sry, im bad with money conversions, hehe. you dont need the best of everything. and i think hes right, you should get someone to build it for you, as you might mess something up if you do it urself.
AMD is an other brand just like intel, that makes cpus. They have lower frequencies than intels, because of how they are made. They do more work per clock cycle, meaning it is more efficiant than the intels.
The graphic card is prolly the most important piece you need for gaming.
check out www.newegg.com and look at some parts to see what we are talking about
ok so 800-1200 us$
lets c:
id say something around this from a custom pc building site:
amd 3200+ 939
abit av8 3rd eye or something equivalent that the site would offer
6600gt
2x512 xms 3200 xlpro, ocz el plat rev2, or some other good ram
160 gb HD seagate sata
integrated sound is fine
and a case