Corsair CMPSU-750TX 750-Watt TX Series 80 Plus Certified Power Supply compatible with   Core i7 and Core i5 Box Contents - Corsair TX750W Power Supply; Cables included - ATX 24 pin & 20 pin compatible Supports ATX12V v2.2 standard and older ATX12V 2.01 spec Ultra-quiet 140mm double ball-bearing fan delivers excellent airflow 80%+ energy efficiency at 20%, 50% and 100% load condition for less heat generation and lower energy bill 99% Active Power Factor Correction provides clean and reliable power to your system