I've just upgraded to an ASRock Z97 Pro3 Mobo and an intel i5-4670k CPU. My system runs fine on default UEFI settings. The UEFI contains various easy auto OC options. In the main OC section, the top option bar features;
Disabled, 4.0GHz, 4.2GHz, and 4.4GHz all in white, then 4.6GHz, 4.8GHz...