Running 2 HD7950's with 280khash each.

Anyone got a tip to increase this?

Using Ati drivers 13.1

config:

,
"intensity" : "20, 20",
"vectors" : "1, 1",
"worksize" : "256, 256",
"kernel" : "scrypt",
"lookup-gap" : "2, 2",
"thread-concurrency" : "14000, 14000",
"shaders" : "1792, 1792",
"gpu-engine" : "1020, 1020",
"gpu-fan" : "0-85, 0-85",
"gpu-memclock" : "1250, 1250",
"gpu-memdiff" : "0, 0",
"gpu-powertune" : "20, 20",
"temp-cutoff" : "90, 90",
"temp-overheat" : "85, 85",
"temp-target" : "75, 75",
"api-mcast-port" : "4028",
"api-port" : "4028",
"expiry" : "120",
"gpu-dyninterval" : "7",
"gpu-platform" : "0",
"gpu-threads" : "1, 1",
"hotplug" : "5",
"log" : "5",
"no-pool-disable" : true,
"queue" : "0",
"scan-time" : "30",
"scrypt" : true,
"temp-hysteresis" : "3",
"shares" : "0",
"kernel-path" : "/usr/local/bin"
}