Overclocking Trying to overclock a dino, AMD Athlon(tm) 64 X2 Dual Core 4200+

Hallo, i've had this computer since about late 2005, and i'm wanting to overclock it but i don't know exactly how far i can go with it, i'm not wanting to go overboard just give it abit of a boost.

AMD Athlon(tm) 64 X2 Dual Core Processor 4200+ 2.2GHz

And as far as my computer, here's all of the specs Directly from the HP Site.

h10025.www1.hp.com/ewfrf/wc/document?docname=c00620031&cc=us&dlc=en&lc=en&product=1847152

i'm currently running on: Microsoft Windows XP Professional Service Pack 3 (build 2600)

2 Sticks of RAM: 1 Gig DDR2 400Mhz CL3
= 2 Gigs of Ram.


Basically i'm wanting to know how far i can take it(i'm only looking at taking it to maybe 2.5 tho) And what settings i have to put in, Also i have upgraded to a 500W Power Supply And my Graphics card is: GeForce 9800 GTX