Čia yra kažkokia info, šaltinio netikrinau:
http://news.softpedia.com/news/HD-Audio-Problems-Fixed-Through-Cyberlink-Realtek-and-Gigabyte-Cooperation-87986.shtml
Jei prisiruoši pratestint iki galo, rezultatus mesk čia ;) Tie chip'ai 
pradeda užknist :)

"Techno" <Techno[istrinti]@remo.lt> wrote in message 
news:i5j7un$t5t$1@trimpas.omnitel.net...
> Mazai info yra apie ta ALC889A
> Va ka uztaikiau vienam forume:
> "I had totally forgotten that the ALC889a is actually a Gigabyte only 
> product that has a couple small things that it does that the regular 
> ALC889 does not. I believe Gigabyte licensed the Dolby Home Theater, which 
> is not available on the regular 889 (I could be wrong here)."
> Bet kiek zinau - yra viena kita Intel MB su ALC889A, bei naujos Gigabyte 
> motinos turi ALC889, taciau Dolby® Home Theater support'as irgi yra.
> Dar kazkur maciau, kad atseit 889A geresne garso kokybe islauzia uz 889, 
> bet tai oficialios info rast nelabai pavyksta.
>
>
> "zZz" <zZz@zirzilia.lt> wrote in message 
> news:i5ira8$bvc$1@trimpas.omnitel.net...
>> Hm.. 889a neradau, bet realtek doc'uose parašyta:
>> - ALC889-GR: LQFP-48 with 'Green' package
>> - ALC889DD-GR: AL889-GR + Dolby Digital Live + DTS CONNECT (Software
>> Feature)
>>
>> Tai tą DDL su ALC889DD turėtum gauti su driveriais, kuriuos Realtek duoda
>> Vista, Windows7 Driver (32/64bits) Driver only (Executable file):
>> http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=24&PFid=24&Level=4&Conn=3&DownTypeID=3&GetDown=false#1
>> Tokiu atveju daryk, kaip Icetom sako: upgrade to Win7 ;)
>>
>> Tas pats ir pas mane:
>> - ALC883D features optional Dolby® Digital Live output for consumer
>> equipment
>> - ALC883DTS features optional DTS® Connect software
>> Tik va, D raidžių mano chip'e nėr.. :)
>>
>>
>