srb seems to get close to old hash 1900 to 1987 on my 56 flashed 64
the frontiers are slow tho 1300 , they were fastest befor well over 2k
For my R9 390 (under clocked) , the V8 rate is 57x while the V7 rate is 66x. So it is 14% less hash rate.I use the XMR-Stak