Legacy Radeon drivers are often available through manufacturer support pages like Lenovo PC Support or the AMD Driver Support site.
If your HDMI audio is handled by a Realtek chip, use the Realtek HDMI Audio Driver for XP. 3. Critical Installation Tip: Microsoft UAA Intel® HD Graphics Driver for Windows XP* (exe) draiver dlia hdmi windows xp skachat
You may specifically need the NVIDIA HDMI Audio Driver for sound functionality. draiver dlia hdmi windows xp skachat