Power Supply Reviews

NZXT E850 850W Power Supply Review
September 11, 2018 by eXtreme Outer Vision

The E-series PSU's tick all of the boxes, from performance, to features, to build quality and even value. It's a very aggressive set of units and we can't wait to see where NZXT takes this new lineup in the future.
be quiet! Straight Power 11 850W Power Supply Review
April 27, 2018 by eXtreme Outer Vision

The BeQuiet Straight Power 11 stands as a decided improvement over the Straight Power 10 range. The units are all 80 Plus Gold certified and range from 450 watts to 1000 watts.
Enermax MaxTytan 1250W Power Supply Review
April 6, 2018 by eXtreme Outer Vision

The MaxTytan is the new flagship range from Enermax ranging from 700 watts to 1250 watts. Relying on past design success, Enermax has included its patented 140mm Twister Bearing fan.
Gamdias Cyclops X1-1200P Power Supply Review
March 24, 2018 by eXtreme Outer Vision

The GAMDIAS Cyclops has been a refreshing new entry into the PSU market. It's not for everyone and GAMDIAS isn't trying to make it for everyone. It's built for gamers by a company who is passionate about providing the best gear for the competitive player.
Enermax Platimax DF 1200W Power Supply Review
December 20, 2017 by eXtreme Outer Vision

The Enermax Platimax D.F. is a 1200w fully modular power supply. You may have guessed by the name Platimax, that this is an 80 Plus Platinum rated unit. This allows the Platimax to perform at up to an impressive 93% efficiency while under load.
EVGA SuperNOVA G3 1000W Power Supply Review
October 12, 2017 by eXtreme Outer Vision

The improved ripple control that has been touted with this unit has proven to be very impressive. All things considered, this unit has blown us away when it comes to performance.
be quiet! SFX L 500W Power Supply Review
August 29, 2017 by eXtreme Outer Vision

The be quiet! SFX L Power has been an interesting unit. It's the first SFX-L form factor unit that we've ever had on the bench and it does a few things differently for be quiet! as well.
be quiet! Straight Power 10 700W Power Supply Review
June 19, 2017 by eXtreme Outer Vision

The BeQuiet Straight Power 10 700w CM is a semi modular power supply. The Straight Power 10 is 80 Plus Gold certified which allows the unit to run at up to 92% efficiency while under load.
Enermax Revolution SFX 650W Power Supply Review
April 18, 2017 by eXtreme Outer Vision

The Enermax Revolution SFX 650w is a fully modular SFX form factor unit. Both units in the Revolution SFX lineup are 80 Plus Gold certified which allows the unit to run at up to 92% efficiency while under load.
Seasonic Prime 650W Titanium Power Supply Review
February 25, 2017 by eXtreme Outer Vision

The Seasonic Prime 650w is a fully modular unit which holds the impressive 80 Plus Titanium certification. This means that the Seasonic Prime is guaranteed to achieve 94 percent efficiency at 50 percent load. This is the most efficient unit we've seen on the test bench and I am eager to find out what else the Seasonic 650w Prime has in store for us.
Antec High Current Pro Platinum 1000W Power Supply Review
November 30, 2016 by eXtreme Outer Vision

All Japanese components and a unit built by Delta, what more could you ask for? This is a premium unit and it really shows through both the design and build of the unit.
be quiet! Dark Power Pro 11 850W Power Supply Review
October 25, 2016 by eXtreme Outer Vision

The Dark Power Pro 11 is an 80PLUS Platinum certified PSU that boasts up to 94% conversion efficiency. Today we are taking a look at the 850w variant, but the feature set remains consistent across the range.
EVGA SuperNOVA 850W P2 Power Supply Review
September 11, 2016 by eXtreme Outer Vision

The SuperNova 850 P2 is backed by 100% all Japanese capacitors and an unbeatable 10-year warranty with some of the best customer support in the business. The SuperNova P2 positions itself to be a fantastic offering by EVGA and stands tall as a clear representation of the company's values and vision for the market.
Enermax Digifanless 550W Power Supply Review
September 7, 2016 by eXtreme Outer Vision

The Enermax Digifanless is a 550w digital power supply that relies entirely on passive cooling. The unit does not contain a single fan, which presents a bold statement by Enermax. The Enermax Digifanless is touted as the worlds first digitally controlled fanless power supply with an 80 Plus Platinum certification.
Corsair SF600 600W Power Supply Review
August 7, 2016 by eXtreme Outer Vision

The new SF series aims to provide maximum performance with the highest reliability in an SFX form factor. Despite being a niche market, Corsair chose not to cut corners here by providing the SF series with a full feature set similar to most ATX form factor PSU's.
Enermax Revolution X't II 650W Power Supply Review
July 28, 2016 by eXtreme Outer Vision

Enermax, a company often known as trendsetters in the power supply industry, are recognized for their use of high quality components, practical innovation, and rock solid reliability. They have established a reputation for excellence amongst both consumers and enthusiasts alike. Today, they are looking to continue that trend as we take a look at the next generation of their popular gaming and enthusiast power supply line, the Revolution Xât II.
SilverStone ST75F-PT 750W Power Supply Review
January 26, 2016 by [H]ard|OCP

SilverStone is a long time favourite of many HardOCP readers and editors. We have more than a few in service in the Underground Bunker. Today SilverStone serves up a 750 watt PSU that puts it in the middle of the most competitive PSU enthusiast segment there is.
Thermaltake Toughpower DPS G 1050W Platinum Power Supply Review
January 13, 2016 by [H]ard|OCP

While this computer PSU's marketing skips right to the green-speak, it is feature packed in terms of hardware and software, but as always we want to know what it does when it is under load and serving up the over 1 kilowatt of power that it promises on its label also claiming exceptional efficiency while it is doing it.
FirePower Fatal1ty 750W Power Supply Review
December 29, 2015 by [H]ard|OCP

The Fatal1ty Series PSUs by Firepower Technology may seem to be something new in the world of computer power supplies, but really it is not. That said, Firepower is somewhat new in the PSU world, so let's see where they are headed right now.
FSP Hydro G Series 750W Power Supply Review
December 21, 2015 by techPowerUp!

FSP recently released a new line dubbed Hydro G for gamers and modders who are after a nice-looking PSU. The features of this line include a fully modular design, semi-passive operation, and a set of exchangeable side stickers.
XFX XTR 850W Power Supply Review
December 17, 2015 by [H]ard|OCP

XFX is targeting serious gamers and hardware enthusiasts with its new XTR Series of PSU. XFX suggest other power supplies do not always deliver, "The Wattage you see isn't always the wattage you get." We will certainly find out if that is true with the XTR 850W PSU delivers the power and efficiency it promises in its marketing.
Cooler Master V Series 550W Power Supply Review
December 14, 2015 by techPowerUp!

Cooler Master has thus far included three high-end V units by Seasonic with fully modular cabling designs and four mid-end VSM units featuring semi-modular cabling designs by Enhance Electronics in its portfolio.
Antec EarthWatts Platinum 750W Power Supply Review
December 10, 2015 by [H]ard|OCP

The Antec EarthWatts series of computer power supplies is not truly aimed at the hardcore highend enthusiast, but it certainly ticks some checkboxes that many enthusiasts will find of interest. Namely, Antec states that it is up to 93% efficient. Given that efficiency we should see this 750 watt unit come in at "quiet" levels as well.
Corsair RMx Series RM1000x 1000W Power Supply Review
November 17, 2015 by techPowerUp!

Corsair RMx Series 1000W Power Supply Review Corsair adds to its portfolio with yet another PSU line, the RMx series - the RMi line without the digital interface or an FDB fan in order to reduce cost.
Zalman ZM1000-EBT 1000W Power Supply Review
October 20, 2015 by techPowerUp!

Zalman just released a new PSU series with 80 PLUS Gold certified models. The ZM1000-EBT we test today is based on a Sirfa platform and promises good performance, along with reliable operation.
EVGA SuperNOVA 650 G2 Power Supply Review
October 5, 2015 by techPowerUp!

EVGA recently added units featuring 550 W and 650 W capacities to their SuperNOVA G2 lineup. Today, we will take a detailed look at the 650 G2 promising high performance and silent operation; a highly desired combination of features for most users.