FSP Aurum Xilenser 500 W @ techPowerUp
 

FSP is one of the key players on the PSU market, so every new product they release is of great interest. Their most recent PSU releases are the two fanless Aurum Xilense units, which come in 400W and 500W versions with modular or non-modular cabling design.

http://www.techpowerup.com/reviews/F..._Xilenser_500/