Power your way through your favorite titles or the online competition with the RM850x 850W 80 PLUS Gold Modular Power Supply from Corsair. Utilizing a single +12V rail, this power supply meets Intel ATX Version 2.4 specifications. A 135mm magnetic levitation fan ensures ample cooling and quiet operation via Zero RPM Mode.
Delivering up to 90% efficiency, this 80 PLUS Gold PSU incorporates a modular design with flat sleeved cables. Connect components via a motherboard, three CPU, four PCIe, 14 SATA, and four 4-pin peripheral connectors. The RM850x has a mean time between failures (MTBF) of 100,000 hours and incorporates over-voltage, under-voltage, short-circuit, over-temperature, and over-power protection.
135mm Magnetic Levitation Fan
The 135mm fan utilizes a magnetic levitation bearing design and custom engineered rotors for high performance, low bearing noise, and improved reliability.
High Efficiency
With up to 90% peak efficiency, the RM850x produces less noise and less heat, which means less time worrying and more time gaming.
Fully Modular Design
Completely modular cables mean you only connect the cables your system needs, and the wide range of included cables adds broad compatibility with modern graphics cards and motherboards. Plus, tap into power-hungry GPUs using 12-pin power cables, available separately.
Zero RPM Fan Mode
At low and medium loads the cooling fan switches off entirely for near-silent operation. The fan reactivates when the action picks up, ensuring critical component temps stay in check.
Reliable Power
The RMx Series is designed for consistent and reliable power and features a robust resonant LLC topology with DC to DC conversion and electrolytic capacitors rated at 221°F. With precise timings, the RM850x supports Microsoft Modern Standby for fast wake-from-sleep times and better low-load efficiency.
Your Build, Your Way
Every fully modular Corsair PSU is compatible with a wide range of Corsair accessories. From individually sleeved cables in a variety of color combinations to 12-pin micro-fit GPU cables and 12VO motherboard cables, complete your build your way.