Power

Seasonic X-1050 PSU: Gold at Kilowatt+

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Seasonic recently entered the ranks of kilowatt PSU makers with new 1050W and 1250W models in its X series, and a 1000W model in its new X-derivative Platinum line. Our acoustics-focused review of the 80 Plus Gold approved X-1050 finds Seasonic in fine form.

Fanless Power Supply PC Build Guide

Cases|Damping | Do-It-Yourself Systems | Power | Silent PC Build Guides
A high efficiency fanless PSU is a great starting point for an ultra quiet yet powerful modern PC. In our latest system build guide, we explore case and configuration options, share our observations about how a fanless PSU changes PC airflow, and walk you through the fine details of a full fledged PC build with a fanless Seasonic X series PSU.

Fanless PSUs: Kingwin Stryker STR-500 & Silverstone ST50NF

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We review and compare two fanless 500W ATX12V power supplies from quality brands. One has 80 Plus Platinum efficiency; the other sports Silver. In other ways, they appear similar, with the exo-heatsink design of so many passively cooled devices.

Kingwin Lazer Platinum 550W Power Supply

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The only 80 Plus Platinum level PSU on the market, with over 92% maximum energy efficiency, is also said to be one of the quietest. We analyze the Kingwin LZP-550 for efficiency, electrical performance and noise.

Corsair Gold: AX850 Power Supply

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Corsair's new AX850 has 80 Plus Gold certification for 90% efficiency, totally modular cables, a hybrid passive/active cooling for silent operation, and is backed by a 7-year warranty. It's perfect for a Silent Gaming Rig in a thermally advanced case.

Cougar GX-700: 80 Plus Gold from a new brand

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A German affiliate of HEC, Cougar is offering the 80 Plus Gold rated premium GX series only in the EU at this time. How does the GX-700 fare against other Gold PSUs?

Antec TruePower New TP-750

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The TruePower series has been bread-and-butter for Antec for many years, but the line has recently received a refresh. Partly modular cabling, high efficiency, lower noise, and high quality parts are all promised in these new Seasonic-made models. How do they fare against the SPCR short list?

Fanless PSU Torture Test Roundup

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A roundup torture test of samples from every fanless power supply line in the marketplace instigated by the Seasonic X-400 Fanless, which cruised through 15 hours of full-load operation at nearly 60¬įC temperature in the "case". Which fanless PSUs can actually deliver rated power with virtually no forced airflow?

Seasonic X-400 Fanless PSU

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The Seasonic X-400 Fanless is based on the successful, 80 Plus Gold X-series platform introduced late last year. Company reps say the new fanless PSU was years in the making; ultimately, they had to await the development of a super-efficient platform. It was worth the wait.

Enermax Modu87+ 500W 80Plus Gold

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The most efficient ATX12V power supply in the world with a sensible power rating is the Enermax Modu/Pro 87+ 500W. It's also the quietest, by a slim margin. Alas, finding one to buy is a challenge.

Nexus NX-5000 Silent PSU

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Nexus has had PSUs in SPCR's silent circle before. The NX-5000, a modest 530W model with fairly high efficiency, is the latest to enter the select winners circle.

Corsair CX400W Power Supply

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The well-known memory brand morphed in recent years to become a major player in retail power supplies. While Corsair offers kilowatt PSUs, a 400W model rounds out the opposite end of its line.

Enermax Eco80+ 500W PSU

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In Enermax' seven (!) lines of power supplies, the Eco80+ is one of two tagged as "eco". The "Love our Earth" tagline on the packaging attests that "eco" stands for ecology, but its position at the low-end of Enermax' lineup suggests that "economy" might also be a relevant tag. How fares this modest PSU in these times of silent, 90% efficiency, $200 models?

Winmate DD-24AX DC-DC Module for Silent, Efficient Power

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Power solutions continue to evolve in this era of ubiquitous computing. Electrodacus offers the PC enthusiast a picoPSU alternate: A silent, 88% efficient DC-DC converter module with full regulation to 130W output... at a price made for ultra SFF hobbyists. A close look the Winmate DD-24AX under the SPCR power microscope.

X-650: Seasonic hits Gold

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The X-series power supplies achieved 80 Plus Gold nearly a year ago, and they're finally on the market now. Is Seasonic's best also SPCR's most highly recommended? Yes. Read all the details here.
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