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 1.5.1 (2939+19
−19
)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
(+148)26 − 74
(+13−61=26)
26.0%
26.0 / 100
0.0%
−23
= = 1 0 = = 1 0 0 0 = 0 1 = 0 0 0 0 0 0 0 0 0 0 = = 0 = 0 0 0 = 0 0 1 0 0 0 = 0 0 = = 0 = 0 0 0 0 0 0 = 0 0 0 0 0 0 0 = = 0 1 0 1 1 0 = 0 0 1 0 0 = 1 0 0 = = 0 1 = = 0 0 1 = 0 0 = 1 = 0 1 0 0 0 0 0 0
–   Naum 4.23033+9
−9
(+94)28.5 − 71.5
(+18−61=21)
28.5%
28.5 / 100
0.0%
−66
0 = 0 1 0 = 0 = 0 = 0 0 0 = 0 0 = 1 0 0 0 = 0 0 0 1 0 0 0 0 0 1 0 1 = 0 0 0 0 = 1 1 0 0 0 0 0 = 1 1 0 0 0 0 = 0 0 1 1 0 0 0 = 0 0 1 0 = 0 = 0 1 = 0 1 0 0 1 = = 0 0 0 = 0 0 = 1 1 1 0 0 0 0 0 = 0 0 = 0
–   Shredder 123013+8
−8
(+74)40 − 60
(+29−49=22)
40.0%
40.0 / 100
0.0%
+2
0 1 1 0 0 = 0 0 1 = = = = 0 = 0 0 1 0 0 0 0 = 1 1 1 0 1 0 0 0 = 1 0 0 = 1 1 1 0 = 0 0 1 0 0 0 0 = 1 0 1 0 0 0 1 1 0 = = 0 1 = 1 0 = 0 0 = 1 = 1 0 0 = 0 = 0 0 = 0 = 0 1 1 0 0 1 0 = 0 0 0 1 1 1 0 1 0 1
–   Naum 42986+16
−15
(+47)45 − 55
(+30−40=30)
45.0%
45.0 / 100
0.0%
+11
1 = 0 = = 0 1 0 0 = = 1 0 1 = 0 0 1 0 1 1 0 0 0 0 1 1 = = 0 = 0 0 0 1 1 = 0 = 0 1 1 = = = = 1 = 0 0 0 = 0 1 0 1 0 = = 0 0 = 1 1 1 0 0 0 = = 1 = = 0 0 0 = 1 0 0 1 1 0 1 = 0 0 0 1 1 = 1 = 1 0 1 = = 0 1
–   Deep Sjeng WC20082878+8
−8
(−61)59 − 41
(+48−30=22)
59.0%
59.0 / 100
100.0%
+3
0 0 1 0 1 1 1 1 = 0 = 0 1 1 0 = 1 1 0 1 0 0 = 0 1 = = 1 1 1 1 = 1 = 1 1 0 = 1 1 1 0 = 1 = 0 0 1 1 1 1 0 0 1 = = 1 = 1 1 1 0 = 1 1 0 1 1 0 0 = 0 = 0 = = = 1 1 1 1 1 0 0 1 0 1 0 0 1 0 1 = 1 0 1 1 0 1 =
–   Shredder 112877+12
−12
(−62)57 − 43
(+44−30=26)
57.0%
57.0 / 100
100.0%
−13
1 = 1 1 1 1 = 1 = 1 = 0 1 1 0 0 1 1 0 0 = 1 0 = 0 0 1 = = 0 1 0 1 0 0 = = = 1 0 1 1 = 1 1 0 = 1 0 = 1 1 1 0 0 1 1 = = 0 1 = = 0 0 0 1 0 1 = = 1 0 1 = 1 0 1 = 1 0 1 1 1 1 1 1 = 1 0 0 1 = 0 1 = 1 0 0 =
–   Hiarcs 12.12826+12
−12
(−113)67.5 − 32.5
(+54−19=27)
67.5%
67.5 / 100
100.0%
+11
0 1 0 1 1 = 1 0 = = 1 = = 1 1 1 1 0 0 = 0 1 1 1 1 = 1 = 1 1 0 0 = 1 1 = 1 1 0 1 1 1 1 0 1 1 = 1 0 1 = = 1 = 1 1 0 = 1 0 = 1 1 1 1 0 0 1 1 1 = 1 1 0 = 1 = = = = 1 1 1 = 1 1 = 0 = = 1 1 1 0 0 = 1 1 1 1
–   Cyclone xTreme Fear2824+9
−9
(−115)68 − 32
(+53−17=30)
68.0%
68.0 / 100
100.0%
+9
0 = = 1 1 1 = = 1 1 0 0 1 = 1 = 1 1 0 = 1 1 = = 1 = = 0 1 1 1 0 = = 1 1 = 1 = 1 0 1 1 0 1 1 1 0 1 1 1 1 = = 1 1 1 1 = 1 1 1 0 1 1 = = = 0 1 0 = 1 0 0 1 1 1 = = 1 = 1 1 1 = 0 1 0 1 1 = = 0 = 1 = 1 1 1
–   Loop for Chess9602756+8
−7
(−183)76 − 24
(+67−15=18)
76.0%
76.0 / 100
100.0%
+19
0 0 1 1 1 = = 1 1 1 1 1 0 = 1 0 1 0 = 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 = 1 0 = 1 1 1 1 1 1 = 1 1 1 = 1 1 = 0 = 1 1 1 1 1 1 = = 1 0 0 1 0 1 1 = 1 1 1 = 1 0 0 1 1 1 1 1
–   Spike 1.2 Turin2711+9
−9
(−228)85 − 15
(+77−7=16)
85.0%
85.0 / 100
100.0%
+61
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 = 0 = 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 0 1 0 1 = 1 1 1 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 1.5.1
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