Whats the stepping and date...
Many 06xx dates have been OCing with very small vcore bumps... there is a sweet spot for the voltage, more is not always best.
ccbwe 0604 mpm
44757 88b 60449
it doesent seem the o/c very good
But smartguardan says its running 11c at idle..
Why I wonder the reluctance to perform at lower v.