CCRL 404FRC
Downloads and Statistics
October 21, 2017
Testing summary:
Total: 210'800 games
played by 168 programs
1971 CPU days (X2 4600+)

White wins: 87'325 (41.4%)
Black wins: 76'079 (36.1%)
Draws: 47'396 (22.5%)
White score: 52.7%

Engine Details

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Show each game results
Stockfish 2.2.1 64-bit (3194+18
−18
)Quote
Authors: Tord Romstad (Norway), Marco Costalba, Joona Kiiski Links: Glaurung homepage, Homepage, Development Versions, Testing Framework
Stockfish is based on Glaurung by Tord Romstad.
This is one of the 25 Stockfish versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Critter 1.6a 64-bit3294+6
−7
(+100)35.5 − 64.5
(+21−50=29)
35.5%
35.5 / 100
0.0%
0
= 0 0 0 0 1 0 1 0 0 = 0 0 0 0 1 0 = = = = = 1 = 0 0 = 1 0 1 0 0 0 1 0 = 1 1 0 = 0 1 0 0 = 1 0 0 0 1 0 0 0 = = = 0 = 0 1 0 1 1 1 0 0 = 1 0 = 0 1 = 0 0 1 1 0 = 0 = 0 0 = 0 = 0 0 = 0 0 0 = 0 0 = = = 1 =
–   Houdini 2.0 64-bit3273+18
−17
(+79)38 − 62
(+21−45=34)
38.0%
38.0 / 100
0.0%
−1
0 = 0 0 = = = = = 0 = = 0 0 1 = = 0 0 = 0 1 0 0 1 0 0 1 = 1 0 1 0 0 = 0 1 = 1 0 = 1 0 0 1 0 0 = 1 0 1 1 = 1 0 = 0 0 0 = = 0 1 0 = 1 0 1 1 0 0 0 = = = 0 0 0 0 = = 0 1 0 0 1 = = = 0 0 1 = = 0 0 = = = 0
–   Critter 1.2 64-bit3237+21
−20
(+43)43.5 − 56.5
(+26−39=35)
43.5%
43.5 / 100
0.1%
−2
= 0 1 0 = 0 0 0 0 1 1 0 = 0 = = = 1 = 1 = = = = 1 0 = 0 = 0 0 = 1 0 0 1 = 0 = 0 0 = = 0 1 0 1 1 1 0 = = 1 = 0 1 = 0 = 1 = 1 0 0 1 1 1 0 0 = 0 0 0 0 1 = = 0 = = = 1 1 = = 1 = 1 = 0 1 = 0 0 0 0 0 1 0 0
–   Rybka 4.1 64-bit3166+7
−7
(−28)56 − 44
(+40−28=32)
56.0%
56.0 / 100
99.8%
+11
1 0 = 0 = 1 0 1 0 = 0 = = 0 1 1 = 0 1 = 0 1 1 = 1 1 0 0 0 0 1 1 = 0 = 0 1 = = = 0 1 1 1 = 1 0 1 = = = 1 = 1 1 = 1 1 0 = = 1 0 1 = 1 1 0 = = 1 0 1 1 0 1 1 0 0 0 0 0 = = 1 1 1 1 = = = 1 0 = 1 1 0 1 = =
–   Critter 1.01 64-bit3163+20
−20
(−31)55 − 45
(+34−24=42)
55.0%
55.0 / 100
99.1%
0
1 = = 0 1 1 1 1 0 = = 0 = 0 0 = 1 = = = = 1 = 1 = 0 1 1 1 0 1 1 = 1 1 1 0 = = = 1 = 0 = = 0 = 0 1 1 1 = 1 = = 0 1 1 1 0 1 = 1 = = 1 0 0 = = 1 = = = 0 1 = 0 = = 0 1 = = = 0 0 = 1 0 = 1 1 0 = = 0 0 1 =
–   Rybka 3 64-bit3088+13
−13
(−106)68.5 − 31.5
(+55−18=27)
68.5%
68.5 / 100
100.0%
+24
= 0 1 1 1 1 1 = 1 0 1 1 0 1 1 1 1 0 1 0 0 1 1 0 0 = 1 = 1 = = 1 1 0 1 1 0 1 = 1 1 = 1 = 1 1 = 1 1 = = 0 1 1 = 0 = = = = 0 1 = 1 1 1 1 1 = = 1 = 1 1 1 1 1 1 1 1 1 0 = 1 = 1 1 0 1 1 1 = 0 0 0 = = = 1 1
–   Naum 4.2 64-bit3035+9
−9
(−159)77.5 − 22.5
(+67−12=21)
77.5%
77.5 / 100
100.0%
+48
1 = 1 = 1 1 1 1 0 1 = 0 1 1 = 1 = 1 1 0 1 1 1 1 1 1 1 0 = 0 = 1 1 1 1 1 1 1 1 1 = 1 1 0 1 0 1 1 = 1 1 0 = 1 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 1 1 0 = 0 1 =
–   Shredder 123016+8
−8
(−178)71.5 − 28.5
(+58−15=27)
71.5%
71.5 / 100
100.0%
−25
= 1 1 = = = = 0 1 = 1 1 0 0 = 0 1 1 1 1 = 1 0 1 1 1 = 1 = = 1 = 1 1 = 1 1 = 1 0 1 1 = 1 = 1 0 0 1 1 0 = = 1 1 1 1 = 1 1 0 1 1 1 1 0 1 1 1 = = 1 1 1 1 1 0 1 0 = 1 1 1 = 1 0 1 1 1 = 1 1 1 1 = = = 1 1 0
–   Chiron 1.1a 64-bit2986+14
−14
(−208)82 − 18
(+74−10=16)
82.0%
82.0 / 100
100.0%
+50
1 0 = 1 0 = 0 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 0 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
–   Spike 1.4 Leiden2945+9
−9
(−249)78.5 − 21.5
(+66−9=25)
78.5%
78.5 / 100
100.0%
−38
1 = 1 = 1 1 = 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 0 1 1 0 1 = = = 1 1 1 1 1 = 1 = 1 1 1 = 1 = 1 = = 0 1 1 1 0 1 1 1 1 0 1 1 = 1 = = 1 1 0 1 1 1 1 = 1 0 1 1 1 1 1
–   Hiarcs 13.22928+9
−9
(−266)79 − 21
(+71−13=16)
79.0%
79.0 / 100
100.0%
−34
1 0 = 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 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 0 = 1 = 1 0 1 = 1 1 = 1 1 = 1 1 1 1 0 = 0 1 = 1 1 1 = 0 1 = 1 1 1 0 1 1
–   Deep Sjeng WC2008 64-bit2878+8
−8
(−316)84 − 16
(+74−6=20)
84.0%
84.0 / 100
100.0%
−47
1 1 1 1 1 = = 1 1 1 1 1 1 1 0 1 1 = = 0 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 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

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 2.2.1 64-bit
played with current
participants of this list
Represented by
1-2-CPU    500Stockfish 180917 64-bit
All    500Stockfish 180917 64-bit
Free    200Stockfish 180917 64-bit
Free 1-2-CPU    200Stockfish 180917 64-bit
Free single-CPU    200Stockfish 180917 64-bit
Single-CPU    500Stockfish 180917 64-bit

Created in 2005-2008 by CCRL team
Last games added on October 21, 2017