This the MB, If so just enable the on-board audio, The on-board is pretty decent.
MSI X79A-GD45 LGA 2011 Intel X79 SATA 6Gb/s USB 3.0 ATX Intel Motherboard with UEFI BIOS - Newegg.com
MSI X79A-GD45 LGA 2011 Intel X79 SATA 6Gb/s USB 3.0 ATX Intel Motherboard with UEFI BIOS - Newegg.com