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Posted
Is there any reason a simple linear regulator with adjustable output would not work for providing this additional voltage? G-powerboard seems like overkill for providing a few tens milliamps.

 

U know I was looking into this, if you have a dead mobo around they have tons of linear regulators on them, usually there is one powering the CPU PWM and its easy to extract since there aren't many components around it usually and some datasheets have typical circuits you can build with equations for controlling the output. I also have a circuit development device that has multiple low voltage adjustable dc power supplies on it, however the current is too low, on those you could use an amplifier and boost the current output. My only concern is how dirty the power could be going in and how much it matters in this case.

 

this is one linear regulator i was looking into:

http://www.xdevs.com/pdf/DCDC/uP7704.pdf

Posted

Longer than i would expect hehe :) First time since duron 700 or so i went with different MB than Asus and well should have went Asus :P

btw. Shame i never bothered to make proper profile on HWbot since overclocking since 286sx times.

  • 2 weeks later...
Posted
Connected the other 2 sets of pad locations plus this one to on board POS cap

 

mV1pwmP.gif

 

 

Still waiting to hear back from HQ if we can release the full mod

 

any updates?

Posted

BTW if you guys don't want to use epower you can always just hook the mod up to a different voltage. VDIMM is usually pretty good because you can use ~1,25 Volt to boot but raise up to 1,7 Volt which is exactly what you need.

  • Like 1
Posted

Tested lazy mod three times with different size of solder and it never works on my 5820K ES with SOC Force Rev1.0,first boot after soldering always failed(don't remenber the post code) but second/next boots were goods and when I unmount CPU the solder seems to had melt again ;)

Posted

so all that is required is to have those 2 pins on the cpu bridged, dont need to mod mobo right? So just bridge em and stick it back in and hope for the best? glad I got a ESD safe soldering gun, I have done a lot of soldering on small soundboards so this should be do able. Are there adapters planned so no soldering is required? thanks

Posted

Yea just bridge. Nothing else is needed. No mods on the mainboard.

 

The first adapter I tried had a bad connection and the system froze randomly. Still trying to get a proper solution.

Posted
Tested lazy mod three times with different size of solder and it never works on my 5820K ES with SOC Force Rev1.0,first boot after soldering always failed(don't remenber the post code) but second/next boots were goods and when I unmount CPU the solder seems to had melt again ;)

 

interesting maybe its different for the 6-core CPUs.

  • 4 weeks later...
  • 3 weeks later...
Posted

if I connect the 2 pins with 30awg wire, or event a 5mm accent leg (the little sticks that poke out) like this, 2mwbdpc.png would that be too thick that it would not allow the cpu to sit correctly? Is it best just to connect the 2 pins with solder itself, and bridge the pads that way?

 

BTW anyone make a converter so us poor souls without OC socket dont have to do this? :)

Posted
interesting maybe its different for the 6-core CPUs.

 

i would not assume that, because of the asus oc socket, but i might be wrong

 

my i7 5930k is on its way, but i wont try...overclocking noob

  • 3 weeks later...
Posted

WP_20150105_003.jpg

 

 

did the lazy mod .

mobo asrock x99 formula

cpu RETAIL

 

Didn't get any improvement on air.

SAme wall as before........

 

Anybody can confirm that used the mod on retail cpu and get improvement on air ?

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