Operating Systems:

Windows 2000
Windows XP
Windows XP x64
Windows Server 2003
Windows Server 2003 x64

Detailed Description
Realtek ALC861/ALC880/ALC882/ALC883/ALC885/ALC887/ALC888/ALC889/ALC890/ALC260/ALC262/ALC268/ALC272/
ALC273/ALC275/ALC662/ALC663/ALC665 HD Audio chip version 2.21 driver for Win2000/XP/2003/XP-64/2003-64 released on 2nd April 2009.

This version 2.21 driver can support ALC275.Although Realtek has not released detail about ALC275. But we think it is a low-end product according it's type.

Supported Devices
Realtek High Definition Audio