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Cool Iris 15 wins Strong Engines Tournament, (Tests by Jörn Gronemann, 2026.04.28)

 


Cool Iris 15 has secured another victory in a high-level chess engine tournament. This represents a significant milestone, proving its strength against elite competition. SF-POLY 260426 claimed second place, while Stockfish dev-20260426 finished in third.

CEDR 855.782 games download (01.04.2026)

🕒🕒Time 3'+3"   Tournament download with 630 games 
#chessenginesdiary
GPU NVIDIA  RTX 3060 ti. GUI-Banksia, For Every Engine only 1 CPU and 512 Hashtables, Book - 4 GM mvs, book,  6TBs. 


P Engine Score (Tie) +/-/=
1: Cool Iris 15 45.5 / 84 1897.00 (+8 -1 =75)
2: SF-POLY 260426 43.5 / 84 1818.75 (+5 -2 =77)
3: Stockfish dev-20260426 42.5 / 84 1784.25 (+4 -3 =77)
4: Revolution 5.30-090426 42.5 / 84 1783.50 (+1 -0 =83)
5: SpecTral 15 42.5 / 84 1782.00 (+1 -0 =83)
6: YuliGM Pro 20 42.5 / 84 1779.00 (+4 -3 =77)
7: Sky II 42.0 / 84 1765.00 (+4 -4 =76)
8: SF-PRO2 30.03.2026 42.0 / 84 1763.75 (+2 -2 =80)
9: DarkSeid 10.9 SE 42.0 / 84 1763.50 (+2 -2 =80)
10: ShashChess 41 42.0 / 84 1762.50 (+4 -4 =76)
11: YuliGM 2026 41.5 / 84 1742.50 (+3 -4 =77)
12: Stockfish 18 JA 41.5 / 84 1738.50 (+3 -4 =77)
13: Artemis 30TR PrO 41.0 / 84 1723.25 (+0 -2 =82)
14: CorChess 20260419 40.0 / 84 1681.25 (+2 -6 =76)
15: Hlamnick 160426 39.0 / 84 1645.25 (+1 -7 =76)


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