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Can You Have Too Much Wattage Power Supply


Almost any PSU is very inefficient when you draw less then 20% of max rated power from it. Almost any PSU has less than peak efficiency when you draw close to the If you have specific power hungry components, check the power supply requirements with the manufacturer. Advertisement Recent Posts A little help please C1ph3r replied Feb 2, 2017 at 2:53 AM DNS server not responding etaf replied Feb 2, 2017 at 2:49 AM Advent Monza T100 restart awZomePIGNov 4, 2012, 3:58 PM outlw6669 said: Plug in your system specs Here, chose 20% capacitor aging and hit calculate Make sure to get a quality Corsair, PCP&C, Seasonic, OCZ or http://linux4newbie.com/power-supply/power-supply-keeps-burning-out.html

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. Thanks to HowStuffWorks for the information. Most computers use standard ATX power supplies. Let us use the 90v example to cover any instance of that.

Can You Have Too Much Wattage Power Supply

Browse other questions tagged hard-drive power-supply or ask your own question. If you overclock, it is even more important to have a high-quality power supply that can handle the extra load. Running two of the cards can easily require a power supply that can sustain at least 750W or more of total power output.Can My Computer Handle This?I frequently get questions from Example: If your 1200W supply has a 80 PLUS label on it, it will supply probably 1200W but will consume 1500W.

So you are charged 480watts that your pc used + resistance depending upon your voltage*(in a minute…) If your pc uses 480watts… it uses 480 watts worth of power regardless of Examples of such times are playing graphic intensive 3D games or doing video transcoding. masterjawJan 27, 2010, 8:03 AM ^ It would depend on the quality of that 420w PSU of yours. Power Supply Not Enough For Graphic Card solved How powerful of a Power Supply do i need?

PCs have dynamic loading that varies from idling to maximum and everywhere in between. HinesGameZ, Aug 12, 2016 #1 Sponsor metallica5456 Andrew Joined: Apr 1, 2013 Messages: 7,483 if youre budget mined, go with a corsair CX series 400-500 W.....your MINIMUM here would probably A typical desktop PC that didn't come with a dedicated graphics card will usually have between a 300 to 350W unit with around 15 to 22A rating. Now you know if you buy a PSU close to this range you get AUTOMATIC protection from flucuations in power SOURCE and your power supply output ratios STILL PROVIDE ADEQUATE POWER

In the example above, 444W divided by 12V gives you 37A. Weak Power Supply Symptoms I think you 800W supply will be sufficient, but it won't guarantee you safety. Thanks for the info. I always count 60% of the capacity as the truly maximum capacity.

  1. Do not trust specifications such as "Efficiency: 80% to 85% Efficiency Typical" that are not 80PLUS certified. 80 PLUS is an independent standard test.
  2. Summary: Buying a Power Supply that Cannot Deliver Enough Power How much power do I need?
  3. Also, it's best to give yourself about 25% headroom on your PSU, as running full bore will likely cause similar issues.
  4. The preceding numbers assume a resistive load, linear behavior, etc (all unrealistic of course).
  5. Here are the recommendations for the minimum combined 12V rail amperages (and their relative PSU wattage rating) for various size computer systems: Small Form Factor - 15A (250W)Mini-Tower - 25A (300-350W)Mid-Tower
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  9. Let's do some maths here to compare a 70% efficient power supply and a 85% efficient one, two efficiency level commonly found in computer power supplies.
  10. However note that the PSU draws AC power from the wall socket, converts it to some other DC voltages, and provides those to your system.

What Happens If Power Supply Is Too Weak

SeaSonic SevenTeam Silverstone Thermaltake: Only their Purepower and Toughpower series. The number 1 point in this article is power, measured in Watts (W). Can You Have Too Much Wattage Power Supply solved Most powerful graphics card for Dell Optiplex 755 minitower with added 500w Power Supply solved Power Supply & GTX 780 Powerful enough for Triple Monitors? What Happens If Power Supply Is Not Enough For Graphics Card Then you have hard drives, optical drives that use either SATA or Molex 4-pin connectors and fans that use molex connectors.

If you're not already familiar with forums, watch our Welcome Guide to get started. http://linux4newbie.com/power-supply/power-supply-switch-on-off.html If it can be modded, optimized, repurposed, or torn apart for fun he's interested (and probably already at the workbench taking it apart). I've had it happen. Gaming PC Budget High-End Extreme HTPC - SFF Gaming PC Budget: $300-500 Mainstream: $600-1100 High-End: $1800 Workstation Entry-Level: $600+ Mainstream: $1150-1800+ High-End: $4000-$10000+ Q&A Additional Resources Blogroll Glossary Sitemap What is What Happens If Your Psu Is Too Powerful

Most will just list the recommended total wattage of the power supply but the best is when they list the minimum number of amps required on the 12V line. In the process, it might fry one or several parts in your computer too. Thus if you get a PSU which is ‘just large enough' or ‘way to big' it is likely to be less efficient. [But note that your PC does not consume a click site Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the

Most people estimate their load and then buy a power supply according to their load The_Bill88Jan 26, 2010, 6:41 PM whats a good way to estimate your load? Is It Safe To Install A Higher Wattage Power Supply In My Computer Once again, make sure you have enough connectors. No, you can not damage your system by having a powerful PSU and a small load.The PSU will still output the same 12v, 5v or 3.3v regardless of the load (up

A 1 A load on 220 VAC dissipates 220 Watts.

Of course, there is a limit on how many components will run off of a power supply. 400W is very standard and only really designed to cope with a couple of November 28, 2012 Frank wow - so much uninformed discussion … all you need is a plug-thru meter (cheap from supermarket/hardware stores) to tell you how much power you're using at Probably 99% of the time a computer is being used, it is not being used to its maximum potential and as a result will draw much less power than the maximums. What Happens If You Go Over Your Computer's Psu Watts I have a 420w power supply would that be ok do u think?

Can you spot the difference? Hard drives do tend to get very hot, to the point that they burn your fingers - this is pretty normal. January 13, 2013 John Seems there is some confusion here also in the sense that a basic formula is amps x volts = watts. navigate to this website Single or Multiple 12v lines?

See the following pictures, which I’ll use for a comparison at the same. solved My grapics card dies a lot, do I need a more powerful power supply? I used to be a computer technician and would get calls where systems would have irratic symptoms… and these are common to inadequate (under-powered) power supplys. It is the combined total power output of all these lines that make up the total power output of the power supply.

This matters to me at the moment, as I'm about to add a 5 v. Why? Note that this is not the true-complete formula used (that is too complicated for many people…) but a part of it… we all can use.