Checking dual hashrate to see if it's about right. I get 30 Mh/s with a R9 290 with ETH mining only. But with ETH + Sia I get about 15 Mh/s and 920 Mh/s (sia).
Does that sound about right? Windows 10 + 15.12
Check -dri option. Default is 30. U can press - and + to increase or decrease