If the machine is
HP (as well as the monitor),
and has not been specifically designed for XP (as
brain_damage mentioned) you can probably get the drivers required for that model at the
HP website.
The display adapter/chip
may be an S3 Virge variant, which is quite old.
PCI Multimedia Audio Device - Sound card/chip
PCI Card - Possibly a modem, either onboard or seperate card
PCI Ethernet Controller
To find out what hardware you have, download, install, and run
Everest Home Edition on this machine. (Clean FreeWare) Once it's finished loading and running, look under
Computer, Summary, Display, or under
Display, PCI/AGP Video. This will tell you what display adapter/chip you have. Post that information. (Video Adapter
and 3D Accelerator.)
Look under
Multimedia: to see what's listed as the sound device.
If you have any problems wading through the results, you can save a report and attach it to a posting for us to look at.