Settings for R9 270 cards? "Only" getting about exactly 1.25 mh/s per card with following settings:
"xintensity" : "4",
"lookup-gap" : "0",
"thread-concurrency" : "8128",
"expiry" : "1",
"worksize" : "128",
"log" : "5",
"queue" : "0",
"scan-time" : "1",
"device" : "0,1,2",
"gpu-threads" : "2",
"temp-cutoff" : "95",
"temp-hysteresis" : "3",
"gpu-engine" : "1050",
"gpu-memclock" : "1250",
"gpu-powertune" : "20",
"gpu-dyninterval" : "7",
"kernel" : "darkcoin"
I have undervolted cards (1.075) so i can't do any "wild" settings.