|I doubt it is the sound card. I'd think it is how the speaker and mic are feeding back either in the air or in the electronic part. |
I'd maybe start muting stuff in mixer or look for any web posts about other issues of this.
Not sure if any other application could be used to compare. I'd guess the game somehow as most likely. Some setting or combo of game and audio software working at same time.
1/3 of highway deaths are caused by drunks. The rest are by people who can't drive any better than a drunk.