Tried again with Ubuntu 18.04 upgraded the kernal to 5.5.0-050500-generic still having problems, also tried the following drivers
https://www.amd.com/en/support/graphics/radeon-rx-vega-series/radeon-rx-vega-series/radeon-rx-vega-64
As per the link from this page
https://downloadcenter.intel.com/download/28600/Radeon-RX-Vega-M-Graphics-Driver-for-Windows-10-64-bit-for-NUC8i7HNK-NUC8i7HVK?product=126143
They didn't work but then again these are drivers for vega-64 rather than vega-M
Tried again with Ubuntu 18.04 upgraded the kernal to 5.5.0-050500- generic still having problems, also tried the following drivers
https:/ /www.amd. com/en/ support/ graphics/ radeon- rx-vega- series/ radeon- rx-vega- series/ radeon- rx-vega- 64
As per the link from this page
https:/ /downloadcenter .intel. com/download/ 28600/Radeon- RX-Vega- M-Graphics- Driver- for-Windows- 10-64-bit- for-NUC8i7HNK- NUC8i7HVK? product= 126143
They didn't work but then again these are drivers for vega-64 rather than vega-M