"failed to create verthash data buffer" miner restart
Try the latest build. I solved a bug where threads didn't exit properly.
Tried it, working good on the RX cards, one went up 7kH/s. R9 280x's same issue despite large pagefile. It's an older AMD 790fx board withAMD x2 3000+ ,4 sticks of 1gb ram and 120gb ssd.