The FSP CMT520 should not be mistaken for an evolutionary step up from the CMT510. It does not only come with a completely different internal feel, but also a different external look. The changes result in great dual radiator support, better RGB fan compatibility with motherboards, and better storage capabilities.
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