My hashspeed totals 1285Kh/s(3 workers 280x,7870,7770)
You say that you have three wrokers, these graphics cards are in one computer?
They are connected with crossfire bridge?
All 3 are in my gaming rig which is currently just mining, i have 2 PSU's running them and the rig and they are not crossfired no. Cannot crossfire different platform cards.