We have another big test tournament with over 1400 games played and 38 new versions of chess engines tested. To compare their playing strength we added the "benchmark" Critter engine to the tournament.
The first two places were taken by the JigSaw 5.9 and Beast 15 MPV engines and the third place by the Rems 150824 engine.
The Euwe 1.0.1 engine had problems with starting in the Banksia GUI.
Test tournament of mid-range chess engines - not based on Stockfish code. Berserk 13 won. Obsidian 13.0 in 2nd place and Ethereal 14.25 in 3rd place. Plenty Chess 3.0.0-dev is getting closer to the top, we are eagerly awaiting the next version.
The latest test tournament of the most powerful chess engines was won by HypnoS 120824. In 2nd place was the EMAN 9.90 engine. Place 3-4 for the Rems 150824 and Rems EXP 160824 engines.
In the second match CEDR Cup. The fifth-ranked Chess Engines Diary chess engine Lc0 won against the Berserk engine. The match was close, but in the end Lc0 had a better finish. The next match is starting in a moment.
Third match - CEDR Cup 08.2024. After 24 games, a clear victory for the Dragon chess engine - 3 wins without a loss. But the Alexandria engine didn't do too badly, after all, it's a free chess engine.
As many as seven chess engines scored the same number of points: SF-PRO 14.08.2024, Stockfish 20240820, Marauders 3.8, Stockfish 20240803, Artemis TR, Stockfish 16.1 and Steel Fighter III. The best additional score had the SF-PRO engine on 14.08.2024.
The match concluded the 1/8 CEDR Cup featuring top-rated chess engines as per the Chess Engines Diary Rating. Following a tightly contested battle, the Obsidian engine emerged victorious by a slim margin, securing its place in the quarterfinals.
In the second semi-final match, the Dragon engine defeated Lc0 with a score of 13-11. Lc0 is playing better and better, but it still requires a computer worth a lot of money.
Stockfish 20240803 Ivec, the chess engine that is the leader of the CEDR rating list also won the CEDR Cup 08.2024.
The victory in the final match with the Dragon engine was minimal +1 =23, but deserved. If you like this formula - a cup tournament, we will continue it.