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 1.9.1 (3109+25
−24		)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
–   Critter 0.803037+19
−19		(−72)60.5 − 39.5
(+41−20=39)
60.5%
60.5 / 100
100.0%
−3
0 = 0 = = = = = 1 = 1 = = = = 1 = = = 1 1 1 0 = 1 1 = 0 1 1 0 = 1 1 1 = 0 0 = 0 1 = = = = 1 1 1 1 = = 0 1 1 0 = 1 1 1 0 1 = = 1 1 1 1 0 0 0 1 0 1 = = 1 1 = 1 = 1 1 1 = 1 0 = = = 1 1 = = 1 0 0 0 0 1 =
–   Naum 4.23033+9
−9		(−76)53 − 47
(+43−37=20)
53.0%
53.0 / 100
100.0%
−53
1 1 1 0 1 1 1 1 1 0 = 0 1 0 = 1 0 = 1 0 = 0 1 1 0 1 1 1 1 1 1 1 0 = 1 1 = = 0 0 1 0 1 = = 1 1 1 0 1 = 0 0 0 1 1 0 0 0 1 1 = 0 0 0 1 0 1 0 0 1 0 = = 1 0 = = 0 0 0 1 0 0 1 1 0 0 0 = = 1 = 0 1 = 0 1 1 =
–   Shredder 123013+8
−8		(−96)64.5 − 35.5
(+53−24=23)
64.5%
64.5 / 100
100.0%
+9
= 1 0 1 = 0 = = 1 = 1 = 1 = = 1 0 = 0 1 = 0 1 1 1 = 1 = 1 0 1 1 1 1 = 0 1 0 = 1 0 0 1 0 = 0 = = 0 1 0 = 1 1 = 1 1 = 1 0 1 1 1 1 1 = 1 0 1 1 1 0 0 0 1 1 1 1 0 1 1 1 1 1 0 1 1 1 0 1 1 1 1 1 0 1 1 = 0 =
–   Hiarcs 13.12898+16
−16		(−211)78 − 22
(+67−11=22)
78.0%
78.0 / 100
100.0%
0
= 1 0 = 1 1 = 0 1 1 0 = 1 = 1 0 = 1 0 0 1 = = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 0 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 = 0 1 1 1 1 = = = 1 1 1 1 1 0 = 1 1
–   Deep Sjeng WC20082878+8
−8		(−231)83.5 − 16.5
(+74−7=19)
83.5%
83.5 / 100
100.0%
+34
= 1 0 1 = = = 1 1 1 1 1 0 = 1 1 1 = 1 1 = 1 1 0 = 1 1 1 = 1 1 1 1 0 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 = 0 0 1 1 1 1 1 1 = 1 1 = 1 1
–   Hiarcs 12.12826+12
−12		(−283)83.5 − 16.5
(+76−9=15)
83.5%
83.5 / 100
100.0%
−5
1 1 1 1 1 1 1 1 1 1 = 0 1 0 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 = 0 = 1 1 1 0 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 = 0 =
–   Cyclone xTreme Fear2824+9
−9		(−285)88 − 12
(+81−5=14)
88.0%
88.0 / 100
100.0%
+43
1 1 1 1 = 1 1 1 1 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 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 0 1 = 1 1 = 1 0
700 games: 435 wins, 113 losses, 152 draws (21.7%), score: 73.0%

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 1.9.1
played with current
participants of this list		Represented by
1-2-CPU    200Stockfish 190321
All    200Stockfish 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    200Stockfish 190321
Created in 2005-2008 by CCRL team
Last games added on April 3, 2021