What hasrate are you getting atm? I'm hashing for 350-355 per card.
http://imgur.com/S88acW2http://imgur.com/kIgqinXAsus R9-280x DC2T - 3GB
Asus Sabertooth 990FX R2 + 8GB Ram
"queue" : "1",
"scan-time" : "60",
"shares" : "0",
"auto-fan" : true,
"gpu-threads" : "2",
"gpu-dyninterval" : "7",
"gpu-engine" : "1030,1030,1030,1030",
"gpu-fan" : "0-85,0-85,0-85,0-85",
"gpu-memclock" : "1500,1500,1500,1500",
"gpu-powertune" : "0,0,0,0",
"intensity" : "13,13,13,13",
"kernel" : "scrypt,scrypt,scrypt,scrypt",
"temp-target" : "75,75,75,75",
"temp-overheat" : "85,85,85,85",
"temp-cutoff" : "95,95,95,95",
"temp-hysteresis" : "3",
"worksize" : "256,256,256,256",
"lookup-gap" : "2,2,2,2",
"shaders" : "0,0,0,0",
"thread-concurrency" : "8192,8192,8192,8192",
"no-pool-disable" : true,
"scrypt-vert" : true
Note: I renamed vertminer.exe to cgminer.exe and used cgminer.conf file in the vertminer folder so I can run CGWatcher.