Overclocking G3258 past 1.375v

luoandor

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May 27, 2015
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Hello

So I have been having a problem with staying on 4.4 Ghz with 1.375v its a stable overclock and I've been using it for days but occasionally when I return from ASUS's AwayMode in Ai Suite 3 my monitor doesn't wake up or wakes up and my pc crashes. I checked the Event Viewer and it gave me the Kernel ID 41.

It doesn't happen on 4.3 Ghz at 1.325v.

I know you would probably tell me to stay with 4.3 Ghz but I see a big difference in games when I have it at 4.4

My temperatures are fine and stay below 80C and I've already tried different things like turning off fast boot in bios, reverting to old nvidia drivers, turn off hybrid sleep.

I appreciate all the help I can get.

My Specs are:
Intel 3258 4.4ghz at 1.375v
Asus z97-p
Corsair cx500m psu
Asus gtx 750 ti oc
 
Solution
It's possible to pass stress tests and 100% load, but still show instability under less taxing conditions. The fact that it doesn't do this at 4.3GHz points to your overclock at 4.4 being the problem. There is nothing intrinsic about 1.375 volts that would mess with your power management. It's sounds like you are really, really close to nailing 4.4GHz. I'd be willing to bet that if you upgraded to a CoolerMaster EVO 212 or similar cooler, your crashes coming out of standby would go away.

luoandor

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May 27, 2015
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Sorry I accidentally selected that as the best answer.

My pc never crashes while it's on full load. It only crashes coming out of standby.

But I guess I'll go and make sure it's stable.

I'm using the box cooler which might be crazy but it works fine for me since its in a full sized tower with 4 fans.
 

scuzzycard

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It's possible to pass stress tests and 100% load, but still show instability under less taxing conditions. The fact that it doesn't do this at 4.3GHz points to your overclock at 4.4 being the problem. There is nothing intrinsic about 1.375 volts that would mess with your power management. It's sounds like you are really, really close to nailing 4.4GHz. I'd be willing to bet that if you upgraded to a CoolerMaster EVO 212 or similar cooler, your crashes coming out of standby would go away.
 
Solution

luoandor

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May 27, 2015
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I will try bumping the voltage by a bit and see if that stops my pc from crashing.

The only reason I havent thought of upgrading my cpu fan is because I'm not sure how it would make my overclock stable other than better temperatures.

Thanks so much for helping me by the way! I'll post an update if it's fixed.
 
First things first, the CX500M is a budget PSU which is not suitable for overclocking; www.tomshardware.co.uk/forum/id-2547993/psu-tier-list.html.

Secondly, you should be overclocking through the BIOS and not an application. The BIOS gives you greater control over voltages and power-saving options which you don't get with an application. You can also be sure that the overclock is stable at startup.

You should disable the overclock and change the PSU before doing anything else.
 

luoandor

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May 27, 2015
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I know it's a budget psu and I spent more than 10% of my budget on it. PSU are very expensive where I live.

I checked the draw from all my components including monitor and it came out to 300w with overclock considered so I didn't really think much of it as a potential problem.

I might change it considering my pc does not start up after I turn it off and go away for a couple of hours. The pc starts up with all the fans and lights but the monitor stays completely blank and doesn't come out of sleep.

I use the bios to do all my over clocking. I only talked about Asus ai suite 3's awaymode which I use often when I'm running something on my pc but don't want the screen to be on.
 
The wattage isn't the problem, it's the cheap capacitors.

Personally, I'd replace the G3258 with an i3-4170. A dual-threaded CPU, even an overclockable one, is inadequate for modern games. This way, you can keep your PSU.

If you don't upgrade the CPU now, there's a good chance you will in the near future.
 

luoandor

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May 27, 2015
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Yes the reason I bought an expensive mother board and budget cpu was because I wanted to upgrade it in the future. I had no plans to upgrade the psu but I see that it might be the problem because it's on the cheaper side.

Do you have any recommendation? Most of the brands I see on the list are way out of my price range and are mostly 1000w psus.

 

luoandor

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May 27, 2015
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I don't think it would make sense for me to go from a g3258 to a i3 they're basically the same in performance. If I were to upgrade it would be to a i5 k or i7 k cpu. But I probably won't anytime soon because I only do light gaming, but thanks for the suggestion.
 
You'll get a big performance increase with a 4170 or 4460.

fallout-4-cpu-benchmark-1440-u.png

battlefront-cpu-bench-1080-low.png

2868723-9170151442-http-.jpg

s1Em8AI.jpg


You can see that some of these benchmarks don't include the G3258 because it falls below the minimum requirement for the game.
 

luoandor

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May 27, 2015
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Okay so I've been doing some testing and it turns out I had set my bios settings wrong which required me to use 1.375 volts to keep 4.4 ghz stable. I turned on Asus multicore enhancement and now its stable at 1.335 volts for 4.4 ghz.

My biggest problem is the sleeping/standby problem. I place my computer into dipawaymode, which turns off the monitor, and when i try to turn it back on by moving the mouse the screen stays black but the fans on my pc spin but the computer sort of crashed.

I've been looking around forums and they say that the VTT voltage should be bumped up a bit and the ram voltage. I've upped my system agent offset by 0.200 (which I believe is the vtt voltage) and the ram from 1.500 to 1.550 but it didn't solve my problem.

Others have said to disable pll overvoltage and that helped a bit because it now can wake up a couple of times before crashing.

I have a single ram 8gb kingston hyperx fury stick that is not overclocked at stock settings.

I didn't have any problems with sleep on 4.3 ghz with 1.275 volts and ram overclocked to 2400mhz without touching any of the voltage settings.
 

scuzzycard

Honorable


I don't even know why turning off multi-core enhancement would help when you're running a fixed multiplier, but it makes me want to do some experimenting myself. Time to overclock my wife's G3258 some more while she's at work :)

Also, how are you overclocking your RAM with a Pentium G3258? I thought there was no way around that limitation...

One thing bicycle_repair_man has left out are the many benchmarks in which an overclocked G3258 runs even with a Haswell i3. i5 4460 or higher would be a much more solid upgrade that helps in more than just a small number of titles.
 

luoandor

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May 27, 2015
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My biggest issue with multi-core enhancement and and oc tuner is that it messes around with the blck of the ram and cpu ratio simulataniously.

My Z97 motherboard supports high ram overclock but the cpu supports a max 1300 mhz but i read that the motherboard is the main deciding factor.

I decided to just stick with 4.3 ghz with a 2400mhz ram overclock. It seems to be the sweet spot for me and interestingly enough i get more fps in games.

Thank you for helping you've been very helpful!