Ask Frowse

CORSAIR RM850x Fully Modular 80 Plus Gold Power Supply 850 W

The RM850x offers exceptional performance and reliability for high-demand systems.

Frowse Rating9.2/10

Available in a range of sizes.

The CORSAIR RM850x is a fully modular power supply designed for reliability and efficiency. Featuring low-noise operation and a direct GPU connection, it meets the ATX 3.1 standard, making it ideal for high-performance systems. Equipped with 100% Japanese electrolytic capacitors, it provides steady power delivery.

  • Fully modular cabling for customised connections
  • Compatible with ATX 3.1 standard and PCIe 5.1
  • 140mm fan for low-noise operation

As an Amazon Associate, Frowse may earn from qualifying purchases.

Frowse Rating 9.2/10

Best for: Serious gamers and PC enthusiasts

Our Review

The CORSAIR RM850x Fully Modular Power Supply stands out in the competitive realm of PC components, offering exceptional efficiency and reliability tailored for serious gamers and PC enthusiasts. Additionally, the inclusion of a 140mm fan ensures low-noise operation, even when under full load, which is a crucial consideration for those looking to build a silent PC.

Best suited for gamers building high-performance systems or professionals requiring dependable power supplies, the RM850x not only meets but exceeds expectations. It's a premium choice for those who demand quality, offering great value for its performance and longevity. Overall, the CORSAIR RM850x is a recommended investment for anyone seeking a powerful and quiet power supply.

What we like

  • Fully modular design for easier cable management
  • ATX 3.1 compliant, supporting the latest graphics cards
  • 100% Japanese electrolytic capacitors for reliability
  • Low-noise 140mm fan for silent operation
  • Excellent durability praised by long-term customers

Our verdict

The RM850x offers exceptional performance and reliability for high-demand systems.

Product Details

Product Details

Model: CORSAIR RM850x

Power Output: 850W

The CORSAIR RM850x is a fully modular ATX power supply that adheres to the ATX 3.1 power standard, ensuring compatibility with the latest hardware, including PCIe 5.1. Its fully modular design allows you to connect only the cables necessary for your particular setup, reducing clutter and improving airflow within your computer case.

With a native 12V-2×6 connector, the RM850x provides a direct connection between the GPU and PSU, eliminating the need for adapters. This feature is essential for supporting contemporary graphics cards effectively.

Built with 100% Japanese electrolytic capacitors rated at 105°C, this power supply guarantees reliable and stable performance under various loads. The inclusion of a 140mm fan ensures low-noise operation, with a specially calculated fan curve that minimises sound levels even at full load. A fan speed adjustment knob on the back allows for convenient manual control of cooling performance.

Dimensions: 16 x 15 x 8.6 cm

This power supply’s effective combination of features makes it a suitable choice for gamers and PC enthusiasts looking to enhance their system’s performance and reliability.

ASIN:
B0D47GB4PT
Brand:
Corsair
Model:
CP-9020270-AU

Ready to check the current Amazon listing?

View on Amazon