I think BIOS usually conrols that without extra software. That being said, there may be ties to the functionality that the OS can use for greater efficiency.
Just make sure your chipset drivers are up to date at all times, and that should take care of you. You should be able to find them at your computer or motherboard manufacturer's support site. if all else fails, you can try the correct package from AMD.
From a Tandy w/AMD 286/12mhz and 1MB ram to FX-8350 w/32GB ram. I don't know everything by far, but I have probably forgot things you never knew. Always happy to help, happy to be wrong, and happy to learn.