Overclock settings for i5 4670k

Lancer97

Honorable
Oct 17, 2013
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10,530
Hi guys,

1st of all this is my rig:

I5 4670k 3.4 GHz
8g ddr3 1866
Gigabyte ga-z87m-d3h
noctua nh-d14
Rx 580 sapphire nitro

I overclocked my rig to this settings :

Core clock: 3.4 to 4.2
Core volt 1.067 to 1.167
Temps: 45-60 deg

With that overclocked settings no crash or unstability take place, however my games run slower, why's that?

In addition I adjusted the voltage to 1.200v and it slightly improved performance. What could be the sweet spot for voltage?

Additional questions. Should I also be overclocking my ram? By how much?
 
Are you overclocking in the BIOS or are you using a Windows utility?

The settings I see that you've set don't seem to line up with an overclock. They seem more like the kind of RANGE you'd see from standard turbo core behavior. Generally when you overclock, you set ONE clock speed at ONE voltage setting, and you set it full time. Now, there CAN be a range involved, which generally is accomplished by way of the advanced power profile settings power applet in control panel and also the Intel speedstep settings in the bios, but that is more relevant as merely a power saving feature rather than "part" of the overclock.

At full load you want a pretty narrow scope of numbers for the max clock and voltage. I highly recommend if you are using a utility that you remove any such settings in the utility and I or another member can help you configure a full time overclock through the BIOS, IF you have the necessary cooling configuration, which we'll talk about.

I see you have a D14 cooler. I see you also indicate you have 60°C max temperature?

So, are those temps during normal operation or while running Prime95 stability and thermal stress testing? I'm guessing it's just normal operation, is that right?

Also, have you checked to see if there is a newer bios version? What is the current BIOS version you have installed?
 
i am also pushing my CPU to its maximum and trying to achieve 4.4-4.5Ghz its stable too but i have issue in Hw monitor sometimes CPU max frequencies are off the limit see here, i have managed to get the 4.5Ghz too @1.23V but some times cpu frequencies are lowering down like for 2.5Ghz-3.9Ghz dont know why
i am doing some more testing and let you know if i get something good
and as for 4.2Ghz i was using till now Ai suite 5 way optimisation and it was running fine
http://www.tomshardware.com/answers/id-3594056/overclocking-4670k-5ghz-decreasing-clock-speeds.html
 
Well, to start with you'd be doing yourself a favor to stop using HWmonitor and start using HWinfo. HWmonitor, Open Hardware monitor, Windows task and resource monitors, these are all notoriously inaccurate and/or sketchy programs that either are known to have issues with accurate reporting of sensor data or simply have poor/non-existent support for some chipsets and specific sensor types.

For CPU thermal monitoring only, I highly recommend using CoreTemp. I've found it to be the most highly accurate of all the CPU specific thermal monitoring applications and if you are using an AMD chipset/CPU it does offer the ability to change from straight thermal sensor celcius readings to the appropriate "distance to Tjmax" specification recommended by AMD based on their own table calculations. Simply open CoreTemp, click on Options> Settings > Advanced and check the box next to "Display the distance to TjMax in temperature fields", and save.


For all other system wide sensor and reporting data, including CPU core usage, core temperatures, package temperatures, power supply system voltages, GPU card sensor data and temperatures, storage drive sensor data and anything else that has a sensor or reports data, HWinfo has MUCH broader and more accurate chipset and component support than any of the other utilities out there.

I have very rarely found a chipset or sensor that was unsupported by HWinfo or encountered the sorts of completely off kilter reporting issues I've seen in almost every other reporting utility. Both are free and come highly recommended by just about every experienced tech or enthusiast that's been doing this for a while.

In order to help you, it's often necessary to SEE what's going on, in the event one of us can pick something out that seems out of place, or other indicators that just can't be communicated via a text only post. In these cases, posting an image of the HWinfo sensors or something else can be extremely helpful. Here's how:

*How to post images in Tom's hardware forums



Run HWinfo and look at system voltages and other sensor readings.

Monitoring temperatures, core speeds, voltages, clock ratios and other reported sensor data can often help to pick out an issue right off the bat. HWinfo is a good way to get that data and in my experience tends to be more accurate than some of the other utilities available. CPU-Z, GPU-Z and Core Temp all have their uses but HWinfo tends to have it all laid out in a more convenient fashion so you can usually see what one sensor is reporting while looking at another instead of having to flip through various tabs that have specific groupings.

After installation, run the utility and when asked, choose "sensors only". The other window options have some use but in most cases everything you need will be located in the sensors window. If you're taking screenshots to post for troubleshooting, it will most likely require taking three screenshots and scrolling down the sensors window between screenshots in order to capture them all.

*Download HWinfo


*Download CoreTemp
 
MERGED QUESTION
Question from Lancer97 : "Overclock settings for i5 4670k"



Why duplicate post http://www.tomshardware.co.uk/answers/id-3594391/overclock-settings-4670k.html
 

rgd1101

Don't
Moderator
MERGED QUESTION
Question from Lancer97 : "Overclocking i5 4670k with z87m d3h"