Hi, I've heard that even after update there are still some problems with vSoC spikes. Try to see if you can do this inside BIOS, or revert back to a version that can.
Also, read the other value for cpu soc inside HWiNFO to see if it has the same jump. Because 1.8 that is dangerously high.
https://youtu.be/EF76fdyx6fs
The Englishman