Corsair RM850x Power Supply: Efficient 850W PSU for PC Builds

The PSU is a crucial component in the power delivery and stability of any given computer system, which might be used for either building or gaming on a PC. Anyone who wants to plug his/her high–performance machine into a wall socket may have many choices, including but not limited to the Corsair RM850x model, among others. In this blog, we will learn about the specs, benefits, and why you should choose the Corsair RM850x power supply, as well as answer some FAQs for a complete overview of this fantastic product.

Introduction to RM850x Power Supply

The Corsair RM850x is part of the renowned RMX series, designed for enthusiasts and professionals who demand high efficiency, low noise, and premium components. With an 80 PLUS Gold certification, the RM850x delivers up to 90% energy efficiency at real-world load conditions, setting a high standard for power supplies. It boasts a fully modular design, ensuring easy cable management and a clean build aesthetic.

Specifications of Corsair RM850x Power Supply

Here are the key specifications of the Corsair RM850x power supply:

Model: CP-9020200-NA

Wattage: 850W

80 PLUS Certification: Gold

Modularity: Fully modular

Fan Size: 135mm rifle-bearing fan

Dimensions: 150mm x 86mm x 180mm

Weight: 1.75kg

Japanese 105°C capacitors: Ensures unwavering power delivery and long-term reliability

Zero RPM Fan Mode: For near-silent operation at low to medium loads

Benefits of Corsair RM850x Power Supply

The Corsair RM850x power supply offers a range of benefits, including:

  • With its 80 PLUS Gold certification, the RM850x delivers superior energy efficiency, reducing operating costs and excess heat.

  • The Zero RPM fan mode and the 135mm rifle bearing fan ensure quiet operation, which is ideal for noise-sensitive environments.

  • Simplifies cable management and allows for a tidy build, improving airflow and aesthetics within the system.

  • Japanese 105°C capacitors and a robust design ensure long-term reliability and stable power delivery.

Corsair Vs. Competitors

Compared to its competitors, the Corsair RM850x stands out due to its high efficiency, low noise, and premium build quality. While other power supplies may offer similar wattage, the RM850x sets itself apart with its 80 PLUS Gold certification, fully modular design, and superior component quality.

Why Choose Corsair RM850x Power Supply

There are several compelling reasons to choose the Corsair RM850x power supply for your next build:

  • Corsair is a trusted brand known for its quality and reliability in the PC component industry.

  • The 80 PLUS Gold certification ensures that the RM850x operates with high energy efficiency, reducing power consumption and heat generation.

  • The Zero RPM fan mode and the 135mm rifle bearing fan contribute to a quiet computing experience, especially during low to medium loads.

  • The fully modular design allows for a clean and organized build, catering to functional and aesthetic preferences.

  • With its premium components and efficient operation, the RM850x is a long-term investment in your PC setup.


Is the Corsair RM850x compatible with all PC builds?

The RM850x is compatible with various PC builds, from standard desktops to high-performance gaming rigs.

Does the RM850x support multi-GPU configurations?

The RM850x can effortlessly power multi-GPU setups, making it suitable for enthusiasts and professionals who require additional graphics processing power.

What is the warranty coverage for the Corsair RM850x?

Corsair offers the RM850x a generous 10-year warranty, reflecting its confidence in its reliability and longevity.

Can the RM850x handle overclocked components?

Yes, the RM850x is designed to handle overclocked CPUs and GPUs, providing stable and consistent power delivery even under heavy loads.

Does the RM850x come with sleeved cables?

Yes, the Corsair RM850x includes high-quality, low-profile black cables that are durable and contribute to a clean and professional-looking build.


The Corsair RM850x power supply demonstrates peak performance, efficacy, and overall system reliability in PC power. Corsair RM850x is the perfect pick for an adequate, dependable power supply for your computer with low noise and specifications, such as being fully modular and 80 PLUS Gold certified among high-end components. If you’re a gamer, content creator, or professional user, the RM850x is ready to cater to all your power needs, making it worthwhile in the long run. To demonstrate its dedication to providing high-quality products that attract high-end PC users’ attention, Corsair has created the RM850x power supply with outstanding performance and strong features.

If you are interested in learning more about this amazing power supply by Corsair or if you want to purchase it at reasonable prices, explore Direct Macro for the best information.