Be Quiet Dark Power Pro 10 850 W @ techPowerUp
 

Be Quiet's Dark Power Pro P10 850 W is based on an excellent Seasonic platform, which features Platinum efficiency. Be Quiet has enhanced it with a quieter fan and the ability to combine all rails into a single powerful one by an easy switch.

http://www.techpowerup.com/reviews/b...erProP10_850W/