00:1b.0 Audio device [0403]: Intel Corporation X79 series chipset High Definition Audio Controller [8086:1d20] (rev 05) Subsystem: Dell Device [1028:0495] Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- Kernel driver in use: snd_hda_intel Kernel modules: snd-hda-intel 05:00.1 Audio device [0403]: NVIDIA Corporation GF100 High Definition Audio Controller [10de:0be5] (rev a1) Subsystem: NVIDIA Corporation Device [10de:0780] Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- Kernel driver in use: snd_hda_intel Kernel modules: snd-hda-intel