Thanks Kbird and fdegrove. Seems I still have the "bad" MCU. :(

This is the Kaby Lake CPU in one of my PCs:

174576

Anybody know exactly which lines(s) refer to MCU? Intel Microcode Revision Guidance says 80 shouldn't be used, but 0x70 should. This PC...

I'm not convinced it's a good idea to announce existence of a major widespread PC problem before there's a workable fix for it. Hand wringing while we wait is of no benefit to anybody. Of course, I...