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Old 04-22-2008, 04:04 PM   #1 (permalink)
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Default How to Figure PS Requirement

How do u figure how much power is required to run ur system. My new system has what is listed below plus pata hd (200), floppy and 2 ide dvd burners. I hardly ever play games but might start playing a little more now that I have more speed; so my question how much pwr do I need or how to figure it.
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Old 04-22-2008, 04:46 PM   #2 (permalink)
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550 to be safe,
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Old 04-23-2008, 03:59 PM   #3 (permalink)
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U didn't answer my question but just tried to sell me one of yours; there's got to be a logical way to figure it out.
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Old 04-23-2008, 04:36 PM   #4 (permalink)
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Look up the specs for each piece of hardware and look for the max wattage or max power requirements for each device. Then add them up.
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Old 04-24-2008, 10:52 AM   #5 (permalink)
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There are a number of PSU calculators online that can make this task easier, but I suggest taking those recommendations with a grain of salt. They can provide good information, but are not always accurate. Video card manufacturers will also typically quote a PSU recommendation for an average system with their card. I have collated the official recommendations for current generation cards at Power Recommendations by Video Card
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Cheap PSUs - 2% of system costs, responsible for 28% of system deaths
As Sealed Stick was removed, lost or damaged, it shall be out of warranty validity.
- The "Warranty void if removed" sticker on numerous CoolerMaster PSUs.

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Old 04-24-2008, 03:32 PM   #6 (permalink)
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Based on ur figures how much more would the typical setup require, say 8600 gt=20a, then 2 dvd burners, floppy, and hd. Don't imagine the usb ports would require a lot of amps. I have not been able to find the amp requirement on the dvd devices but the hd says 1500Mamps and thanks for ur help.
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Old 04-24-2008, 04:01 PM   #7 (permalink)
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The 20A recommendation is for an entire (typical) system including an 8600GT, not just for the card.
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CPU: Core 2 Duo E6600 / MOBO: Gigabyte 965P-DS3 / GPU: Gigabyte HD4870
RAM: 2GB G.Skill F2-6400CL4D-2GBPK / HDD: 2TB Total HDD / PSU: Antec NeoPower 480W

Cheap PSUs - 2% of system costs, responsible for 28% of system deaths
As Sealed Stick was removed, lost or damaged, it shall be out of warranty validity.
- The "Warranty void if removed" sticker on numerous CoolerMaster PSUs.

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Old 04-25-2008, 12:13 AM   #8 (permalink)
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OK thanks, guess I have enough power then.
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Old 04-25-2008, 12:25 AM   #9 (permalink)
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Heres the best calculator I know of!!

http://www.extreme.outervision.com/p...ulatorlite.jsp
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Old 04-25-2008, 03:31 PM   #10 (permalink)
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Quote:
Originally Posted by g25racer View Post
Heres the best calculator I know of!!

http://www.extreme.outervision.com/p...ulatorlite.jsp
I would not hestitate to second on the link. Together with this, the power supply recommendations by graphic card on the forum database itself can serve a perfect combination when purchasing a power suppy.
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