A 80 Plus platinum PSU is a must-have upgrade for Avalon.
You think? Hmm, I dunno. I think that it won't make that much of a difference yet. It might way way into the future when this thing is pushing the borders of profitability, but by then we would either have upgraded to something more power efficient or stopped mining altogether (heaven forbid).
What would be a better "upgrade" is powering them with 220v