L520C033 VID 1.36
4200 needed 1.2V
4600 worked at def volts (1.38 in CpuZ)
4700 1,42V
Sold it, tried my luck with another
L526B243 VID 1,294
4700 at 1.376V
not delidded, air cooled, Ninja 4
Boots Windows at 4800 same volts, but can't get stable tried up to 1,43V (and temps hit 90)