I7 9700k Oc Not Stable

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26 Nov 2019
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Hello everybody. So, recently, i've ugraded most of my components from my PC. So, i have a new i7 9700k with a Scythe Ninja 4, Gigabyte Aorus Pro motherboard, gtx 1080ti, PSU Corsair 750W, a samsung ssd 1TB Nvme, 16 gb ddr4 2400Mhz only, all together in a NZXT Case, with good cable management. I have the latest BIOS update. I am playing games in 1440p 144hz.
Ok, so i tried to overclock the CPU. And i started, first, by changing some of the settings from BIOS, after reading some oc guides, like this:
Enhanced Multi-Core Performance - disabled
AVX Offset - auto
SVID offset - disabled
VT-d -disabled
Intel Speed Shift Technology - disabled
Ring to core offset (down bin) - disabled
CPU EIST Function - disabled
Voltage Optimization - disabled
Intel Turbo Bost - disabled
Active Turbo Ratios - disabled
C-States Control - all disabled
CPU Vcore Loadline Calibration - Turbo (it has also, extreme and super extreme options)
I also have this, by default like that:
CPU Internal AC/DC Load Line - Auto
CPU Base Clock - Auto - meaning 100.00Mhz
Ring Ratio - Auto - meaning 43 (uncore ratio)
IGP Ratio - Auto - meaning 30.00
Then, i started slow, with 4.8ghz and 1.26V, all good in prime95 26.6, stable after 1 hour, and good temperatures, 90 celsius degrees on 2 cores maximum, but, when i started gaming, i got different blue screens, until i reached 1.30V, by increasing with 0.01V, step by step, and the temperatures were max 75 celsius degrees, but still, it's not stable, neither at 1.30V.
Then, i tried with 4.9ghz, starting from 1.31V, again, all good in prime95 26.6, stable, no bluescreens or freezes, temperatures around 95 celsius degrees on few cores, but, again, when i started gaming, it showed again bluescreens, until i reached 1.35V, and, again, temperatures were max 78 celsius degrees, but average around 75, and still, it's not stable, either at 1.35V.
I tried first Fifa 20 and CS:GO, and it appeared to be ok, but after those 2 were stable, i played Ghost Recon Breakpoint, and i can't play it stable atm, i get bluescreens after 15-30 minutes of playing. In fifa20 or csgo, at [email protected] or [email protected], at least, after 1-2 hours, i didn't received any bluescreens.
I want to mention, that, i tried to put the uncore ratio to 46(manual), and i got some desktop random freezing, so i let it un auto aswell.
Is it really so hard to get it stable, or i am doing something wrong? On my last i7 7700k, i didn't had some many issues by making it stable, but this one, i am a little bit out of ideas, because in my oppinion, for daily usage, 4.9ghz @1.36V or more is a little bit risky, and maybe there is something else to change so i can make it stable.
I am here for more informations, if you need me and if you can please help me with some advices, i appreciate it. Thank you
 
Yes, the first 2 errors that you said. I already searched on google and there are related to oc. If i am not doing oc, i am not getting any bluescreens. So the problems are not what errors i am getting.
 
Yes, the first 2 errors that you said. I already searched on google and there are related to oc. If i am not doing oc, i am not getting any bluescreens. So the problems are not what errors i am getting.


Download OCBASE / OCCThttps://www.ocbase.com

Just hit start on the bottom left and it'll default to "large/avx2"

This will hit your core, uncore and mem.

P95 26.6 is quite old and has no AVX. I'd also go into the bios and manually set your avx offset to "0" Set your uncore to "43" instead of auto also.

OCCT is not a consistent load like P95. Instead it varies load and instructions like you'd expect a game or other application to do. You ideally want 90mins of OCCT without errors.

Avoid firmware F11. I'd recommend F9 or F10. I have the same board with a 9900k so quite familiar with it.
 
I've managed to get a stable 5ghz on mine but at 1.376 vcore which is apparently about right for this processor. Temps are perfectly good but I have a good cooler so your mileage may vary. That's using mode 4 LLC btw.
 
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