Stockfish dev-20250629 wins TOP 10 CEDR Chess Engines 2025.07.07

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Here are the results of a tournament featuring 10 chess engines that held the top 10 spots on the CEDR ranking list as of July 1, 2025. Stockfish dev-20250629 won the tournament, with Obsidian dev-16.14 placing second and Dragon 3.3 coming in third. The tests were conducted using Lucas Chess.

CEDR 680.485 games download (01.07.2025)

💾 Tournament download with 360 games
💻Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB 🖬 GUI-Lucas Chess
👍 @chessenginesdiary Country - Poland, City - Malbork  🕓 Time 3'+3" 

P Engine CEDR Score (Tie) Chg +/-/=
1: Stockfish dev-20250629 3763 41.0 / 72 1450.00 +0 (+10 -0 =62)
2: Obsidian dev-16.14 3740 37.5 / 72 1342.00 -7 (+3 -0 =69)
3: Dragon 3.3 3719 37.5 / 72 1341.50 +22 (+5 -2 =65)
4: Alexandria 8.0.0 3722 37.0 / 72 1321.75 +7 (+4 -2 =66)
5: Lc0 0.32.0-dev+git.3ca8bc2 3704 36.5 / 72 1305.25 +29 (+4 -3 =65)
6: PlentyChess 6.0.5 JA 3721 36.0 / 72 1285.75 +7 (+3 -3 =66)
7: Berserk 20250622 3721 34.5 / 72 1239.50 -7 (+2 -5 =65)
8: Caissa 1.22.1 3715 34.0 / 72 1229.50 -7 (+0 -4 =68)
9: RubiChess 20250606 JA 3704 33.5 / 72 1207.00 +0 (+2 -7 =63)
10: Integral 7.0.0 3714 32.5 / 72 1182.25 -22 (+0 -7 =65)





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