Is my computer how such slow?

cpu AMD 3000
512 memories
160G hard disk
Sometimes good card ICQ card
But I service time runs very fast!
My family’s power source or the voltage have the question!
That has the aspect experience!
From new clothing system, system optimization Can the net fast have the question slowly with the power source relations Looking from yours disposition, moves the ICQ card is not on hardware’s question, mainly looked is not the confined surfer, the local area network suffers the virus or is the ARP attack, such was under simple, where question goes to the ARP local area network attack to be able to be able to see Very possible is CPU or obviously the card question, I fully enjoyed trash obviously card to have am bad!