All the CPUs of this list are almost the same, all are only differed by the clock speed which generally affected there performance. AMD FX-9590 seemed to score the highest benchmark score of 10190 followed by FX-9370 with 9447 scores, FX-9370 with 9036 scores and so on. FX-9590 is the only one to reach the turbo boost frequency of 5.0 GHz which is massive but it is also power hungry. AMD FX-9590 is the best CPU of AMD FX series with the highest performance. Although if you are going to consi ...