guys i know you all are fed up with posts with computer configs..but pls. see if u can help me out.. 1.before all i need to know what are pci and pci express??are they a new interface for connecting the graphic cards or are they just graphic cards?how much a pci express card cost??are they better than the current geforce series... 2.i need a suitable high performance mobo for the following processors..(maybe from asus krypton or msi) amd athlon xp 2800/3000(which do u really suggest me) pentium 2.8/3.0GHZ(which do u really suggest me) 3.could you suggest me a good sub-woofer 2.1 speaker system not more than 2000 bucks 4.price of the following 17inch samsung crt = 52x cd-rom drive = combo drive = a good graphics card within 5000-6000 bucks = (capable of giving good gameplay atleast in doom3) thanks!!