Power supplies are responsible for feeding clean, stable juice to the sensitive components inside your PC. Calling it one of the most important components you'll buy is not an overstatement. The Tom's Hardware team can help you find the right PSU to keep your system running reliably all day long.
NZXT Intros HALE82 V2 Fully-Modular PSUs
Jun 4, 2013 - in News
NZXT has announced two new power supplies that have a big feature set for a competitive price.
Cooler Master Releases List of Haswell-Ready PSUs
May 28, 2013 - in News
Cooler Master has given us a list of Haswell compatible power supplies, which it has assembled using its own testing methodology.
Be Quiet!, Fractal Design & Thermaltake Release List of Haswell Compatible PSUs
May 21, 2013 - in News
Fractal Design, Thermaltake, and Be Quiet! all release their list of Haswell compatible power supplies.
EVGA Launches the SuperNova 1000 G2 PSU
May 14, 2013 - in News
The EVGA SuperNova 1000 G2 was designed with "enthusiast needs in mind" and offers 1000 W of continuous power and up to 90 percent efficiency.
SeaSonic Releases List of Haswell-Ready Power Supplies
May 13, 2013 - in News
Seasonic announces which of its power supplies are Haswell-ready.
Cooler Master V Series Power Supplies Arrives in NA
May 9, 2013 - in News
These power supplies are Haswell-ready, supporting C6/C7 low-power power CPU states.
Cougar Releases Budget Cougar-SL Power Supplies
May 1, 2013 - in News
Cougar has released three new power supplies aimed at the budget user.
Enermax Lists its Haswell Compatible Power Supply Units
May 1, 2013 - in News
Enermax has formally confirmed which of the company's PSUs are fully compatible with Intel's upcoming "Haswell" processors.
Haswell Could Have Compatibility Problems With Older PSUs
Apr 30, 2013 - in News
Older or cheaper power supplies might have compatibility with the upcoming Haswell CPUs because they are too efficient.
Nexus Releases Silent RX-6500 Modular Power Supply
Apr 29, 2013 - in News
Nexus has released its RX-6500 power supply.
Huntkey Announces Efficient 90W Power Supply for Laptops
Apr 27, 2013 - in News
Huntkey releases its new universal notebook adapter.
Cooler Master Announces New V-Series PSUs
Apr 24, 2013 - in News
Cooler Master’s V-Series PSUs will be available in 700 W, 850 W and 1000 W versions and offer a fully modular construction and 135 mm FDB fan.
CoolerMaster Launches Three Budget Power Supply Units
Apr 3, 2013 - in News
Cooler Master’s new range of entry-level power supply units feature a 120 mm cooling fan, an efficiency of 85 and are currently available in 500W, 600W and 700W variants
Cooler Master Demos V-Series 80+ Gold PSUs
Mar 11, 2013 - in News
Cooler Master shows off its new lineup of impressively equipped power supply units.
Enermax Reveals A Fanless 650W PSU
Mar 10, 2013 - in News
The company's new PSU features fully modular cabling and a "silent" design.
Chieftec Intros TASK Lineup of 80+ Bronze PSUs
Mar 5, 2013 - in News
Chieftec has introduced a new lineup of PSUs that are intended to "Do The Job".
Enermax Announces Triathlor Power Supplies
Feb 22, 2013 - in News
Enermax has announced a successor the the Modu82+ lineup of power supplies named the Triathlor FC.
Huntkey Announces FX Series of PSUs
Feb 11, 2013 - in News
Huntkey has announced two new power supplies that will make part of its new FX Series of PSUs.
FSP Reveals New 80+ Silver, Platinum PSUs
Feb 8, 2013 - in News
FSP has released four new PSUs, two in the Raider lineup and two from the Aurum lineup.
Five 550 And 600 W 80 PLUS Platinum Power Supplies, Tested
Feb 5, 2013 - in Reviews
A good power supply doesn't just provide you with ample output. Increasingly, vendors have put a bigger emphasis on delivering power more efficiently, too. We're testing five 80 PLUS Platinum-rated power supplies in the 550- to 600-watt range.
IEA Believes 20% Energy Savings Possible by 2035
Jan 27, 2013 - in News
The International Energy Agency (IEA) has released its latest World Energy Outlook (WEO) right on the heels of reporting that North America is on its way to become energy self-sufficient within 25 years.
Who's Who In Power Supplies, 2013: Brands Vs. Manufacturers
Jan 22, 2013 - in Reviews
Do you think that all power supplies are manufactured by the brand on the label? Think again. We show what makes a good PSU and reveal who builds them. You can actually find lots of quality (instead of just scrap metal) behind some of the budget labels.
World's First Imprintable and Bendable Li-ion Battery Created
Jan 19, 2013 - in News
Technology makes batteries bendable, as well as making the process in doing so more stable.
Enermax Releases New NAXM lineup of Power Supplies
Jan 17, 2013 - in News
The new Enermax lineup of power supplies aim for better reliability and cable management
Samsung Acquires SSD Tech Developer Nvelo
Dec 17, 2012 - in News
Nvelo's "SSD caching" systems utilized for speeding up retrieval of data in devices.
Rice Researchers Build Plant-Based Cathode For Li-ion Batteries
Dec 17, 2012 - in News
Rice researchers discovered that the perennial climbing madder plant can be used as a source for purpurin, an organic dye that can be turned into a highly effective, natural cathode for lithium-ion batteries.
TI Expanding Wireless Power Development
Dec 10, 2012 - in News
Texas Instruments has joined the Alliance for Wireless Power, a group of electronics giants focused on creating a wireless power standard.
WINNERS: Power Supply or Case from FSP Group USA
Nov 15, 2012 - in News
Seasonic Reveals New and Improved X-Series Power Supplies
Oct 31, 2012 - in News
The newest generation to the Seasonic X-Series power supplies improves on reliability and performance while maintaining its high quality 80 Plus Gold label.
Chip Industry Not Ready for U.S. Conflict Minerals Law
Oct 27, 2012 - in News
IHS has said that only 11.3 percent of a total of 5,994 companies have complied with the requirements of the U.S. Conflict Minerals Law so far.