The reason why this case is weird, is that we really don't know how the "z170 pro gaming" handles hpet when the value is left on default through the bios and this is the main reason why i really want to mess around with it. Simple video on how to disable secure boot on win 8 and win10 with uefi bios (asus motherboard). About hpet: seems that asus has their own way of dealing with hpet already, even if it's enabled in bios your computer will not utilize it and use their own modified timer, but if you disable it the timers do get changed and i'm not exactly sure why..
2. choose your update method – usb bios flashback or in-bios updater a running asus 8 series motherboard-based system, with current 4th generation intel core processor installed. 1. download the uefi bios file bios updater tool download the ‘bios updater for new 4th gen intel core processors. I just disabled hpet in my bios and i was surprised at how noticeable the improvement was, particularly in cpu bound games like bl2 and bf4. the difference in smoothness was definitely palpable, especially since i had hpet enabled for so long.. By default windows 7 uses different timers in the cpu to calculate stuff. hpet is the newest and best of these timers, but because of default combination of timers it takes longer time for cpu to.