I have a 1950x (NOT OC all default) and a 2 or 4 moths ago temp were around 25c just start the PC temp show in the bios, HwinFO64, Aida etc all show same temp.
Enermax Liqtech tr4 ii 360 (time with me 1 year and 2 moths).
Case Corsair 900D.
Motherboar Asus Zenith Exteme. Last bios Update...