OpenChess

OBSIDIAN 12.0 WINS NEW AMATEUR ENGINES TEST, BY CHESS ENGINES DIARY 18-21.04.2024
https://chessengines.blogspot.com/2024/ ... es_22.html

OBSIDIAN 12.0 WINS NEW AMATEUR ENGINES TEST, BY CHESS ENGINES DIARY 18-21.04.2024
Obsidian 12.0 won the amateur chess engine tournament. The Rebel 16.3 and Alexandria 6.1.0 engines had only half a point less.
Clover 6.1.19 also achieved a good result. These four engines did not lose a single game

306 games from the tournament download @chessenginesdiary
Time 3'+3" Lenovo Z710 i7-4710MG 8GB RAM 🖬 GUI-Arena
All CEDR 317.321 games download (01.04.2024 - 3'+3")

STOCKFISH 20240330 IVEC WINS NEW ENGINES TEST BY CHESS ENGINES DIARY, 18.04.2024
https://chessengines.blogspot.com/2024/ ... s-new.html

The tournament was won by the Stockfish 20240330 Ivec chess engine. This is yet another victory for this engine, which shows how good this compilation is.
Lc0 0.31.0-rc2 was in a distant position, the engine was clearly losing to Stockfish and its derivatives. There seems to be some problem.

480 games from the tournament download @chessenginesdiary
Time 3'+3" Dell G15 SE, i7-11800H RAM 16,0 GB 🖬 GUI-Banksia
All CEDR 317.321 games download (01.04.2024 - 3'+3")

BERSERK 13 WINS MIDDLE CLASS ENGINES TOURNAMENT (TESTS BY JÖRN GRONEMANN, HEIDE, 2024.04.20 TIME: 3'+3")
https://chessengines.blogspot.com/2024/ ... gines.html

The large middle class chess engine tournament was won by Berserk 13.
In second place is Obsidian 12.0, another engine that may beat Stockfish in some time.
780 games - this gives a good overview of the playing power of individual chess engines.

GPU NVIDIA RTX 3060 ti. GUI-Banksia, For Every Engine only 1 CPU and 512 Hashtables, Book - Open-ICCF_4moves, 6TBs.
Time 3'+3" 780 tournaments games download
All games CEDR 317.321 games download 01.04.2024 (3'+3")
@chessenginesdiary

STOCKFISH 20240411 WINS NEW ENGINES TOURNAMENT, BY CHESS ENGINES DIARY18-29.04.2024
https://chessengines.blogspot.com/2024/ ... gines.html

The April compilation Stockfish 20240411 won the tournament. Two Stockfish varieties, Yuliirma 4.0 and HypnoS 030424, were half a point behind.
Among the new versions of other engines, it is worth paying attention to the good result of the Saturn 1.3.

RAID 3.6 TR WINS NEW ENGINES TEST, BY CHESS ENGINES DIARY 21-22.04.2024
https://chessengines.blogspot.com/2024/ ... st-by.html

RAID 3.6 TR WINS NEW ENGINES TEST, BY CHESS ENGINES DIARY 21-22.04.2024
This small tournament of new chess engines was won by Raid 3.6 TR. Right behind him, ShashChess 35.2 and Stockfish 20240330 Ivec, half a point less.
The new engine achieved quite good results in our tests - Motor 0.4.0

Dragon 3.3 wins Middle Class Engines Tournament (Tests by Jörn Gronemann, Heide, 2024.04.21 Time: 3'+3")
https://chessengines.blogspot.com/2024/ ... gines.html

The Dragon 3.3 engine is still the best among middle-class engines.
There is no change in the top positions. Berserk 13 was in second place and Obsidian 12.0 was in third place.The PlentyChess 1.0.0 engine had a very good debut.

Hi
What’s the CEDR rating and ranking of Plenty chess 1.0.0 ?
Thanks in advance

SugaR AI SE wins 1 League Chess Engines Diary - edition 03/2024
https://chessengines.blogspot.com/2024/ ... gines.html

The third edition of the 1st League of the Strongest Chess Engines was won again by SugaR AI SE.
In second place was CorChess 20240422 and in third place ShashChess Engine. Lc0 BT4 lost the place on the podium with worse auxiliary points.
The last three engines in the table are relegated to the 2nd league. The Caissa 1.18 engine barely survived.

Stockfish 16.1 wins Strong Engines Tournament 20-23.04.2024
https://chessengines.blogspot.com/2024/ ... gines.html

The tournament of strong chess engines is won by the official version of Stockfish 16.1. In places 2 and 3, Crystal 8 and Yuli GM Pro 16, who scored only half a point less. We would like to draw your attention to the black victory of the Berserk 13 engine in the game against Yuli GM Pro 16.

Strong Engines Tournament 23-25.04.2023
https://chessengines.blogspot.com/2024/ ... 42023.html

Two engines: AbbyStein 2.8 and Marauders 3.3 achieved the same result. In third place, but one point less, is the SF-PRO 13/04/2024 engine, which is available only to our testers.