CryptoDredge 0.8.3 destroys T-Rex in both lyra2z and phi2
Not always. I got 0H/s when 50PL on 1070 (at least)
electricity is very cheap in my area so I don't care and run the cards with 100 PL @ 900 mV locked. my P104-100s do 3800 kH/s with CryptoDredge, t-rex is far behind.