Corsair RM850

80 PLUS Gold Certified: High efficiency operation for lower power consumption, less noise and cooler temperatures
Tuned for Low Noise Operation: A 135 mm rifle bearing fan with a specially calculated fan curve ensures that fan noise is kept to a minimum, even at full load
105 degree Celsius-Rated Capacitors: Industrial-grade capacitors deliver solid electrical performance and reliability
Microsoft Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency
Zero RPM Fan Mode: At low and medium loads the cooling fan switches off entirely for near-silent operation