Realtek AC'97 WDM Driver (Windows 98/Me/2000/XP/2003) A3.73a Realtek AC'97 Drivers & Applications. The package includes: Driver/Application Setup Program; RtlRack for Win98/Me/2000/XP and AvRack for Win95/NT4; Realtek Sound Effect Manager. DirectX 8 is required to enable advanced features. Version A3.73a adds a new driver general inf. file and resolves some issues. File at download.com