*** Notice *** Opteron users be sure to use TurionPowerControl for maximum Hash Rates

Instructions for installing, Configuring and running TurionPowerControl

See my post # 984
https://bitcointalk.org/index.php?topic=1955358.msg52644475#msg52644475

If you do not have TurionPowerControl and configured with the "-psmax 1" command your hash rate will be lowered by about 14% from what it would be.