CCRL 40/2 FRC
Downloads and Statistics
September 15, 2020
Testing summary:
Total: 294'230 games
played by 227 programs

White wins: 119'042 (40.5%)
Black wins: 101'521 (34.5%)
Draws: 73'667 (25.0%)
White score: 53.0%

Engine Details

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Stockfish 170720 (3759+12
−12
)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 29 Stockfish versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Stockfish 123767+12
−12
(+8)219 − 281
(+89−151=260)
43.8%
219.0 / 500
14.6%
−28
–   Lc0 0.26.1 w714700 GTX10503741+13
−13
(−18)148 − 152
(+63−67=170)
49.3%
148.0 / 300
98.6%
−22
–   Houdini 63646+7
−7
(−113)210.5 − 97.5
(+133−20=155)
68.3%
210.5 / 308
100.0%
−2
–   Komodo 13.33616+9
−9
(−143)237 − 73
(+179−15=116)
76.5%
237.0 / 310
100.0%
+32
–   Ethereal 12.503573+11
−11
(−186)246 − 64
(+192−10=108)
79.4%
246.0 / 310
100.0%
+14
–   Komodo 14 MCTS3534+11
−12
(−225)249 − 51
(+201−3=96)
83.0%
249.0 / 300
100.0%
+7
–   Ethereal 12.003521+10
−10
(−238)262 − 40
(+225−3=74)
86.8%
262.0 / 302
100.0%
+44
–   SlowChess Blitz 2.23499+11
−11
(−260)272 − 48
(+228−4=88)
85.0%
272.0 / 320
100.0%
0

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Stockfish 170720
played with current
participants of this list
Represented by
1-2-CPU    2048Stockfish 12
All    2048Stockfish 12
Free    1430Stockfish 12
Free 1-2-CPU    1430Stockfish 12
Free single-CPU    1430Stockfish 12
Open source    1110Stockfish 12
Open source 1-2-CPU    1110Stockfish 12
Open source single-CPU    1110Stockfish 12
Single-CPU    2048Stockfish 12

Created in 2005-2008 by CCRL team
Last games added on September 15, 2020