CCRL 40/2 FRC
Downloads and Statistics
April 3, 2021
Testing summary:
Total: 323'540 games
played by 249 programs

White wins: 130'279 (40.3%)
Black wins: 110'397 (34.1%)
Draws: 82'864 (25.6%)
White score: 53.1%

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 32 Stockfish versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Rybka 33087+13
−13
(+51)47 − 53
(+31−37=32)
47.0%
47.0 / 100
0.0%
+28
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
59.6%
+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
97.1%
−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 42986+16
−15
(−50)55 − 45
(+38−28=34)
55.0%
55.0 / 100
100.0%
−17
= 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 WC20082878+8
−8
(−158)72 − 28
(+59−15=26)
72.0%
72.0 / 100
100.0%
0
= = 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 Fear2824+9
−9
(−212)81 − 19
(+70−8=22)
81.0%
81.0 / 100
100.0%
+24
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 Chess9602756+8
−7
(−280)83 − 17
(+74−8=18)
83.0%
83.0 / 100
100.0%
−17
= 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 190321
All    300Stockfish 190321
Free    100Stockfish 190321
Free 1-2-CPU    100Stockfish 190321
Free single-CPU    100Stockfish 190321
Open source    100Stockfish 190321
Open source 1-2-CPU    100Stockfish 190321
Open source single-CPU    100Stockfish 190321
Single-CPU    300Stockfish 190321

Created in 2005-2008 by CCRL team
Last games added on April 3, 2021