Worst 3570k ever?

lowcountrysmoke

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Oct 2, 2012
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So i have been tinkering around with my i5 this week and decided to give it a permanent OC, nothing crazy but just wanna get a little more juice and use of my k i5.
My specs are: i5 3570k, hyper 212 evo (properly installed with arctic silver), asrock pro4 z77, ect.. I decided to go with a low overclock of 4.2ghz for my everyday use , basically for gaming. Now i know i do not have the greatest of cpu coolers or mobas, but 4.2 is not asking for much and stock rigs can oc to it.
So since i have the pro4 moba i know im kinda limited on things such as set voltage and can only set to all cores with offsets.
After the typical offset trial and error with bsod and prime95 crashing, I had to go all the way to -0.040 offset to get stable. At this offset under 100% load with prime95 my core voltage is 1.224 to 1.216V sometimes dropping to 1.208v. For only a 42 OC this seems like a lot and i feel like i have a voltage hog chip. Also, after awhile in prime95 my temps get to 75c-85c (2nd care reached 90c for a sec at one point) not crazy high but for only 42 OC it seems a little much yes b/c i have to use a higher voltage (grant it, my room temperature is pretty hot in the summertime and 90f outside).
Do I just have the worst chip made ? :na:
Anyone have any experience with the pro4 bios and can give me some tips? It is different than the extreme bios(llc- set on auto i found to be more stable. anything other than 100% makes voltage jump to high)

Just for fun i quickly tried to load up with 4.4ghz oc and had to get offset up to +0.035 or something stupid which im sure put my core v to like 1.3something.. :sarcastic: i dont like breaking 1.3 cvolt.
 

lowcountrysmoke

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Oct 2, 2012
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Complete build: i5 3570k, asrock pro4 z77, 2x4 corsair vengeance ram 1600 (9,9,9,24), msi radeon 7870 hawk, hyper 212 evo cooler 1 fan, corsair cx 600w power supply, 1tb wd black, rosewill challenger case(3 fans move air pretty well).

Only settings in bios i have changed on this overclock are all cores to offset, disabled spread spectrum, the clock of course, and tried the 3 llc options but it's back to auto.

I have updated to the latest bios 1.8
Had to change my ram clock to 1600 bc bios was reading it at 1333
cpu fan is fullon
 

lowcountrysmoke

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With 4.2ghz overclocked it idles at 30-35c and under 100% load prime95 max heat averages 75c (like i said can peak to 85c), while gaming bf4 ultra or dayz temps never surpass 65c. I just changed the ram speed frequency in bios, the xmp setting is on auto. Bios now reading ram as 1600 9,9,9,24
 

lowcountrysmoke

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Yeh I think i unfortunately have a bad overclocker. So do you think this is normal that i have to push 1.224 v just to get 4.2ghz? as in not completely out of the norm..

Also I just checked my event viewer this morning after i logged on and found a WHEA-logger event 19 error which tells me it's still not completely stable.. although it passes lengthy amounts of prime95 and ibt.

So should i just back it back to stock voltage? Since i have an unlocked cpu i atleast want to have it at 4.2ghz.
 

lowcountrysmoke

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I bumped my offset to -0.035 and i no longer get the WHEA error. My vcore still is 1.224v but sometimes goes to 1.232 so that small increase helped. Still bummed that it requires this much voltage for a simple 4.2ghz overclock but whatever it's doable. I went ahead and disabled the pll overvoltage but other than that everything is the same.
 

lowcountrysmoke

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Update. Turned on the prime95 blend test this morning and when i got back to my pc prime crashed... windows still running fine but prime did stop. How the hell is this not stable at 4.2ghz when its getting 1.224 core voltage and temps averaging 75c??