Running the latest version of the My Cloud operating system, the EX4100 is one of the more user-friendly NAS devices on the market... WD has expanded its range of NAS solutions with four new additions ...

Solid performance is backed-up by admirable power efficiency. Power draw for the fully-populated EX4100 peaked at 35W under load, and that figure drops to as little as 13W when all drives spin-down ...