Putting 5.75k into 10 Antminer 7's. Is the antminer currently my best option

I just want to know if I should still pick S7's for my farm. I would be buying them at $575 each and already have power supplies

Electricity is of no cost.

Thank you

Submitted May 02, 2016 at 05:25AM by Xvetter http://bit.ly/1Z0U4U9