Corsair RM850x Shift Cybenetics 850W 80 PLUS Gold Modular Power Supply

The Corsair RM850x Shift is an 850-watt, fully modular ATX power supply carrying both the 80 PLUS Gold efficiency certification and Cybenetics Gold verification, two independent bodies that confirm the unit operates at high efficiency under real-world loads. A single +12V rail design delivers all 850 watts through one consolidated output, making power delivery straightforward for modern high-core-count CPUs and discrete GPUs that draw most of their current from the 12V line. Fully modular cabling means only the cables your build actually needs are attached to the PSU. Unused cable runs are left in the accessory bag, reducing clutter inside the chassis, improving airflow over critical components, and cutting the time spent on cable management during assembly or future upgrades. This approach is especially valuable in mid-tower and full-tower cases where cable routing through grommets benefits from a minimal, organised harness. Corsair backs the RM850x Shift with a 10-year warranty, one of the longer coverage periods available in the consumer PSU segment. This reflects confidence in component selection and build quality and provides long-term peace of mind for system builders who do not plan to swap their power supply with every platform refresh. The Shift designation refers to the relocated modular connector panel, which faces the side rather than the rear of the unit. In many popular PC cases this orientation makes cable connections faster and easier to reach through the PSU shroud cutout without requiring the builder to fully slide the unit out. Verified Specifications: - Rated output: 850 W - Efficiency certification: 80 PLUS Gold - Efficiency standard: Cybenetics Gold - Rail configuration: Single +12V - Modular design: Fully modular - Warranty: 10 years - SKU: CP-2020274-IN - Brand: Corsair For builders looking to pair this PSU with compatible Corsair components, consider Corsair DDR5 memory kits or other Corsair power supplies in the RM and RMe series available in the same store