I am already on a modded 0905 bios on a z390-f with the oldest microcode for my 9700k. Although it’s the oldest, it’s still patched. Any way to remove the spectre and meltdown patches? Thanks!
@riotatetacos 
Per spoiler at post #2 - [OFFER] Intel CPU Microcode Archives
There are no pre-spectre microcodes for the following CPUIDs;
906EC Coffee Lake Refresh-S, Coffee Lake Refresh-S Xeon E (P0)
906ED Coffee Lake Refresh-S, Coffee Lake Refresh-S Xeon E (R0)