Does a PSUs brand matter?

Jon Bartlett

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Jan 6, 2014
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Erm very generic question... I need the following:
Your build: (optional)
What you plan on doing with said build
If you plan on overclocking
If you are going off a budget.
Corsair makes pretty good psu's, but again, it depends on what you are doing. You probably don't need 700w, but I don't know what your build is made for.
 

Jon Bartlett

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Jan 6, 2014
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Ok, again, you're being generic :D What are you trying to do with your computer? Just gaming? or overclocking too? Also what is your estimated wattage? and i've never heard of take me, spend a couple extra bucks and save your whole system from getting blown.
 
For a system using a single GeForce GTX 660 (non-Ti) graphics card NVIDIA specifies a minimum of a 450 Watt or greater system power supply that has a maximum combined +12 Volt continuous current rating of 24 Amps or greater and that has at least one 6-pin PCI Express supplementary power connector.

Total Power Supply Wattage is NOT the crucial factor in power supply selection!!! Sufficient Total Combined Continuous Power/Current Available on the +12V Rail(s) is the most critical factor.

Overclocking of the CPU and/or GPU(s) may require an additional increase to the maximum combined +12 Volt continuous current ratings, recommended above, to meet the increase in power required for the overclock. The additional amount required will depend on the magnitude of the overclock being attempted.
 

Adroid

Distinguished
Brands matter a lot in PSUs. Seasonic is the best currently, and they also make PSU for corsair, xfx, and antec among others... Graphic card manufacturers often spec their card requires a bigger PSU than it does just as a safety threshold. As above poster mentioned, the amperage is a critical factor.

Bottom line is you should buy a reputable brand PSU. 650 watts is quite safe for a single graphics card solution, 850 watts is safe for a sli/crossfire setup. Quite often you can get by with less on both accounts.
 

Lucifer666

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Dec 28, 2013
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My specs are
Intel E7500 Core2 Duo 2,93/3M
3xDDR2 2GB 6400-800 Apacer
ECS IC43T-A s.775 ATX
1GB Club3D HD5570 PCI-Exp
1TB Samsung SATAII 7200 32MB
DVDRW LG H22LS50 LS SATA 22
PSU 480W Codegen 480X