Upgrade CPU and Mem

[Rajiv]

Is there is a software which can tell me the exact motherboard I have and what RAM and CPU it supports? Device mgr doesn't have enough info Also, is 4GB the limit for Win XP? or can we tweak it to go further

[Sachinism]

http://www.lavalys.com/products/overview.php?pid=3&ps=UE&lang=en

[Dirty_South]

Everest or u can check in Tune Up utilities too