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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 ourbest power supplies page for in-depth buying recommendations.
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Latest about Power Supplies
Enthusiast fries 14TB HDD due to SATA power slipup
ByMark Tysonpublished
A PC DIYer fried their 14TB HDD after a modular power cable mix up.
Infineon allegedly hikes prices of power switches and ICs amid AI boom
ByAnton Shilovpublished
Infineon reportedly notifies customers about price hikes effective April 1, 2026
Still using or redeploying an older PC during today’s RAM crisis? A new power supply could save you from an insane repair bill
ByJeffrey Kampmanpublished
A new PSU for an older system is cheap insurance against cascading failures, downtime, and data loss.
Cooler Master Elite NEX W600 power supply review: Affordable, but with outdated design
ByE. Fylladitakispublished
The Cooler Master Elite NEX W600 offers an outdated design with minimal features that struggle to justify its existence in the modern PSU market.
Lian Li RS1200G ATX 3.1 power supply review: Stellar performance, state-of-the-art design
ByE. Fylladitakispublished
The Lian Li RS1200G ATX 3.1 offers rotational innovation and reliable performance, though case compatibility remains a legitimate concern.
be quiet! Pure Power 13 M 650W power supply review: Balanced performance and reliability
ByE. Fylladitakispublished
Delivers exceptional efficiency and comprehensive ATX 3.1 compliance
MSI introduces GPU Safeguard tech on its latest PSUs to fend off RTX 5090 meltdowns — warns users with pop-up and buzzer when abnormal current is detected on the 12V-2x6 connector
ByJowi Moralespublished
MSI's GPU Safeguard tech will detect power surges and current fluctuations and help prevent them from damaging your GPU by giving a warning sound and forcing a black screen.
MSI teases new power supplies with 'instant protection' against melting RTX 5090 cables
ByHassam Nasirpublished
USB C could see real-time monitoring and control via your motherboard
Corsair RM850x SHIFT 850W power supply review: Platinum performance at Gold pricing
ByE. Fylladitakispublished
An innovative power supply that relocates modular connectors to the chassis side for superior cable management.
Be quiet! Power Zone 2 850W power supply review: Silent, Platinum efficiency at an affordable price
ByE. Fylladitakispublished
An acoustically-optimized power supply that prioritizes silence and efficiency over premium components, delivering impressive thermal performance and modern connectivity at a competitive price point.
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