Ranking the Best Power Supplies for a Reliable PC Build

When it comes to building a reliable PC, one crucial component that often gets overlooked is the power supply. A high-quality power supply is essential for providing stable and efficient power to all the components in your PC, ensuring optimal performance and longevity. With numerous options available in the market, it can be challenging to choose the right one for your needs. In this article, we will rank the best power supplies available, taking into consideration factors such as reliability, efficiency, wattage, and affordability.


Ranking in Reverse Order

5. Corsair CX450M

The Corsair CX450M is an excellent entry-level power supply that offers decent performance at an affordable price. It features a 450-watt power output, making it suitable for basic PC builds. While it lacks some advanced features found in higher-end models, it provides reliable power delivery and is backed by Corsair’s reputation for quality.

4. EVGA SuperNOVA 650 G5

The EVGA SuperNOVA 650 G5 is a mid-range power supply that offers a good balance between performance and price. With a 650-watt power output, it can handle most gaming and productivity builds. The SuperNOVA G5 series is known for its high efficiency and fully modular design, allowing for easy cable management. It is a popular choice among enthusiasts and comes with a 10-year warranty for added peace of mind.

3. Seasonic Focus GX-850

The Seasonic Focus GX-850 is a high-end power supply that offers exceptional performance and reliability. With an 850-watt power output, it can easily handle demanding gaming setups and workstation builds. The Focus GX series is known for its high efficiency, low noise operation, and compact design. It comes with a fully modular design, ensuring easy installation and cable management. Seasonic also provides a 10-year warranty with this power supply.

2. Corsair RM850x

The Corsair RM850x is another top-tier power supply known for its outstanding performance and reliability. With an 850-watt power output, it can handle even the most power-hungry configurations. The RMx series offers high efficiency, low noise operation, and a fully modular design. It also features premium Japanese capacitors, ensuring exceptional reliability and longevity. Corsair backs this power supply with a 10-year warranty.

1. EVGA SuperNOVA 1000 P2

Taking the top spot is the EVGA SuperNOVA 1000 P2. With a whopping 1000-watt power output, it is suitable for extreme gaming setups and professional workstations. The SuperNOVA P2 series is renowned for its exceptional efficiency, stability, and silent operation. It comes with a fully modular design, allowing for easy cable management. EVGA also offers an impressive 10-year warranty for this power supply, cementing its position as the best overall choice for a reliable PC build.


When it comes to building a reliable PC, investing in a high-quality power supply is crucial. The above rankings provide options for different budget ranges and system requirements. Whether you are building a basic PC or a high-performance gaming rig, choosing one of these top power supplies will ensure stable power delivery, optimal performance, and peace of mind. Remember to consider factors such as wattage, efficiency, and warranty when making your final decision.

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