Vega FE: 0.19.0 preview
--algo blake2b-btcc --opencl-threads 2 --opencl-launch auto

hashrate: 10s: 2535 60s: 2533 15m: n/a MH/s max: 2562 MH/s

1409 core 950v / 1100mem 930v I get

[15:49:44] GPU #0 [BusID: #6] [gfx901] Radeon Vega Frontier Edition
[15:49:44] threads: 2, intensity: 29, worksize: 0/256, cu: 64, memory: 16192Mb

[15:51:05] GPU #0[T:60C F:79%]: 10s: 2596 60s: 2596 15m: n/a MH/s
[15:51:05] hashrate: 10s: 2596 60s: 2596 15m: n/a MH/s max: 2597 MH/s

There's a problem with libusb in the modified X10 code. It's not recognizing or loading the BLKU driver.