pcm0: <HDA NVidia (Unknown) PCM #0 DisplayPort> at cad 0 nid 1 on hdac0
pcm1: <HDA NVidia (Unknown) PCM #0 DisplayPort> at cad 1 nid 1 on hdac0
pcm2: <HDA NVidia (Unknown) PCM #0 DisplayPort> at cad 2 nid 1 on hdac0
pcm3: <HDA NVidia (Unknown) PCM #0 DisplayPort> at cad 3 nid 1 on hdac0
hdac1: HDA Codec #0: Realtek ALC662
pcm4: <HDA Realtek ALC662 PCM #0 Analog> at cad 0 nid 1 on hdac1
pcm5: <HDA Realtek ALC662 PCM #1 Digital> at cad 0 nid 1 on hdac1
hw.snd.default_unit="4"