Need help with overclocking Amd fx 6300

Dill1

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Jan 21, 2015
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Hello everyone. Im new to overclocking and need some help or guides with the settings and such and whats bad and safe. I will describe everything as best as possible for your benefit in helping me.

I have an amd fx 6300 with a gigabyte 78lmtusb3 micro atx motherboard
750w psu
and a h80i

I have watched a youtube guide and did a 4.3 ghz overclock which was stable and the settings are

Cpu voltage 1.4
cpu nb voltage 1.23

Cpu temps are in 30- 40
But my main concern is the motherboard which can go up to the low 60s. Is this safe

Plus i dont really under stand anything about the cpu northbridge voltage like what i should put it at or is it needed

Also im trying 4.4 ghz with the same settings and its looks stable so far at 1.4 again

Any thing else i need to do? Mabey to make the oc better or possibly share your settings

But anyways any help or clear ups would be really appreciated. thanks
 
Dec 23, 2014
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First this you can't pick any frequency and voltages. This will leads to unstable the system and will produce more heat. Overclocking is a step by Step method. Even we have almost same rig then also I can't tell you the settings. Second thing, Your mobo is really not recommended for overclocking as it has 4+1 phase power design which is not good for overclocking. You can't go to processors extreme speed. Third thing, it need a good quality PSU, no matter how higher wattage PSU is, quality is important. Which PSU you are using?
 
Dec 23, 2014
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4,560
Pretty good. But average. Overclocking is step by Step method, you can't go directly on some frequency and voltages. ... First Download the AMD overdrive software. It will available on official AMD website to monitor your temps correctly. ..First Download thecpu stability testing software prime95 from here :
http://www.mersenne.org/download/
Don't overclock by any software because overclocking is not the thing that can be done by software. First set the XMP memory profile (if exists) enabled to set your RAM correctly. Then Go in BIOS and find the CPU clock ratio, this is the multiplier setting. It starts at a multi of A (some no.)x 100(BCLK)(normal factory settings) to give you A Gigahertz. So up it .5 at a time and boot to os and test with P95 for stability and monitor your temps. Do this for approximately 20 minutes. If it passes raise the multi another .5 and try again. You'll get to a point where either P95 won't pass or your temp will gone so high. If the temps gone high you'll have to stop and work on cooling. If P95 fails then go to the Advanced voltage section in bios and add some volts to the CPU VCore . Stay in offset and just add a bit by tapping on the "+" key and test again.
Just go some frequency up, Your mobo will really not support this. You can't go at your extreme speed.
And remember AMD overdrive software counts down nu up. Means if you have 50 ° c and the thermal margin shows 30 ° c then after raiseof 30 ° c in your CPUs current temp that is 50 ° c, you will trends to overheat. If it goes to 0 you have to stop and keep it to cool. ....:)
 

Dill1

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Jan 21, 2015
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Thanks for helping me understand. Apart from raising the frequency and finding the right volatge should i increase cpu northbridge voltage too or is this not needed?
 


You should really write a FAQ for that. It not only will it save you from typing the same thing over and over when this question comes up, but it is also an easy way to earn Best Answers and badges. If I use your FAQ to get a Best Answer, we both get a point. Just sayin' because I see you are new but I can already tell that you know your stuff.

 

Dill1

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Jan 21, 2015
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To get 4.4ghz on my cpu i use 1.40 volts and its stable anything lower and it will crash. Cpu temps are cool but is 4.4ghz something to be concerned about with my motherboard as its 4+1 phase i dont want to fry it or anything
 
Your VRMs are the small mosfets near the CPU socket that regulate voltage going to the CPU. Yours are covered by that skinny heatsink. Next to that you can see a row of capacitors (silver cyllinders) and between those are inductors/chokes (the black boxes).

6448_big.jpg


Now when your CPU is at such a high overclock it's probably running about 200W+. Since you have four phases of VRMs, each is having to push 35amps which is a hell of a lot for a VRM and it's going to get very hot. An eight phase board would distribute that work across more VRMs so it would only be about 18amps and run cooler. This is why overclockers want more VRM phases.

What can you do? Strap a small fan onto that little VRM heatsink. The AMD stock fan is perfect for that job. It might just save your mbo from catching fire.

 

Dill1

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Jan 21, 2015
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Thank you for the info. Im really sorry for the questions because im a complete noob at this. But is there anything i can use to monitor vrm temps, plus so far everything is cool and i dont see anything overheating or high temp readings
 
Most low end boards won't have sensors. A good rule of thumb is if it burns your thumb when you touch the heatsink, it's too hot. If you can touch it and it feels hit but not hot enough to burn you then just give it some more airflow and it will do its job better.