My system: 6 yr old with TT Xaser full tower case, MSI 845E mobo, 4 gb Kingston Ram, SB Audigy sound card (use with Klipsch 4.1's), ATI Radeon 7500 video, 7 port Dlink USB hub, Comcast Modem, Dlink wireless router, Epson camera, Epson scanner, Brother Laser MFC printer, 2.53 P4 cpu with stock...