1 x 8 pin EPS-12V power into dual 8 pin EPS-12V power. This is a special engineered cable for High-end Skulltrail platform systems. The Skulltrail Platform requires dual Socket Motherboards with dual 8 pin EPS-12V power. This cable is developed to expand utilization of your power supply to meet higher demand, eliminate the need to shop for advanced and expensive power supply. 650Watt or greater EPS-12V power supply is required for the new Intel Skulltrail motherboards.