Quote Originally Posted by gunner786 View Post
So why do some people specifically say use 1 with its own power supply. Im so confused
If you are using a 3.5in HDD it will definately need its own power supply. 2.5in HDD's very often don't need an additional power supply, especially if you buy one from someone like Western Digital who provide a range of 2.5in HDD's in enclosures with controllers incorporated.