HWInfo is a good one with lots of information. Alternative and also good HWmonitor
The 58003XD’s Max. Operating Temperature (Tjmax) = 90°C (Core)(https://www.amd.com/en/products/cpu/amd-ryzen-7-5800x3d#product-specs)
the processor will throttle aggressively after 90°C (Don’t mistake core temp for hotspot/junction temp)
Indeed, so that would not be a reason to tune PBO
