Realtek high definition audio driver for Windows XP - Lenovo Support
: A reliable source for specific hardware ID matches, though it may require searching for "XP audio drivers" and filtering through results. Sound Driver For Windows Xp Free
Note the and Provider listed under "Devices" and "Drivers"—this is your specific hardware model. Where to Download Official Free Drivers Realtek high definition audio driver for Windows XP
: Provides Realtek audio drivers for various ThinkCentre and ThinkStation models on Lenovo Support . Sound Driver For Windows Xp Free
: Official Windows XP drivers are available directly from the Realtek High Definition Audio Codecs page.
: Drivers can be found by entering your product model on HP.com under the "Support & Drivers" section.