We'll be frank: when it comes to building the best PCs, there's nothing more important than buying one of the best power supplies. It may be tempting to skimp on your PSU to splurge on one of the best graphics cards, but trust us, it just is not worth it. All the components of your PC depend on your power source for energy; If you buy a cheap one and it fails, it could end up blocking the whole system.
There is nothing worse than a faulty power supply. Trust us And, to make matters worse, many times you will not even notice when your power source starts to fail until it's too late. Sure, there are some notable symptoms like that your PC refuses to light up, but they can also be as subtle as the loss of energy efficiency. Look, do yourself a favor: go out and buy the best energy supply you can muster. You do not want your house to catch fire just to save some money.
Not everything is sad and fatal, as there is a wide range of large sources of energy available in 2018. Even if you are on a budget, you can get one of the best unadorned energy supplies so you can reliably feed his computer. And, if you have money to spend, there are some incredible high-powered units that can generate a ridiculous amount of power, which is a combination made in heaven for some of the best PC games. Whatever you need, you can be sure that you will find the best source of nutrition for your needs on this list: we have tried them all ourselves.
Best power supply: Corsair RM750x
The best versatile power supply for your needs
Form factor: ATX | Capacity: 750W | Efficiency Rating: 80 Plus Gold | Modularity: Complete | Warranty: 10 years
Zero-RPM fan mode
Modular cables
Maximum capacity of 750w small for power players
The Corsair RM750x obtains the first place in this list by a simple reason: it is the most complete power supply you can buy today. In addition to a 10 year warranty and an 80 Gold Plus efficiency rating, the Corsair has a fully modular cable system. This means that you only need to install the cables you need, you can say goodbye to the cable clutter and poor quality airflow that non-modular power supply units support.
The best economical power source: EVGA 500 B1
Everything you need to start
Form factor: ATX | Capacity: 500W | Efficiency Rating: 80 Plus Bronze | Modularity: None | Warranty: 3 years
Low price
6 SATA cables
500w rating
When you try to keep the price of your PC similar to that of a console, I do not want to spend much of your budget on a power source. That's where the cheaper options like the EVGA 500 B1 are useful. This PSU is essentialist without neglecting the needs of its audience. For less than $ 50 USD, you can expect 500 watts of power transmitted through several SATA cables and two PCIe slots. A three-year guarantee is simply the icing on the cake.
The best silent power source: shut up! Straight Power 10
Form factor: ATX | Capacity: 400W – 700W | Efficiency Rating: 80 Plus Gold | Modularity: Semi | Warranty: 5 years
Silent ATX and EPS Compatibility
somewhat expensive capabilities
The power supply fans seem to work harder and, unlike the case fans, they do not They can exchange quickly. Fortunately, the Straight Power 10 lineup runs smoothly. The options range from 400w to 700w, and are SLI and Crossfire certified. They also have a modular design, allowing you to use only the cables you need to use. It is also low profile, freeing even more space inside the tower of your computer.
The best compact power supply: Silverstone SFX Series SST-SX550
Perfect for Micro ATX and Mini ITX PC versions
Form factor: SFX | Capacity: 550W | Efficiency Rating: 80 Plus Gold | Modularity: None | Warranty: 3 years
Compact size
ATX and EPS support
Limited number of connectors
Power supplies can take up a lot of space in your desktop tower, however , time has allowed for the units to become smaller while the power they emit only expands in magnitude. The Silverstone SX550 is almost half the size of other power supplies, so it can better facilitate cables and air flow inside your computer. This makes it especially ideal for micro ATX and mini-ITX constructions, although you could also slide it into a medium or large tower if you consider it necessary.
The best high-capacity power supply: Corsair AX1500i
Form factor: EPS | Capacity: 1500W | Efficiency Rating: 80 Plus Titanium | Modularity: Fully | Warranty: 10 years
Titanium efficiency rating
Monster capacity
Huge price
Huge size
This is an absolute monster of a power supply. This is for the serious builder who plans to feed several graphics cards, cooling systems and perhaps a small village in rural North Dakota. It has the highest possible 80 Plus Titanium efficiency rating, and is totally modular so you only need to add the cables required for its construction. If you have the money to go big, this is the energy supply to obtain.
The best RGB power supply: Thermaltake Smart RGB 700W
Bright lights and high voltage
Form factor: ATX | Capacity: 700W | Efficiency Rating: 80 Plus | Modularity: No | Warranty: 5 years
Beautiful RGB lighting
Economical
Non-modular
If you try to build a PC worth bragging, you can not do much better than the Thermaltake Smart RGB 700W. Not only does it have beautiful and customizable RGB lighting, it also has a reliable 80 Plus efficiency certification and enough power to support even the best gaming PCs. Sure, it's not modular, but with less than a hundred dollars, we really did not expect it to be.
Gabe Carey has also contributed to this article