Most people have the opposite experience. XP is inherently more stable
than 98.
256 MB of RAM is OK for some installs, but I have encouraged new
customers to get a minimum of 512, and it makes a substantial difference
in most cases.
Was this a clean install or an upgrade?
These sites will offer some insight:
http://www.theeldergeek.com/
http://www.annoyances.org/
Post the specifics of your hardware and we may be able to tell you more.

Bellingtone Chilangisha Changwe wrote:

> How does one install win XP professional and nsure the system is stable? I
>have experienced numerous problems with XP which is quite annoying. I never
>had any problems with win 98. My RAM is 256 which I think is adequate to run
>applications at reasonable speed. These problems range from slow loading and
>closing down of applications, hanging of programs etc. Can somebody guide on
>this suggest tweaks that might improve the PC. Is possible to operate a
>stable win XP system?
>
>
>

        The NOSPIN Group has added a new feature on our website,
           web based bulletinboard for questions and answers:
              Visit our sister website at http://nospin.com