Go with option 1 but prefer with a pair mono Classe CAM-201 (new design & cheaper)
I have similar set up: B&W Nautilus 803 with Classe CA-300 sound is magical, warm and very dynamic (Harmonic Tech. Pro silway II and Acoustic Zen Satori cables)
Good Luck
I have similar set up: B&W Nautilus 803 with Classe CA-300 sound is magical, warm and very dynamic (Harmonic Tech. Pro silway II and Acoustic Zen Satori cables)
Good Luck