Got 5 R9 290s working. 4x Asus and 1 Gigabyte
Modded 13.12 WHQL drivers Windows 7 64bit Ultimate 8GBs RAM, using vertminer 0.5.3, cgwatcher and cgremote for monitoring.
{
"pools" : [
{
"name" : "",
"url" : "",
"user" : "",
"pass" : "",
"pool-priority" : "0"
},
{
"name" : "",
"url" : "",
"user" : "",
"pass" : "",
"pool-priority" : "1"
}
],
"api-allow" : "W:127.0.0.1",
"api-listen" : true,
"api-port" : "4028",
"expiry" : "120",
"hotplug" : "5",
"kernel-path" : "/usr/local/bin",
"log" : "5",
"no-submit-stale" : true,
"queue" : "1",
"scan-time" : "60",
"scrypt" : true,
"shares" : "0",
"auto-fan" : true,
"gpu-threads" : "1",
"gpu-dyninterval" : "7",
"gpu-engine" : "1000",
"gpu-fan" : "65-100",
"gpu-platform" : "0",
"gpu-memclock" : "1250",
"gpu-memdiff" : "0",
"gpu-powertune" : "20",
"intensity" : "20",
"temp-target" : "90",
"temp-overheat" : "95",
"temp-cutoff" : "100",
"temp-hysteresis" : "3",
"vectors" : "1",
"worksize" : "256",
"shaders" : "2560",
"thread-concurrency" : "23800",
"no-pool-disable" : true
}