Nuc 8 I3 $347

It is Radeon Graphics is it supported for Hardware Transcoding ?

Good point. Didn't really look at the specs. I thought it would be all Intel. Aren't Intel and And mortal enemies?

On Linux, both Intel and AMD graphics chipsets use VA-API for hardware acceleration.

Our DVR only supports AMD transcoding on Windows

With the latest DVR pre-release, we've added initial support for AMD transcoding using AMF. It is reported to work on Ubuntu 18.04.4 or later, after running:

apt-get install amdgpu-pro amf-amdgpu-pro