Sep
30th

Estimated total system power consumption for this computer?

Author: Administrator | Files under Reviews

Phenom II x3 710 (stock)
790GX chipset
Radeon HD4770

It’s easy enough to find reviews for these components individually, but I haven’t been able to find any results using this platform. Anyone have any info on this?
I should have clarified.

I’m not concerned with choosing a sufficient PSU. I’m interested in finding any power consumption test results based on this platform (Phenom II x3, 790GX, HD4770).

as a general rule, you assign about
30 watts per core (90 here).
20 watts per harddrive
120 watts per graphics card
100 watts per motherboard.

In most cases, you want:
400 watt PSU for a dual core or less.
600 watt for a quad core
800-1000 watt for dual graphics cards.

The reason for getting more PSU than you need is because a PSU working near max is less efficient than one working at half capacity. also, PSU’s come with a limited amount of rails. usually, the better rails come with the higher wattage drives ("SLI-Ready!" means it has enough rails.)

I haven’t seen the specs on the PII’s, but I would guess you should get a 500-600 watt PSU.

3 responses. Wanna say something?

  1. AMD''s keeping it close!
    Sep 30, 2009 at 17:09:59
    #1

    That won”t help. You need to know what kind and how many drives, usb devices, pci devices, etc.
    References :

  2. da_hal
    Sep 30, 2009 at 17:40:59
    #2

    as a general rule, you assign about
    30 watts per core (90 here).
    20 watts per harddrive
    120 watts per graphics card
    100 watts per motherboard.

    In most cases, you want:
    400 watt PSU for a dual core or less.
    600 watt for a quad core
    800-1000 watt for dual graphics cards.

    The reason for getting more PSU than you need is because a PSU working near max is less efficient than one working at half capacity. also, PSU”s come with a limited amount of rails. usually, the better rails come with the higher wattage drives ("SLI-Ready!" means it has enough rails.)

    I haven”t seen the specs on the PII”s, but I would guess you should get a 500-600 watt PSU.
    References :

  3. Omair
    Sep 30, 2009 at 18:03:59
    #3

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