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CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply vs FKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power

Updated August 2026The CORSAIR RM1000x is the superior choice for high-performance PCs, while the FKBAightccy is a budget-friendly option for PS5 users.

The CORSAIR RM1000x is the superior choice for high-performance PCs, while the FKBAightccy is a budget-friendly option for PS5 users.

Why CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply is better

Efficiency

RM1000x has a 91% efficiency rating.

Modularity

RM1000x features a fully modular design.

Noise Levels

RM1000x is marketed as a low-noise power supply.

Why FKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power is better

Price

FKBAightccy is significantly cheaper.

Console Compatibility

FKBAightccy is specifically designed for PS5.

Installation Tools

FKBAightccy includes tools for easy installation.

Overall score

CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply
85
FKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power
60

Specifications

SpecCORSAIR RM1000x Fully Modular Low-Noise ATX Power SupplyFKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power
BrandCorsairFKBAightccy
Power Output1000WUnknown
Voltage+12V+12V
CablingFully ModularFixed
CertificationCybenetics GoldNone

Dimension comparison

CORSAIR RM1000x Fully Modular Low-Noise ATX Power SupplyFKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power

Overview of the Products

When comparing power supplies, the CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply and the FKBAightccy for PS5 Power Supply cater to different needs. The RM1000x is designed for high-performance PCs, offering modularity and efficiency, while the FKBAightccy is a budget-friendly replacement option specifically for PS5 consoles. The RM1000x is priced at C$224.98, significantly higher than the FKBAightccy, which is available for C$69.99.

Power and Efficiency

The CORSAIR RM1000x boasts a Cybenetics Gold certification, which means it operates with an impressive efficiency rating of up to 91%. This high efficiency translates to lower power consumption and cooler temperatures, making it an excellent choice for gaming rigs that demand reliable power. In contrast, the FKBAightccy power supply is tailored for the PS5 with an output voltage of +12V at 31A, designed to support specific console models, but lacks the efficiency ratings of the RM1000x.

Modularity vs. Fixed Cabling

A key advantage of the CORSAIR RM1000x is its fully modular design, allowing users to connect only the cables needed for their specific build. This feature not only simplifies installation but also enhances airflow within the PC case, contributing to overall system cooling. On the other hand, the FKBAightccy is a fixed power supply designed specifically for the PS5, offering no modular cabling options. This could lead to a cluttered setup for users who may need to manage extra cables.

Compatibility and Standards

The CORSAIR RM1000x is compliant with the ATX 3.1 power standard, which supports the latest technologies, including PCIe 5.1. This compliance ensures compatibility with the newest graphics cards without the need for adapters. The FKBAightccy is designed specifically for various PS5 console models, including the CFI-1015A/B and CFI-1116A/B series. While it meets the specific needs of PS5 users, its compatibility is limited compared to the broader applicability of the RM1000x.

Noise Levels

The CORSAIR RM1000x is marketed as a low-noise power supply, making it an ideal choice for gamers who prioritize a quiet environment. With its efficient design and quality components, users can expect minimal noise during operation. In contrast, the FKBAightccy does not specify its noise levels, leaving potential buyers with uncertainty regarding its operational sound. For users sensitive to noise, this is an important distinction.

Build Quality and Durability

The RM1000x is built with high-quality components designed for longevity and reliability, underscored by its efficiency ratings. The FKBAightccy, while marketed as durable, is made of ABS material and is lightweight, which may raise concerns about its long-term performance compared to the robust construction of the RM1000x. Buyers seeking a power supply with proven durability may lean towards the CORSAIR offering.

Installation Ease

For installation, the CORSAIR RM1000x comes with embossed cables that are ultra-flexible, making it easier to route cables within a case. This ease of installation can save users time, especially in complex builds. The FKBAightccy includes a power cable and set tools for replacing the damaged or loose power cable in a PS5, aiming to make the installation process straightforward for console users. However, it is geared more towards those familiar with console repairs.

Which should you buy?

In summary, the choice between the CORSAIR RM1000x and the FKBAightccy largely depends on your specific needs. If you require a high-performance, efficient power supply for a gaming PC, the RM1000x is the clear winner with its advanced features, efficiency, and modularity, despite its higher price of C$224.98. Conversely, if you're looking for a budget replacement for your PS5, the FKBAightccy at C$69.99 provides a practical solution tailored to console requirements. Ultimately, your decision should reflect whether you're building a PC or restoring a gaming console.

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CORSAIR RM1000x Fully Modular Low-Noise ATX Power Supply vs FKBAightccy for PS5 Power Supply ADP-400DR/ADP-400ER/PA-1401-JT20 Internal Power | versusfinder