Realtek have released a new driver for their ALC AC97 audio chipsets. The driver supports all ALC series audio chipsets from ALC100 up to ALC850 mainly used as onboard sound on various motherboards.

Download: [b]Realtek ALC AC97 Driver v3.73[/b] (98/ME/2000/XP/2003) (13.8MB)
Download: [b]Realtek ALC AC97 Driver v3.73[/b] (XP64) (13.9MB)

The ALC650 incorporates proprietary converter technology to achieve a high SNR, greater than 90 dB. The ALC650 AC’97 CODEC supports multiple CODEC extensions with independent variable sampling rates and built-in 3D effects. The ALC650 CODEC provides two pairs of stereo outputs with independent volume controls, a mono output, and multiple stereo and mono inputs, along with flexible mixing, gain and mute functions to provide a complete integrated audio solution for PCs.

Source: Realtek