Bug - 5120x1440 resolution turns off Samsung monitor as if wrong resolution is selected

Desktop KDE/Plasma
Monitor: Samsung ls49a950uipxen
Card: GeForce RTX 4070 Max-Q (Acer Helios Neo 18)
All previous kernels up to 6.13.1 have been tested
All drivers are affected up to 570.86.16 except 550.144.03 (this is Jan of 2025 driver working fine! on 5120x1440)