How-To Guide Nvidia High Definition Audio and Realtek: The Comparison ElijahMuna, December 13, 2022December 17, 2022 Nvidia High Definition Audio and Realtek Comparison: When connecting your PC to a TV through HDMI, the audio driver Nvidia HD Audio is utilized. On the other hand, all other audio output devices, including speakers, headphones, and more, utilize the Realtek HD Audio driver. Continue Reading