Comment 23 for bug 345627

Definitely not resolved on my end :(

Crackling still happens, from the looks of it heavily influenced by CPU usage from other processes. Audio playback in videos is also crackly and gets out of sync / speeds up and slows down horribly.

alsa-info.sh output:
http://www.alsa-project.org/db/?f=7be8a26c7a881e91b7f82b61dbc0d5df245a7fe1

lspci output is attached.