The Power Supply Unit tier list Discussion thread

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Tell me about it. One day my head is going to explode from threads like this.

Feel free to jump in. I can't really add anything else constructive. It always ends up in an "I told you so" moment when the PSU goes down, but it's hard to get that point across.
 


I use to argue with these guys all the time(especially with the Raidmax users). But in the end it's just easier to wait for them to come back on and look at the carnage.
 
Yes I am aware of the evils of Raidmax equipment. never trust a company that cant even make a basic case right.
The Corsair CX models however are fairly average. So I was confused at the previous comments, I thought perhaps they had shifted in quality. I know name brands casually change manufacturers and their units can nose dive down the tiered list.
 


The Corsair CX units have usually done fairly well in initial testing but there are many reports of them dying early when stressed due to the cheap capacitors failing. And then the CX 750 failed in testing from HardOCP.

http://www.hardocp.com/article/2015/01/21/corsair_cx750_750w_power_supply_review/9#.VOTWXC6rGT0

There are almost always better units available for the same price.
 
Nah, they've always been bad. There just haven't always been a lot of really great units to compare them to. There used to mostly be really great, or really crappy, without much gray area. Corsair CX models could be construed as being in that gray area, hence the Tier 3 listing, if it weren't for the exceptionally high number of them we see cause issues. I realize that when a company sells twice as many units as competing units, you're likely to see twice as many failure rates, but I think it goes beyond that.

I almost have to believe that the jonnyguru units that were reviewed were choice units that were hand picked since other reviews, and the failure rates we see, don't seem to support even a Tier 3 ranking, especially when used with gaming cards or overclocked rigs.

 
I used to buy a lot of CX units for my job because it was the best I could fit into the budget. Fortunately I have not had any problems with those units so far. These days my budget has increased and I started getting Rosewill Capstones.

I know Raidmax units are infamous for causing system damage when they fail, would the Corsair CX power supplies have similar issues or do they simply fail?
 
Millions of unwary customers will buy it because it says EVGA on it.

Thousands of those people will post on forums with freezing, crashing, graphics card related problems.

The few dozen of us that know better will be left sighing.
 
As the list currently is arranged, I think they are ok at Tier 3 as that should be the standard tier for mainstream budget machines, but I think there ought to be an additional notation outlining the fact that in addition to not being recommended for overclocked rigs, they are also not recommended for use with aftermarket gaming cards or other high end components that require PCI power like some of the soundcards that take six and eight pin connections.

But that's just my thought and might not necessarily reflect, well, anything. Heh.
 
The tier list is currently, um, on hold. Not too sure what's going on with future updates. Also, jonnyguru was working on a version as well, and I'm also not sure what happened with that. Hopefully we'll see something new on either or both fronts in the near future.
 


You should ask Xigmatek why their PSU warranty period is so short when compared to their competitors' products.

A 3 year warranty on all their 80 PLUS Platinum, Gold and Silver models certainly doesn't inspire confidence in expected product longevity or reliability. The rest of their PSU models have 2 years or less.

Most of their currently available models use Andyson as the OEM. That's an OEM that I will always avoid.
 


Awesome job man. I'll change the link in the sticky!
 


That was pretty much the criteria I used when I got this Seasonic Platinum 660w XP2. Any tier 1 unit in the 650w range will do though.
 
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