Games: PGN
Test setup: details
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CCRL 40/40 Rating List - Custom engine selection
857095 games played by 2205 programs, run by 21 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz),
about 15 minutes on a modern Intel CPU.
Computed on June 30, 2018 with Bayeselo based on 857'095 games
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/
Engine Elo + - Score AvOp Games
Ethereal 10.00 64-bit 4CPU 3201 +20 -20 54.5% -29.2 776
Ethereal 10.00 64-bit 3089 +16 -16 52.9% -16.4 1086
Ethereal 9.00 64-bit 4CPU 3056 +23 -23 46.8% +18.8 570