Corsair RM750e (2023) Fully Modular Low-Noise Power Supply Review

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The Corsair RM750e (2023) is a fully modular power supply designed to provide reliable and efficient power delivery for gaming PCs and workstations. With a power output of 750 watts, this PSU is tailored to handle high-performance components, ensuring stable and quiet operation.

Design and Build Quality
The Corsair RM750e showcases a sleek and minimalist design typical of Corsair’s aesthetic. The fully modular nature of this PSU allows for a clean and organized build, eliminating unnecessary cables and improving airflow within the case. The cables themselves are of high quality, with a flexible design that makes routing them through the chassis a breeze. The unit’s black finish, combined with Corsair's branding, gives it a professional and sturdy look.

The build quality is excellent, with a robust construction that feels durable. The use of high-quality components, such as Japanese capacitors, enhances the reliability and longevity of the unit. The power supply also comes with a 10-year warranty, reflecting Corsair’s confidence in the RM750e's durability and performance.

Performance and Efficiency
The RM750e is 80 PLUS Gold certified, indicating high energy efficiency and reduced power wastage. This efficiency not only lowers electricity bills but also reduces heat output, which is crucial for maintaining a cool and stable system. The unit consistently performs well under various loads, delivering stable voltages and reliable power.

The power supply operates quietly, thanks to its low-noise design. It features a 120mm rifle bearing fan that is optimized for low noise and efficient cooling. The fan remains silent during low to medium loads and only ramps up during heavy loads, ensuring that noise levels are kept to a minimum. This makes the RM750e an excellent choice for users who prioritize a quiet computing environment.

Modular Cabling and Connectivity
One of the standout features of the RM750e is its fully modular cabling system. This allows users to connect only the cables they need, reducing clutter and improving airflow within the case. The package includes a comprehensive set of cables, including the essential 24-pin ATX cable, multiple PCIe cables for GPUs, and several SATA and peripheral connectors.

The modular design also simplifies installation and maintenance. Users can easily add or remove components without the hassle of dealing with a tangled mess of cables. This feature is particularly beneficial for those who frequently upgrade their systems or perform regular maintenance.

Usability
Installing the RM750e is straightforward, even for those new to building PCs. The modular cables are clearly labeled, and the connectors fit securely. The unit’s compact size makes it compatible with most ATX cases, providing flexibility in terms of case selection.

The RM750e also features comprehensive protection mechanisms, including over-voltage, under-voltage, over-current, and short-circuit protection. These safeguards ensure that your components remain safe from power-related issues, adding an extra layer of reliability to the unit.

Positive Points
High Efficiency: 80 PLUS Gold certification ensures excellent energy efficiency.
Quiet Operation: Low-noise fan design keeps the system quiet even under load.
Fully Modular Design: Allows for a clean and organized build, improving airflow and ease of installation.
High-Quality Components: Use of Japanese capacitors and other premium components enhances reliability and longevity.
Comprehensive Protection: Built-in safety mechanisms protect components from power issues.
Negative Points
Price: The RM750e is priced higher than some other 750W power supplies, which might be a consideration for budget-conscious users.
Fan Speed: Although quiet, the fan can become audible under heavy loads, which might be noticeable in very quiet environments.
Conclusion
The Corsair RM750e (2023) Fully Modular Low-Noise Power Supply is an excellent choice for those seeking a reliable, efficient, and quiet power solution for their gaming PC or workstation. Its high efficiency, modular design, and use of premium components make it a standout option in the market. While it comes at a higher price point, the investment is justified by its performance, durability, and the added convenience of a fully modular system. If you prioritize a clean build and quiet operation, the RM750e is a compelling choice that delivers on all fronts.