I am not saying that they are right or Wrong but as you stated about specs, for $3000 and 6-7 months ROI that is way better than homemade or another custom mining rig
after 3-4 days of enquiry
and they told me that these cards are new and custom made for mining
I ordered Two G12
Did you got any discount coupons?
Nope, Right now i didn't got any
But they did an Email about getting coupons on listing of next batch