Hello man!
after 24h My rig is stable

6 x R9 380x 1040/1625 - 724 H/s per card XMR
SUper Flower 1600w
H81 BTC
Celeron g1840
8GB ram
USB extender with molex

I have another 3 riga same and I will flash them tonight
See your email you have BTC-e CODE
Thank you very much