Ax1500i is the best enthusiast pc power supply you can own it provides 1500 watts of continuous power even on 115v 15 amp circuits and 80 plus titanium certified efficiency of over 94 zero rpm fan mode ensures silent operation at low and medium loads and the fully modular low profile cable set makes for easy installation and great looking builds corsair link integration lets you monitor power usage and efficiency and customize performance directly from your windows desktop the ax1500