AMD A6-3670k motherboard and power query.

NeoDemonFlare81

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Jun 13, 2013
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10,510
Hi, I have a question to ask the knowledgeable people here. Recently, I've set about finally putting together a Llano system to play with... after having had a cheap Gigabyte GA-A55-DS2 motherboard kicking around for a few months, to have a bit of an experiment with an APU based system. Not too long ago I acquired a new 3670k for about $55 and for the price I basically decided what the hell and made up my mind to finally complete this system :).

Now, my question pertains to the 4 pin cpu power plug, will it be able to keep up with the quad core with maybe a 3.2GHz overclock.. I don't know if I'll bother overclocking the gpu side due to thermal and wattage (4 pin) headroom. Being an experiment system I don't want to spend too much on it I'm reusing some other parts I have floating around.

I'm asking this because in recent years my motherboards have had 8 pin inputs, so it hasn't really been a concern. Your help would be greatly appreciated :) thank you.
 
Solution
you can't really overclock a A55 chipset motherboard, that's the barebones APU chipset... and as a result those mbs are universally build with 4+1 power phase, no mosfet heatsinks... and a number of cut back features which means... in the end, it's a pretty worthless overclocker.

Someone with one might be able to contradict me on this one, but i'm pretty sure most overclock options are locked out of an a55 chipset motherboard.
 

NeoDemonFlare81

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Jun 13, 2013
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10,510


Thanks for the reply. By the way, I made a small mistake, the motherboard is a GA-A55M-S2V *slaps forehead*, I don't know how I managed that. Anyways, it is capable of some overclocking, though I certainly understand its features are limited and in no way am I expecting miracles out of it. This motherboard and APU aren't on anywhere near the same level as our Sabertooth motherboards or my 1100t or my wife' 2700k *laughs* I'll leave the heavier overclocking to both of those.

Not big noting myself here, (like probably a large number of you) I've been playing with computers for a good number of years (since about 1985) and very much remember when overclocking required desoldering and soldering resisters *laughs* I also remember single density floppy disks an the good ole 30 pin SIMMs. But, I haven't been in the technology loop so much, these last few years except for occasionally building myself or family members new computers (at which point I start looking into it again). Due to unexpected life events I haven't been a computer technician for about 7 years now.

This is just a little (side project) system to play around with as I really like the idea of the APU and want to get some hands on experience with one, I also think it would make a great kids computer. Right now I'm very much considering a future Kaveri build when they come out (I know it's a different socket). Maybe a Steamroller based FX can finally replace my slowly ageing 1100t. But I digress, I'd largely just like to know that a single 4 pin power plug will cope with the power draw from a relative modern quad core with integrated graphics. Sorry for the length.
 


yeah... it should be alright. My PhII x4 965 is a 125W cpu, overclocked (so it's pulling more then 125W) and pulling power from a 4 plug... so i'd say its a robust enough medium.
 
Solution

NeoDemonFlare81

Honorable
Jun 13, 2013
6
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10,510
Small update, I've been studying this motherboard and as mentioned previously the mosfets don't have heatsinks (which can hamper overclocking due to heat issues). This might be a smidgen bit of overkill (given the cheapness of the board), but I think I might just be able to rig up some kind of custom cooling system to help keep them cool. I've actually been in the process of grabbing various measurements, to form potential templates.

Being in a hot climate over here this is likely a good idea anyway (though it is winter now). I'm going to get the computer put together first and see what the temperatures are doing around the motherboard (using an IR thermometer).. both at stock and overclocked, then I'll decide from there. Putting this here, as I didn't want to start a new thread.
 


you definitely can put aftermarket heat-sinks on mosfets.