fx 9590 power requirements

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mynameisadam

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Feb 25, 2014
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im thinking about upgrading my processor to a amd fx 9590 from a 6300 (need a lot more cpu power) and i am wondering im running a msi r9 280x amd a superflower leadex gold 650w will it all power ok? i don't want to upgrade and have a power issue.

thanks in advance!
 
Overall, the FX-9000's are not worth the money. They require high-end cooling (Even AMD recommends water cooling), run hotter (220W's), and only work with certain 990FX motherboards. With that being said, what programs are you running that requires more CPU power?
 
im running a gigabyte 990fxa-ud3 rev 4.0 it supports the 9590 i have a boxed h100i. i render hd video and some 3d rendering in 3ds max when i built the rig it was just for a little gaming now i need it for work too
 
Hate to necro an old thread, but your 650w PSU is NOT enough. AMD recommends a 1000w PSU minimum for the 9590 and a single high end graphics card like a 390x or Fury.

That's the problem with AMD. Yeah, the CPU itself is about 50% cheaper, but the platform has less features and is 50% more expensive. A CPU from the 8370 to 8320e range combined with a low end 990FX board is where AM3+ really shines in my opinion.

TBH I'd really like to see an AM3+ Steamroller or Excavator platform with all new the features from FM2+, and some high end features that you find on Intel's x79 like 8DIMMs and Quad Channel DDR3, M2 slots, TrueAudio on-board, and so on...
 


Recommendations are tinker toys. If the 9590 uses 220W, the 280X about 200W, the whole system will never even consume 500W.
 


That's like saying all you need is a 350w psu for an i7 6700k and a 980 TI, cause the 980 Ti takes 250w and the i7 takes 91w. Good luck with that.

Also, the 280x is a middle of the road card. The 390x and Fury consume 280 to 320 watts. Quite a bit more if your card is factory overclocked and up to twice that if you try an extreme overclock. Not all of a PSUs watts are on the 12v rail either. This means that without overclocking you'd still need 600w PSU with a single quality 12v rail and good design just to power it up. You also should want your PSU to be in it's peak efficiency range so you aren't wearing out the components. If the whole system pulling 500-600w then something like 700-800w PSU is ideal to put this system in that ballpark.

Another concern is that many PSUs are rated for XXX watts of "peak power" which really should be criminal as what the unit can continuously handle over a long time can be much less than that. Even after all of that, what you should be paying attention to isn't wattage but the total amperage available on the 12v rails, not the total combined wattage all the rails provide combined. There are even 1000w CPUs that will blow sparks with something like a 390x or Fury X in them ALONE, because they use crappy quad rail designs.

TBH I would say any single rail Tier1 or Tier2 PSU over 800w would be ideal for most any single GPU setup up to and including a Fury X, 700w for a middle of the road card.
http://www.tomshardware.co.uk/forum/id-2547993/psu-tier-list.html
 
Ahh crap. I misread the question as being what kind of PSU he should buy, not whether it could handle the upgrade.

I looked up the PSU. I still wouldn't do a brand new 9590 build with it if only because I really like the prospects of Grenada more than GM204, but yeah I suppose with his current system that's fine.

You're right, it's a single rail rated for almost as much wattage as the PSU itself, and it's rated for continuous use.

Some useful info...
https://forum-en.msi.com/faq/article/printer/power-requirements-for-graphics-cards
 
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