do you have any separate sound card, or external dac? or just use the onboard sound card?
my onboard sound chip use VT1708s chip which have this manufacturers specs.
PRODUCT FEATURES
Intel High Definition Audio Specification Rev.1.0 Compliant
Premium Audio Quality
* Supports 44.1K/48K/96K/192KHz DAC Independent Sample Rate
* All ADCs Support 48K/192KHz Independent Sample Rate
* Built in High Quality Headphone Amplifier
* Exceeds Microsoft PC2001 Requirements
Various Output Format
* 4 Stereo DACs Support 24-bit, 192KHz Samples
* DAC with 100dB S/N Ratio
* 2 Stereo ADCs Support 24-bit, 192KHz Samples
* ADC with 95dB S/N Ratio
* 8-Channels of DAC Support 16/20/24-bit PCM Format for 7.1 Audio Solution
* 16/20/24 bit S/PDIF TX Supports 24-bit, 44.1K/48K/96KHz Samples
* 16/20/24 bit S/PDIF RX Supports 24-bit, 44.1K/48K/96KHz Samples
Added-on Function
* High Quality Differential CD Input
* HPF In ADC Path for DC Removal
* Analog CD Input Path for Compatibility
Low Power Consumption
* Supports EPAD (External Amplifier Power Down)
* Power Management and Enhanced Power Saving Features
* Digital: 3.3V; Analog: 3.3V/5.0V
Package
* Compatible with VIA VT1618 8-Channel AC'97 codec
* 48-Pin LQFP Package