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NEW See the full ratinglist (without Stockfish dev-versions) from 2020 until today here See the Engines Aggressiveness Score Ratinglist here See the individual statistics of engine-results here (Ordo-calculation fixed to Stockfish 15 = 3802 Elo) Latest update: 2: Berserk 9 (+30 Elo to Berserk 9-dev3) Stockfish's older Elo-results can still be seen in the Elo-diagrams below. To avoid distortions in the Ordo Elo-calculation, from now, only 2x Stockfish (latest official release + the latest 2 dev-versions)(all older engine-versions games will be deleted, every time, when a new version was tested). SF binaries are taken from (except the official SF-release versions, which are taken form the official Stockfish website). The used SF compile is the AVX2-compile, which is the fastest on my AMD Ryzen CPU. One 7000 games-testrun takes about 2 days.The version-numbers of the Stockfish engines are the date of the latest patch, which was included in the Stockfish sourcecode, not the release-date of the engine-file, written backwards (year,month,day))(example: 200807 = August, 7, 2020). Thinking time: 180sec+1000ms ( = 3min+1sec) per game/engine (average game-duration: around 7.5 minutes). Ponder, Large Memory Pages & learning: Off
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Mention, the HERT-set is not an Anti-Draw (UHO or something) opening-set, but a classical, balanced opening-set. Openings: HERT_500 testset (by Thomas Zipproth) (download the file at the "Download & Links"-section or here ). Tablebases: None for engines, 5 Syzygy for cutechess-cli GUI: Cutechess-cli (GUI ends game, when a 5-piece endgame is on the board) Speed: (singlethread, TurboBoost-mode switched off, chess starting position) Stockfish 14.1: 750 kn/s (when 20 games are running simultaneously) Hardware : Since 20/07/21 AMD Ryzen 3900 12-core (24 threads) notebook with 32GB RAM. SPCC Top Engines Ratinglist (+ regular testing of Stockfish Dev-versions)