The Sama Forza 650W 80+ Gold Certified power supply is designed for gaming, overclocking and any PC system which needs real stability and efficiency. An 80 Plus Gold certification means up to 90% efficiency and this also allows a cool & silent operation, whilst fully modular cabling reduces the number of cables in your system, improving overall airflow. Plus it comes with the signature Sama black & gold design! The Sama Forza is the best power supply for you and your system.