v7.0:
- improved speed by about 15-25% (depends on card model). About 230H/s on stock 390X.
- added "-benchmark" option.
Very nice 164H/s from 144H/s for my stock RX480 4GB (14% increase) and 111H/s from 89H/s for my old R9 380 2GB (25% increase) both on default intensity. Very low CPU usage even on my older AMD A10-5800K