to power a motherboard; 2 HDD; 1 burner drive; 95w a processor, I had a 550 W power on the carton which was indicated "very quiet." YES silent when one is deaf as a ... Now, although my kids tell me "hard of hearing" I found this stressful feed its sound. So I hesitated to order another one on the internet (I did not want to put a fortune) and after looking at the scores, some very relevant (THANKS to them) in which concern - The supply performance - The noise - The convenience of connections I opted for this ENRMAX. I do not know what she is going to give a long-term (3 years warranty anyway) BUT I CAN SAY THAT I AM VERY SATISFIED for now: - SILENCE IS: extra! - The power: for the moment, sufficient for 450 w (and description, unlike many, makes a clear distinction between watt watt consumed and supplied, which is honest) - And cables: a happiness too (I saw several times that customers complained about the insufficient length): the power supply to the motherboard and proc are nyloned; there is enough molex and SATA connectors. It lacks for those who need a small power supply for floppy drive OR ESPECIALLY to power, eg a card pci usb3 ... well, we cope with an adapter I recommend
