Power Supplies
Tom's Hardware is an industry leader in power supply (PSU) testing, reviews, and analysis. Here you can find all the details about the latest and greatest power supplies, including news and reviews. You can also head to our best power supplies page for in-depth buying recommendations.
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Best Power Supplies 2025
By E. Fylladitakis last updated
Here are the best power supplies for gaming PCs. These PSUs offer the best reliability, performance and protection for your PC components.

Revitalize your gaming PC with a 1000W power supply at a special 35% discount — Corsair RM1000x drops to an all-time low of $119
By Zhiye Liu published
Deals The Corsair RM1000x 80 Plus Gold power supply is currently selling for $119.99, $70 down from its regular price during this Black Friday sale.

Seasonic G12 GC-750 750W power supply review
By E. Fylladitakis published
A premium-engineered PSU masquerading as a budget option

Corsair HX1000i SHIFT 1000W power supply review
By E. Fylladitakis published
Delivers flagship performance for builders willing to embrace its unique compatibility requirements and premium pricing

Gigabyte P650G 650W power supply review
By E. Fylladitakis published
A no-frills, budget-conscious power supply that delivers solid fundamentals with 80 Plus Gold efficiency, though it makes compromises in modern connectivity.

MSI MAG A850GLS PCIE5 power supply review
By E. Fylladitakis published
An aesthetically ambitious 850W PSU that balances mainstream pricing with premium aspirations, delivering competent performance wrapped in MSI's signature geometric styling.

be quiet! System Power 11 550W power supply review
By E. Fylladitakis published
A budget-friendly power supply that balances fundamental reliability with modern connectivity, though its aging platform reveals itself under stress.

How We Test Power Supply Units
By Aris Mpitziopoulos, E. Fylladitakis last updated
Our methodology, testing equipment, and benchmarks.
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