Here are the important bits...
"intensity" : "17",
"lookup-gap" : "2,2",
“gpu-engine” : “1130,1130″,
“gpu-memclock” : “1500,1500″,
“gpu-powertune” : “10″,
“thread-concurrency” : “22400″,
“gpu-threads” : “2″,
“worksize" : "256",
Etc.....
They are Sapphire 3L units, stock bios and stock voltage...