10 Best PC Power Supplies in 2024

Great PSUs for protection and boosting of your PC system. 

PSU stands for a power supply unit, and it is one of the most important hardware components. While most users tend to overlook it when choosing a computer, it’s crucial to pick the best PC power supply to ensure that your device will work properly.

If you are wondering which power supply to pick, read on to learn more about the best options that will be perfect for your needs. Most users don’t know which specifications they should pay attention to. In this article, I will tell you more about the most efficient power supplies so that you could make an informed choice.

Max. DC Output: 500W | Modular: No

This 500W power supply for gaming PC is perfectly suitable for gamers who are on a budget. Besides being quite affordable, the Thermaltake Smart RGB comes with a fan that supports 256 RGB colors and features 15 lighting presets saved in its memory. This PSU features a non-modular cable system.

If you want to upgrade your gaming rig with a decent PSU, look no further as this power supply unit supports a wattage range from 500W to 700W and has 80 PLUS Standard certification. You will be impressed by its noiseless performance as well.

Max. DC Output: 600W | Modular: No

The EVGA PSU is a perfect choice for beginners and advanced users alike. If you want to upgrade your computer with the newest 600W model, take a closer look at this option. Its remarkable performance, high efficiency and reliability make it the best PC power supply for those who want to upgrade their computers with high-quality components.

With it, you won’t need to worry that you will run out of power. This PSU is a great solution for gaming devices and computers for software developers.

Max. DC Output: 550W | Modular: No

If you want to upgrade a computer for home or office use, take a closer look at power supplies from the Corsair CV series. They have an 80 PLUS Bronze rating, which means that you won’t face any wattage issues. The cooling system features a 120mm fan.

Thanks to the special thermal control options, it’s virtually noiseless, while its small black casing ensures that this PSU will fit into most computer cases. The sleeved cables are black. This PC power supply comes with a 3-year warranty.

Max. DC Output: 700W | Modular: No

Despite being a budget power supply, the Smart RGB 700 has remarkable efficiency and an 80 Plus rating. As it supports high wattage, you can purchase a powerful CPU without worrying about any performance issues. Another advantage is its modern design with RGB lighting on the fans. You can control it by using a dedicated button.

This PSU supports a wattage range from 500W to 700W and has an 80 PLUS Standard rating. You will enjoy its silent performance. Thanks to high-quality components, this power supply will serve you for years to come.

Max. DC Output: 1050W | Modular: Yes

The PC Power & Cooling is a great solution for those who work at the office and don’t want to be distracted by any noise. This PSU boasts high-end components and delivers silent performance. Besides, it comes at an affordable price and has a ten-year warranty.

Whether you are a beginner or an advanced user, you will appreciate that this power supply is fitted with a +12V rail and 100% Japan-made 105°C capacitors. Its performance remains stable even at a 50°C temperature thanks to its reliable circuitries.

The PSU has thermal-controlled fans that remain silent at up to 30% load. Its speed depends on load and temperature.

Max. DC Output: 750W | Modular: Yes

The Cooler Master Watt is a series of reliable power supplies that has an 80 PLUS Bronze rating and is known for its stable performance. It features an LDB fan that stops working under 15% load, which accounts for better energy efficiency. Thanks to the modular design, you will easily plug all the cables you need. Besides, it will be easier to organize them as well.

This option is suitable for powerful computers as it supports 750W and allows you to use a dual-graphics card setup. You will be impressed by its noiseless operation and advanced protection technologies that account for a seamless performance.

Max. DC Output: 750W | Modular: Yes

The Asus ROG Strix is a 750W power supply that delivers amazing performance and has noiseless fans.

Since it’s crucial for a gaming computer power supply to be made of durable materials, Asus has released this model with a dual ball bearing design. Thanks to it, this PSU will serve you twice as long as power supply units with a sleeve bearing design.

If you don’t play action-packed games, you will enjoy the fact that this PSU comes with a silent cooling system fitted with an onboard controller. It can stop the 135mm fan if TDP is lower than 40%. When TDP rises above 40%, the fan starts working again.

Max. DC Output: 1200W | Modular: Yes

If you are looking for an effective computer power supply that supports various RGB lighting modes, the TPI-1200F2FDP is a perfect solution. Besides, this PSU is virtually noiseless under regular load thanks to its large fans.

Environment-conscious users who are wondering how to pick components that account for reduced CO2 emissions will appreciate that this PSU is a part of the Toughpower DPS G Platinum Series that is known for its energy-efficient solutions.

Thanks to DPS G PC APP 2.0, DPS G Smart Power Management and DPS G Mobile APP 1.0, you can digitally monitor the efficiency and other important parameters of the PSU.

Max. DC Output: 850W | Modular: Yes

The ROG Thor 850W Platinum is a desktop power supply that comes with a 135mm wing-blade fan. Unlike other ROG models, it also features an OLED power display and 100% Japan-made capacitors that are quite reliable and deliver reliable performance.

Besides, this 850W PSU is energy-efficient and supports Aura Sync technology, which allows it to synchronize its RGB lighting effects with other products. Another advantage is that it delivers 0db cooling and features wing-blade fans that are fully dust-proof.

To make the cooling system even more effective, the manufacturer has fitted it with ROG heatsinks.

Max. DC Output: 1000W | Modular: Yes

Even if you don’t know anything about the specifications of a power supply, you still need to learn something about the importance of wattage. If you make the wrong choice, your computer won’t be functioning properly. What’s more, you might risk damaging several hardware components and shelling out your money on upgrades.

To avoid possible mistakes, try using special services that allow you to calculate power consumption. For instance, you can use eXtreme Power or other similar solutions. In most cases, it’s recommended to opt for a power supply with higher wattage power than you need.

It will help you avoid operating at 100% of the maximum load. If you want to better protect your computer, you can buy a 650 watt PSU if your power consumption equals 400.

This parameter is less crucial as it doesn’t significantly affect the performance of your device. Despite that, make sure to purchase a power supply with an easy-to-manage cabling system. Modular systems feature special connectors that come in handy when you need to connect a GPU and various components.

Every PSU is prone to overheating under heavy load, which is why power supply units are fitted with special fans. If you prefer working alone and don’t want to be distracted by any sound, you will need to buy a PC power supply with noiseless fans. Larger fans are almost soundless as they don’t need to spin too quickly. However, a PSU with smaller fans might be more affordable.