With release of NA-11S1 Marantz supplied a White Paper on Computer Audio, here's link to an updated version:
Well, rather than paying for JRiver or Audirvana, I searched to see if there are other software options and found HYSOLID https://www.hysolid.com/
You may want to give it a try.
And interesting to note, for them… https://www.hysolid.com/faq.html
Q. Which is better: WAV or FLAC?
A. WAV demands a smaller load from the PC, making it advantageous in terms of sound quality.
For reference: with HYSOLID, when a FLAC file is played, Windows' read cache is always active, but when a WAV file is played, it can be changed (the default is OFF). When it comes to sound quality, read cache OFF is advantageous. Although we have received a feedback saying it sounds better with it turned ON.
Well, rather than paying for JRiver or Audirvana, I searched to see if there are other software options and found HYSOLID https://www.hysolid.com/
You may want to give it a try.
And interesting to note, for them… https://www.hysolid.com/faq.html
Q. Which is better: WAV or FLAC?
A. WAV demands a smaller load from the PC, making it advantageous in terms of sound quality.
For reference: with HYSOLID, when a FLAC file is played, Windows' read cache is always active, but when a WAV file is played, it can be changed (the default is OFF). When it comes to sound quality, read cache OFF is advantageous. Although we have received a feedback saying it sounds better with it turned ON.