In this Holiday Buyer's Guide, we will be evaluating and recommending desktop PC power supply units. We should clarify that the selection of a PSU is based on parameters both objective (e.g. wattage, performance) and subjective (e.g. design, modular cables). That makes it very difficult to limit the selection of a PSU to just one per possible target class. We will be recommending at least two options for each market, based on objective parameters and our subjective opinion. Before we get to the power supplies, we want to dispell a common misconception among users – that a high wattage PSU will be better. That is not necessarily the case, because all switching PSUs are designed so as to deliver their maximum efficiency at about half-load...

Corsair AX1500i Power Supply Review

For those that do will not settle for anything less than the best, Corsair has their gigantic AX1500i power supply. This is their new 1500W flagship behemoth, and it's...

52 by E. Fylladitakis on 9/11/2014

be quiet! Power Zone 850W CM Power Supply Review

be quiet! is a German company that specializes in low-noise computer PSUs and coolers, and they are slowly making their way into the North American market. Today we have...

20 by E. Fylladitakis on 8/14/2014

SilverStone NightJar NJ520 Power Supply Review

Most PCs don't require a massive power supply capable of 750W or more sustained output, and even the 500-550W models can be overkill for many users. Today we'll be...

41 by E. Fylladitakis on 7/8/2014

EVGA Supernova 850 G2 Power Supply Review

Diversification is an important strategy for any company that wants to continue to grow, especially if their initial market segments become saturated. We've seen motherboard, memory, and now graphics...

20 by E. Fylladitakis on 5/30/2014

Corsair RM1000 Power Supply Review

Corsair has a good reputation for their PSUs, and today they are among the most popular choices for gamers and enthusiasts. The RM1000 is the first PSU from Corsair...

53 by E. Fylladitakis on 4/24/2014

How We Test PSUs - 2014

After a lengthy hiatus, we're back with a new PSU and case reviewer. As we kick off our revised power supply testing and reviews, we wanted to cover the...

49 by E. Fylladitakis on 2/28/2014

Analyzing Power Use: 80 Plus Bronze vs. Platinum

I’ve been toying around with updating my computer lately, and one of the topics I wanted to look at was the choice of power supply. For the most part...

77 by Jarred Walton on 10/30/2013

Rosewill Fortress Platinum 450W

Rosewill is a familiar name here at AnandTech. It's Newegg's in-house brand, through which they sell products such as notebook accessories, peripheral equipment, cases and power supplies. Their stated...

26 by Martin Kaffei on 9/14/2012

350-450W Roundup: 11 Cheap PSUs

Today we're looking at some inexpensive ATX power supplies with a low output power. In most cases there is no need for a 1KW power supply when 350W to...

65 by Martin Kaffei on 7/3/2012

In Win GreenMe 650W

In Win sent us their newest model GreenMe rated at 650W. Billed as an eco-friendly alternative to the common PSUs, In Win boasts about the reduced energy costs associated...

62 by Martin Kaffei on 6/6/2012

PC Power & Cooling Silencer Mk III 400W

We have already reviewed quite a few PC Power & Cooling products on AnandTech, but this time we will be looking at their first series with modular cables and...

17 by Martin Kaffei on 5/19/2012

Codegen P-Case 460W - Low Price, Poor Quality

Today we will review a Codegen PSU. This product is not available in the US as they sell it in some European countries only, but it's still a nice...

27 by Martin Kaffei on 4/27/2012

FSP Aurum Xilenser AU-500FL 500W

FSP is one of the largest manufacturers for OEM power supplies and adapters. Now they're launching a new fanless series, the "Aurum Xilenser", for users that want absolute silence...

41 by Martin Kaffei on 4/20/2012

Corsair TX vs. OCZ ZT 550W

In this review we will compare two almost identical products from OCZ and Corsair. Even so, there are still some differences between the offerings. With 550W both PSUs deliver...

42 by Martin Kaffei on 3/26/2012

Rosewill Capstone 450W and 650W 80Plus Gold

We tested the Hive 550W a short while ago, and now Rosewill is following up with their Capstone series, which should be more efficient (80 Plus Gold certification). In...

33 by Martin Kaffei on 3/21/2012

Rosewill Hive 550W

Rosewill sent us their newest model Hive with 550W. The rated power makes these models good for most common GPUs as well as powerful CPUs. Features such as 80...

30 by Martin Kaffei on 3/17/2012

XFX 1000W Pro Series 80 Plus Platinum

We've recently tested the first 80 Plus Platinum PSUs to hit our labs, courtesy of Seasonic and Enermax. Both were good if expensive PSUs, and next up on the...

29 by Martin Kaffei on 3/1/2012

Seasonic Platinum Series 860W - Platinum without the Fuss

In a short time we've seen quite a few companies come out with their first 80 Plus Platinum power supplies. A couple weeks ago we reviewed the Enermax Platimax...

68 by Martin Kaffei on 2/24/2012

Enermax Platimax 750W - 80 Plus Platinum Arrives

Since the introduction of the 80 Plus certifications, we've seen a slow but steady trickle down effect where labels that were once reserved for the highest of the high-end...

48 by Martin Kaffei on 2/10/2012

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