 1 = = = 1 1 1 1 1 0
–   Hiarcs 12.12826+12
−12
(−210)75 − 25
(+65−15=20)
75.0%
75.0 / 100
100.0%
−19
1 1 1 1 0 0 1 = 1 = 1 1 1 1 1 1 = = 1 = 0 1 0 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 0 = 1 1 = 1 1 1 1 0 = = = 1 0 = 1 1 1 1 0 = 1 0 1 1 0 1 = 1 0 1 1 0 1 1 1 1 1 0 1 = 1 1 1 1 =
–   Cyclone xTreme Fear2823+9
−9
(−213)81 − 19
(+70−8=22)
81.0%
81.0 / 100
100.0%
+23
1 1 = 1 1 1 0 = 1 1 = 1 0 0 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 0 = 1 1 1 1 1 1 1 1 1 1 = 0 1 0 1 1 = 1 1 1 0 1 1 1 1 1 = 1 1 1 1 = 1 = 1 1
–   Loop for Chess9602755+7
−8
(−281)83 − 17
(+74−8=18)
83.0%
83.0 / 100
100.0%
−18
= 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 0 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 0 1 1 = 1 1 1 = 0 1 = 1 1 1 = 1 1 1 1 1 1 1 1 0

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 1.6
played with current
participants of this list
Represented by
1-2-CPU    300Stockfish 2021-01-11
All    300Stockfish 2021-01-11
Free    100Stockfish 2021-01-11
Free 1-2-CPU    100Stockfish 2021-01-11
Free single-CPU    100Stockfish 2021-01-11
Open source    100Stockfish 2021-01-11
Open source 1-2-CPU    100Stockfish 2021-01-11
Open source single-CPU    100Stockfish 2021-01-11
Single-CPU    300Stockfish 2021-01-11

Created in 2005-2008 by CCRL team
Last games added on February 26, 2021