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  HP EliteBook 840 G1 IDT HD Audio Driver 6.10.6499.0 22 Apr 16

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  HP IDT High-Definition Audio Driver 13 Mar 16

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  Gigabyte GA-F2A68HM-DS2 (rev. 1.0) Realtek HD Audio Driver 24 Jul 15

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  Gigabyte GA-78LMT-S2 (rev. 1.1) Realtek Audio Driver 17 Mar 16

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  Gigabyte GA-F2A55M-DS2 (rev. 3.0) Realtek Audio Driver 24 Jul 15

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  Cirrus Logic CS8409(AB 51) Audio Driver for Windows 7 64-bit 2 Dec 16

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  Gigabyte GA-A55M-DS2 (rev. 2.0) Realtek HD Audio Driver 19 Apr 15

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  Realtek High Definition Audio Codec (Windows Vista / Windows 7 / Windows 8 32-bit) 7 Jul 15