Installed devices: pcm0: <Realtek ALC1220 (Rear Analog 5.1/2.0)> (play/rec) default pcm1: <Realtek ALC1220 (Front Analog)> (play/rec) pcm2: <Realtek ALC1220 (Rear Digital)> (play) pcm3: <NVIDIA (0x0072) (HDMI/DP 8ch)> (play) pcm4: <NVIDIA (0x0072) (HDMI/DP 8ch)> (play) pcm5: <NVIDIA (0x0072) (HDMI/DP 8ch)> (play) pcm6: <NVIDIA (0x0072) (HDMI/DP 8ch)> (play) No devices installed from userspace.