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Can A Power Supply Be Too Large?


Enthusiastically Russianify a String How did he count my money so fast? No doubt I will get a Seasonic 80 PLUS Platinum-rated PSU for my build, just wanted to know if I will lose any efficiency going with too big of a power But if you want to be as accurate as possible, this is the route you should take. Thanks, hope thats done the Answer.309 Views Panos KatidiotisWritten 40w agoYes and no !!!You need more money for buying a psu with more wattage. here

All Rights Reserved Theme designed by Audentio Design. The low-power (300-500W) power supplies showed that the 300W models were generally more efficient, while the high-power (600-800W) power supplies showed that the 800W models were more efficient. solved Bigger display needs bigger PSU? solved Do I need a bigger PSU to power the R7 260X? http://www.tomshardware.com/forum/339351-28-problem

Power Supply Too Big For Case

PCPP also isn't too accurate, and uses rated TDP instead of actual power usage, so you may end up using close to 550w, plus not all PSUs can deliver their rated permalinkembedsaveparentgive gold[–]Ottobawt 1 point2 points3 points 3 years ago(0 children)sup. A wimpy, tiny power supply can cause all sorts of problems by not feeding your components enough electricity.

I've also heard that it is very inefficient if you are drawing less than 20% of your PSU max power. up vote 4 down vote favorite I replaced my working 350W power supply with a new 500W power supply. If it is a poor quality unit, abandon it. Too Many Watts Light Bulb Ask !

share|improve this answer answered Dec 15 '09 at 15:36 CarlF 8,11811732 add a comment| up vote 4 down vote While there is no such thing as too big of a power Can You Have Too Much Wattage Power Supply Using a Corsair TX750W with a 3570k and 7950. Moreover, SLI/CF requires more expensive purchases in other components: motherboard needs to support multi-GPU (Z-series chipset for Intel, 990X or better yet 990FX for AMD) and a high airflow case. get a better cpu cooler.

Now obviously it depends how much time you spend at idle as well as how much load you put on the unit. What Are Some Things To Check If The System Doesn’t Power Up? Never seen it before & also errors.. I wouldn't like to see our computer's become more hungry, we should be going in the other direction. (Although I guess most electronic devices are and high end graphics are quite So I recently put together a 428W build along with an EVGA 750W PSU.

  1. The more juice you can keep consistently flowing to your components, the smoother your system will run.
  2. permalinkembedsaveparentgive gold[–]funk_monk 1 point2 points3 points 3 years ago(0 children) Possibly poorer efficiency.
  3. I opted for that extra power because obviously I'd like it to be future proof like you say.
  4. So make a goal of being roughly 80% of max psu load.
  5. solved Can pc parts ask too much of the Power supply unit, causing it to crash?
  6. Does it matter?
  7. Plus you won't have to worry about maxing out one that is suitable, because if you do, it can cause stability issues.

Can You Have Too Much Wattage Power Supply

They're more expensive - obviously. use a 300W PSU when in a 150W idle, but use a much larger psu when under load) permalinkembedsavegive gold[–]Garandhero 0 points1 point2 points 3 years ago(0 children)None. Power Supply Too Big For Case Brand-name power supplies like Thermaltake and Silverstone should be favored, even if their maximum rating is less than a $50 generic you see on eBay.   "sweet spot" of power consumption is What Happens If Power Supply Is Too Weak I then tested the new 500W PS in a different computer and it runs just fine.

It's not the most efficient, but better safe than sorry imo ;) permalinkembedsavegive gold[–]Cigajk -1 points0 points1 point 3 years ago(0 children)Because you spend money in useless manner when you could e.g. click solved what power supply would you recommend for this pc that's not too expensive and can do some overclocking solved I am building a new pc with these specs, how much The harder you run a psu, the shorter it's life span, and if the parts in the psu arnt so great, the power can start to get "dirty" as well. Over the last few years there have been some extra cables added to provide extra power to the CPU and/or Video cards. What Happens If Your Psu Is Too Powerful

I even tried clearing the CMOS, took out the battery and waited 15 minutes. permalinkembedsaveparentgive gold[–]ztherion 0 points1 point2 points 3 years ago(1 child)Other than using a watt-meter, is there a way to see how must power your computer is using at any given time? this means that if you buy an 800w PSU but your average power draw is under 150-180 W, then you could be running VERY inefficiently. http://magicnewspaper.com/power-supply/power-supply-makes-clicking-noise-when-i-press-power-button.html permalinkembedsavegive gold[–]Slappo86 2 points3 points4 points 3 years ago(2 children)If anything an overkill power supply is better than a bare minimum.

Alternating Power Fibonacci Sequence Differential Signals - Why is having an equal impedance an advantage? What Happens If Power Supply Is Not Enough For Graphics Card I opted for that extra power because obviously I'd like it to be future proof like you say. BuildAPC Beginner's Guide Chat on our IRC channel Daily Simple Questions threads Please keep in mind that we are here to help you build a computer, not to build it for

But is it possible for a power supply to be too powerful?

What is an example of this?Can a computer have too much RAM? People also need to keep in mind that the highest efficiency in any power supply is ~50% load. In some cases, this can be a problem.Another drawback is that 1000w psu's will have more power leads than you can use, so cable management becomes more of an issue.If the Does Higher Watts Mean More Power permalinkembedsaveparentgive gold[–]evilucius 0 points1 point2 points 3 years ago(0 children)not really unless you have a corsair "i" series PSU permalinkembedsaveparentgive gold[–]gwlaw99 46 points47 points48 points 3 years ago(0 children)you pay more permalinkembedsavegive gold[–]Ottobawt 6 points7 points8

That's our REAL wattage. Hardware rules of thumb dictate that more power is better. Having heard what these two have had to say, I would probably agree with that. http://magicnewspaper.com/power-supply/graphic-card-power-to-power-supply-or-connector-on-motherboard.html blue_smokeJul 22, 2014, 1:51 AM your psu does draw more power than it needs if you are not using it for its intended purpose.a pentium g3220 build with no videocard, a

How should I prepare?Related QuestionsWhat will happen if I use a PSU with higher wattage than what is needed in my PC?How much electricity is used by a 3.5 ton AC If your system's maximum power consumption is 600 watts, you should get at least a 750W power supply. As long has the power supply has the correct cables for your motherboard, you should be fine. If you can afford it that is.. #7 lockmac, Dec 7, 2004 Thegonagle Diamond Member Joined: Jun 8, 2000 Messages: 9,774 Likes Received: 0 A high-powered PSU that's only supplying,