Is my PSU powerful enough for my new setup?

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24 Jun 2006
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Just realised there's no PSU section on here!

Anyways, I currently have a Tagan 480W PSU which I've been happy with. I'm going to be upgrading to the following spec in a couple of months and wondered if the PSU is up to it?

C2D E6300 (going to overclock this as much as poss on air!)
2Gb DDR2-800 (probably Corsair XMS2)
Asus P5W DH mobo (unless something better comes along)
HIS X1900XT (not overclocking for now)
..possibly an X-Fi but it's a bit expensive for a few FPS in games.

The rest of my system is unchanged in WD Raptor 150Gb, 80Gb Maxtor, Freeview card and 2x120mm case fans (Coolermaster Mystique case).

Will it be enough or should I be taking a bit more of my bonus to upgrade the PSU while I'm at it?

Cheers :D

Paul.
 
I'm running the following:
X2 4600 with an Epox 9NPA+SLI mobo, a HIS 1900XT, 2Gb of Geil ram, X-Fi Platinum, 2xPioneer DVR111, WD 250Gb sata hard drive and a Seagate 80Gb sata hard drive, Zalman cpu cooler plus a few case fans and cathodes on a Hiper 480 watt psu.
 
quality not quanty with psu.

I have run 6hdd 2 dvd with 6800gt and amd 2600+ on a FSP 350W psu with no problems before
 
Aye, it has been said before but don't exclusively rely on those wattage calculators, they are useful for a guide but the actual power available with a crappy generic 400 Watt PSU and a decent branded 400 Watt PSU couldn't be further apart, connect an X1900 XT to the former and it'd die, horribly, on the latter you'd prolly be fine.

What really matters is the distribution of power between the rails and whether what it says is available, is sustained or peak. For example the Tagan Easycon 480 specs a max output of 20 A on each +12v but that isn't 40 A total, that is 20 A available on each (assuming no other load). In total it can offer 30 A, which happily enough is what ATI recommend on the +12v rail for an X1900 XT.

http://www.tagan.com/pages/products/easyconS/TG-480-U15_Tagan_UK_mini.pdf

Connection to the system power supply is required:

* 450-Watt power supply or greater, 30 Amps on 12 volt rail recommended (assumes fully loaded system)
* PCI Express compliant power supply required. Connect directly to the power supply with a 6 pin PCI Express power connector
http://www.ati.com/products/radeonx1900/radeonx1900xt/specs.html
 
Thanks again people :) I've been pretty impressed with Tagan so far...my server has a Tagan 420W PSU and that runs 5 7200rpm HDDs in it as well....hopefully it'll be six soon when I can afford to RAID.
 
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