Not to mention that I believe the QNAP SOHO units are doing software RAID, and that can certainly use some processor cycles.

However, if you are canny enough however you can upgrade the processor (so long as you respect the TDP) and memory in many of the units smile

The optimal Roon installation will be a headless Roon server (to be released in the foreseeable future it seems) tucked away somewhere, data on a NAS or equivalent mass store and various endpoints as needed.

G61R, 5K5's (fronts & centre), 5K's (sides & rears), D2500, JVC DLA-X70, QNAP, Roon(Pi)