Is the power supply enough?

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Evgeny Trofimov2014-11-29 21:23:43

Iron

Evgeny Trofimov, 2014-11-29 21:23:43

I'm going to buy a new video card, Radeon R9 280x or Radeon R9 290. The manufacturer recommends a 750w PSU.
Now I have an FSP Group ATX-600PNR 600W power supply.
Based on the power calculator from MSI, I calculated that my system will eat about 530w with these cards.
Is this enough? It's just that, as far as I understand, it is unlikely that my PSU produces pure 600w ...

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4 answer(s)

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Melkij, 2014-11-30
@melkij

How much does the system eat with R9 290: fcenter.ru/online/hardarticles/videos/36607#05 (and this is from the outlet, we subtract the efficiency of the power supply, separate close attention to the processor used and overclocking)
If you had a 500W power supply - this would definitely be enough for the eyes. But I can’t vouch for this re-marked 450W, it may not be enough at the peak. www.overclockers.ru/lab/61275_3/Obzor_treh_blokov_...
Disks (if not a dozen of them), memory (even 8 slots), coolers (yes, at least a dozen), motherboard - it's all garbage. Give out 100 watts in bulk and they will all be happy.
r9 290 under 300 watts at peak, per watt percent that way 50-60 ( fcenter.ru/online/hardarticles/processors/30175#13attention, again, this is from an outlet, and even with an installed video card; 100 watts is with all coolers, disks and other rubbish, with a processor! even after the efficiency of the power supply).
And a slightly outdated, but still relevant article: fcenter.ru/online/hardarticles/tower/26716

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Trow_eu, 2014-11-29
@Trow_eu

I have a PSU like 450 when calculating MSI for hardware somewhere around 430, I don’t remember exactly, but the difference is less than 50, I took the block and video a year and a half ago, there are no problems. zalman block.
need to try.

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oia, 2014-11-29
@oia

to ask such a question, it would be worth describing the mother of the percentage how many screws there will be and which ones, how many RAM slots will be occupied, what kind of cooling, it's just all guesswork on the coffee grounds
so offhand I can say that everything will work

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Alexander Litvin, 2014-11-30
@litalex

it all depends on how much your PSU gives out in real life + you need a configuration of all components. But in any case, I would recommend a PSU with a margin of at least 150w. Then any errors will not be critical.