try intel xtu
https://downloadcenter.intel.com/download/24075/Intel-Extreme-Tuning-Utility-Intel-XTU-u can access some undervolts and clocks
just beware the scroll middle button on your mouse. dont overclock by accident >_<
but did u manage to access those functions on MSI afterburner before?
u know in program option there is a few options (that i ve no idea of what they do)
example: kernel mode, user mode, unlock yadayada