Here is a snippet: "Audio codec is a small chip measuring 0.25 sq. in. (7 mm2) located on the motherboard in charge of the analog audio functions. Knowing the specs of a codec will permit you to compare the audio quality of different motherboards, allowing you to choose the right product for your needs."
Audio Codec Comparison Table
Posted on Tuesday, July 12 2011 @ 22:06 CEST by Thomas De Maesschalck
HarwareSecrets published a series of quick reference tables showing the main specs of the most popular audio codecs you can find on motherboards, you can check it out over here.