Did you checked if OC is activated on AMD's software, because It looks like more than battery issue than a software related problem, and could you tell us the exact model of your laptop ?....and your language writing skills is good is just matter of keep practicing and use google translate as I do for text correction.
Sony vaio svf14415clw.
u need "catalyst 15.10" with that APU - better use driver from sony support-webpage
its NOT THE NEW CRIMSON
when u run autodetect utility it will say the same
ps write this from an A10-5757M + HD8750M -> i use Acers version of AMD Catalyst 15.10