The be quiet! Straight Power BQT E9-CM-480W PSU arrived Technic3D. See you in the following Review from Technic3D the next PSU with four +12V rails (18A), a 135mm Silent Wings Fan, 8x SATA hard disk connectors and 2x PCI-e 6+2-Pin."
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips