The Seasonic PRIME Gold 850 watt power supply is fully modular and built with high quality components. Top-grade high-temperature capacitors provide ultra-low resistance and copper plates replace wiring to further improve power efficiency. This unit boasts an impressive 0.5 % tolerance fo load regulation, which protects the components against damage emanating from power fluctuations. Innovative fan control system gets paired with a top quality Fluid Dynamic Bearing Fan to lower temperature and noise. This power supply is a great choice for anyone who appreciated a high quality power supply with an impressive electronic performance.