Realtek HD controllers only: Not all motherboards use Realtek audio chips, and not all Realtek controllers are HD-compatible. Multiple output options: We could select and configure Realtek Digital Output options for all our digital connections and output jacks, including optical, USB, and internal ATAPI. Even MP3s sounded better.ĭolby HT4: Dolby Home Theater 4 settings include Movie, Music, and Game modes with up to six presets, or you can turn Dolby off in the Properties dialog. We streamed audio at up to 320kbs from Spotify and other sources. Realtek HD Audio Codec is available in separate downloads for 32-bit or 64-bit Windows Vista, 7, and 8 systems with Realtek controllers.Īudiophile-quality digital audio: No matter the source, you'll get super-high-quality digital audio. Though it's essentially a package of drivers, it installs like a Windows program and may require a reboot. Realtek's free High Definition Audio Codec pack enables stereo digital audio at resolutions up to 24-bit/192kHz, as well as 5.1-channel Dolby Digital audio.