The Seasonic Platinum SS-660XP2 PSU arrived Technic3D. See you in the following Review from Technic3D the next PSU with one +12V rail (55A), a 120mm Fan, 10x SATA hard disk connectors and 4x PCI-e 6+2-Pin."
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