samedi 30 juillet 2016

[i7-6820HK] Overclock Settings for 4.0GHz to 4.3GHz (Stable)

Record to date: 2/6/16

So can the 6820HK hold 4.6GHz? - Yes.
4.6HGz LOL...ran benches, browsed the Web etc.....but, with a lot of fine tuning.... here it is....

What a Beast....

Update: I was able to game while at 4.6GHz just fine. Of course it got pretty warm, but just confirming that I did game (BF4) to be exact. Ok now time to turn it back down to 4.1GHz (my daily driver)...

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This run was actually at 4.2...not 4.6...
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Greetings Everyone,

For those of you with the i7-6820HK; if you're lucky enough to have a winning number in the silicon lottery, you may be able to successfully run at 4.3GHz (stable) with the following settings provided here in this thread. (I'm still testing it extensively so please make sure to check back.)

This thread is intended to provide an organized list of what has "worked," for me along with clearing up a lot of confusion on overclocking our 6820HK's. Not all silicon are created equal so mileage may vary. (My OCD kicks in a lot when things are scattered...I'm sure some of you with OCD as well will appreciate this.)

Should I use BIOS or XTU to OC?
It depends. The reality is, both will work, however there are things you need to know in that BIOS will take precedence over XTU. Keep in mind that whatever you set in BIOS is what you'll be limited to with XTU. ie...XTU is good for tweaking / fine tuning after you've set your BIOS to your desired settings. The reason for this is because BIOS sets a max/ceiling to the settings.

Ex. If you set BIOS multiplier to 40x, then try to go set XTU to go beyond that, it won't work properly. Same applies for voltage and power limit. (This is likely the cause of a lot of false-positives in BSOD....so save yourself the trouble and keep this important fact in mind.)

So use your BIOS to OC set to your desired settings that works for your silicon, then fine tune it in XTU if need be. By fine tuning, I am not referring to changing the multipliers and/or the voltage settings that you've applied in BIOS.

If you're using BIOS to OC, these settings are stable for the following: (~Mileage my vary.)

Tip: Do not bother with the preset OC Level 1, Level 2 and Level 3 settings found in BIOS. It's a waste of time and worthless (Shame on Dell). Instead, try this...

[Select OC Level 1 -> Then select Custom and enter the following values.]

For 4.3GHz

1-Core Ratio Limit Override: 43
2-Core Ratio Limit Override: 43
3-Core Ratio Limit Override: 43
4-Core Ratio Limit Override: 43

Core Extra Turbo Voltage: 1150 to 1200
(It holds stable for me at 1150, while it holds steady for my buddy 15R2 at 1200. Try both and the values in between.)

Power Limit 1: 100000
Power Limit 2: 100000

Update: The only BSOD that I've encountered was when playing BF4 on Max Settings. It's likely thermal related, which I'm not surprised about. Perhaps after my repaste, it'll hold together well...will report back.

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For 4.2GHz

1-Core Ratio Limit Override: 42
2-Core Ratio Limit Override: 42
3-Core Ratio Limit Override: 42
4-Core Ratio Limit Override: 42

Core Extra Turbo Voltage: Left this at 1200

Power Limit 1: 100000
Power Limit 2: 100000

Update: 4.2 runs very stable for me with gaming and other resources intensive tasks like Photoshop (large files) etc...however, I can not tell a difference really compared to 4.1 or even 4.0.

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For 4.1GHz

1-Core Ratio Limit Override: 41
1-Core Ratio Limit Override: 41
1-Core Ratio Limit Override: 41
1-Core Ratio Limit Override: 41

Core Extra Turbo Voltage: Left this at 0

Power Limit 1: 100000
Power Limit 2: 100000

Update: 4.1 runs like a champ. It gets a little warmer obviously than 4.0, but it has been very solid for me.
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The OP will be updated with any new info.

To be continued...

Thanks to @MorLipf, for your input on the other thread regarding the BIOS trick.
Thanks to @skunk1 and others for being active with this OC subject.

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[i7-6820HK] Overclock Settings for 4.0GHz to 4.3GHz (Stable)

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