1000w is more than enough, hardware wise my rig basically uses around the same amount of power that yours does and I'm fine with a 700w. And yes, you setup RAID 0 in the BIOS and from there install windows onto it.
And about the TRUE copper, I haven't seen any reviews of it comparing it to a normal TRUE, but I doubt having massive amounts of copper will make it perform any better. But it's still good like the normal TRUE.
And about the TRUE copper, I haven't seen any reviews of it comparing it to a normal TRUE, but I doubt having massive amounts of copper will make it perform any better. But it's still good like the normal TRUE.