If you want built-in wireless in the nearish term, you'll have to get aGot a list of supported good working cards?
supported MiniPCI card and replace your Centrino card.
As far as CPU is concerned, if you're using recent 2.5 or 2.6 kernels,Can you please point me to this daemon?
there's Pentium M support in cpufreq. Jeremy Fitzhardinge has written a
userspace daemon that varies the Pentium M CPU frequency in response to
load.