View Full Version : FSP 400w Power an X1900XT?
masakabassist
11-20-07, 03:56 AM
Hey,
Just wondering would a 400w Blue Storm series PSU power an X1900XT GPU, P4 CPU and 1GB of Corsair XM PC3200 RAM? This is an e-machines job that im helping a friend to tune up.
Thanks :)
Oklahoma Wolf
11-20-07, 07:57 AM
I wouldn't even try on that PSU... 12V1 should handle the CPU ok, but that video card will leave it with just about nothing on 12V2 for drives and other stuff, if it works at all.
masakabassist
11-20-07, 09:38 AM
What would you reccomend instead, whilst trying to keep the price as low as possible without ending up with a dangerous PSU.
Thanks
Oklahoma Wolf
11-20-07, 10:10 AM
Corsair VX450 will do it, and is about as low as I'd go on the wattage, and only because it's a single 12V design. You could also get by with an Earthwatts 430W or 500W, but they wouldn't be my first choices (the Corsair is only about $15 more than the EA430, and better quality than the more expensive EA500).
Immortal_Hero
11-20-07, 10:16 AM
I second OW's VX450 recomendation.
I ran that card on a x1900xt and cd2 with a mild OC, the 400 watt bluestorm. it wasnt my choice my friend wouldnt shell out for a more expensive PSU. I believe that unit had two 12v rails a 14 and a 15amp. Needless to say after i warned him of the what I thought was the inevitable failure it proved me wrong. It ran for 6 months like that without issues and his son gamed on it daily. The PSU is now in a rig with a e4300 at 3.0v and a 7950gt 512mn card and still going.
masakabassist
11-20-07, 04:04 PM
Hmm do I trust it though. I wouldn't want to be responsible for taking his rig out just to skimp on a fundamental part of a system :/
yeah i was not recommending it, just telling of my tale with the psu.
I would get a 450 corsair and up. its not watts its the single 12v rail and the clean power of the corsair units.
firstly I would recommend a Corsair VX450W, if you're looking for something a little cheaper, and solid, the Hiper Type R 530W is also a good PSU, and cheaper than the Corsair.
Looks like the 400W has around 28-29amps on the 12v rail. Enough for what you want to do.
Super Nade
11-20-07, 07:06 PM
I can tell you from first hand experience that the Bluestorm (even the AX500A) won't handle crossloads very well. You can see the rails bouncing around when crossloaded. My rig consisted of A64 3500+ Newcastle, 6800GS SLI, 1 HDD, 1CDRW, DFI-NF4, Value RAM.
Oklahoma Wolf
11-20-07, 07:53 PM
Looks like the 400W has around 28-29amps on the 12v rail. Enough for what you want to do.
Not for a video card that will be sucking 12A by itself off the 12V1 rail, which is OCP limited to 14A IIRC on this model PSU. It may or may not work, but lifespan will be significantly affected on these low end FSP units.
Not for a video card that will be sucking 12A by itself off the 12V1 rail, which is OCP limited to 14A IIRC on this model PSU. It may or may not work, but lifespan will be significantly affected on these low end FSP units.
Did not see it had individual OCPs on each 12V rail. The Corsair 450W VX which is made by Seasonic has 33amps on the 12v and is $59.95 with $10MIR from Dell.
Corsair 450W VX PSU Link (http://accessories.us.dell.com/sna/productdetail.aspx?sku=a1262687&cs=19&c=us&l=en&dgc=SS&cid=25682&lid=585555)
burebista
11-21-07, 01:56 PM
I know someone who runs a E6750 @3GHz and a 8800GTX stock on a 400W BS.
Until now is fine (about 3 months) but I strongly suggested him a Corsair VX450 or a Fortron BSII 500.
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