The corsair vs450 is a great choice if you39re building a home or office system with lower power demands but you still demand the compatibility and reliability that corsair is known for the vs450 delivers a guaranteed 450 watts of continuous power with 099 active power factor correction you get the peace of mind from knowing that your components are protected from uneven power delivery and a dedicated single 12v rail saves you from the hassle of balancing your components across multiple power