"While the AMD Phenom II X4 980 wasn't the fastest processor that we had on our bench today, it did everything we asked to without hesitation and did it well. AMD has taken the 'Deneb' core architecture and stretched it out as far as they could. We wouldn't be shocked if the AMD Phenom II X4 980 Black Edition isn't the very last speed bump for this generation of processors. This core was well designed as we showed you that the 980 BE was able to hit 4.5GHz in our overclocking section, which was a clock frequency that we could reach on the very first Deneb revisions back in 2009."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips