AMD. AMD. I think that the best am3 processor among peers is AMD FX 8-Core Black Edition FX-8350. It will operate at a frequency of 4.2 GHz on all cores, when necessary, without throttling, and this is with automatic settings in the aforementioned BIOS. Thus, although it operates at a frequency of 4 GHz for 8 cores, in fact, it manages to operate at a.