[oc] i7 2600k msi z77a-g45

Macgruber

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Dec 17, 2005
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I recently bought this computer.

i've read some guides, im looking for some personal help from someone with the same equipment.

im currently at everything stock, 38 as ratio, memory with XMP at 1866mhz and c1e/speed/pll voltage disabled.



Seems this motherboard is a bit weird on editing crucial information in bios for overclocking and the OC Genie 2 doesnt have some voltages (id like to keep some things stock) i really dont want to increase voltage on ram and other eq...


anyway, any help will be appreciated.
 
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dma0991

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Mar 17, 2011
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What do you mean by weird? Everything seems to be in place with most overclocking options available. If you've enabled OC Genie 2, manual overclocking will be disabled. You will need to disable OC Genie 2 before doing some manual changes to voltage/clockspeed settings.

OC Genie 2 plays it safe and will usually be no higher than 4.2GHz and more voltage than you actually need. I did a test a while back and I could do 4.2GHz with stock voltages, a minor bump for added stability but no where near how much OC Genie 2 dials in.
 

96redformula

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Dec 27, 2005
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I had a hard time figuring out this BIOS compared to motherboards in the past. If you set the multiplier from auto to 42 or another number it wont downclock, it is fixed at that multiplier. You must change it in the CPU settings where it has max multiplier for each core. Voltages on this board are extremely limited, you only get 4 choices: auto, +.02, +.04, +.06 (something like that).

This might help you out if you want to still maintain power saving features, it took me whole lot of tries and finally found it on the MSI forum. Here are my screenshots w/ latest bios.

I found it best to not use OCGenie and just do it manually. I set this PC up two days ago, haven't tried to push it yet.

92867100.png

65354600.png

70161374.png
 
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Macgruber

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Dec 17, 2005
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sorry for the confusion and thanks for the replies

im not using oc genie 2, im just mentioning it was weird because all the voltages are high.


to the guy who posted pics -> i dont have those options in my bios.... thats why im having a hard time doing oc properly lol -_- most ive done is set cpu ratio to 38 and i dont have the place to edit the core ratio limit :/
 
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dma0991

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Mar 17, 2011
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You mean there is no option for manual multiplier settings? Mine does and all I have to do is set multiplier at 45x, adjust the voltage accordingly and turn on power saving (Cstates, EIST) so that the clockspeed would automatically ramp down whenever it is in idle. It should be under the 'Adjust CPU ratio' settings, change it from Auto to Manual/any desired multiplier.
 

Macgruber

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Dec 17, 2005
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You mean there is no option for manual multiplier settings? Mine does and all I have to do is set multiplier at 45x, adjust the voltage accordingly and turn on power saving (Cstates, EIST) so that the clockspeed would automatically ramp down whenever it is in idle. It should be under the 'Adjust CPU ratio' settings, change it from Auto to Manual/any desired multiplier.

i know youre trying to help but you didnt read did ya ? XD
"most ive done is set cpu ratio to 38 and i dont have the place to edit the core ratio limit :/ "
if ive set cpu raito to 38, then my multiplier is at 38
i do not have a place to edit the CORE RATIO, also im keping mine at constant 3.8 i dont like it downclocking itself when idle


im at 3.8ghz 1.152v and ram at 933mhz XMP
 
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Macgruber

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Dec 17, 2005
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i bumped my voltage down to 1.120 in bios and enabled pll overvoltage

i dont know if i should keep pll voltage on or off :/
 
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Yuriman

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Jun 25, 2004
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i bumped my voltage down to 1.120 in bios and enabled pll overvoltage

i dont know if i should keep pll voltage on or off :/

"Internal PLL overvoltage" is not the same as PLL voltage. iPLL OV is necessary on some chips to get stable at higher clocks (usually 4.5ghz+) but reportedly contributes significantly to chip degradation. Although your CPU will likely outlast its usefulness either way, I would try overclocking with it disabled for now.
 

Macgruber

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Dec 17, 2005
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"Internal PLL overvoltage" is not the same as PLL voltage. iPLL OV is necessary on some chips to get stable at higher clocks (usually 4.5ghz+) but reportedly contributes significantly to chip degradation. Although your CPU will likely outlast its usefulness either way, I would try overclocking with it disabled for now.

tyvm yuri... any other useful tips for now? i have c1e off, enhanced turbo off, intel turbo boost off

should i turn EIST off? also my bios doesnt have a place to let me alter the CPU CORE RATIO limit, and the clickbios inside windows shows me a few more options than regular bios
 
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Yuriman

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Jun 25, 2004
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I highly recommend you follow the guide I posted above, it has everything you need in it.

If you're overclocking in bios as opposed to with the Intel Utility, you'll need to set your "Turbo Boost Max Power" and "Core Current Limit" up to whatever is the highest value you can select. Intel's utility allows you to change those in Windows though so it's unnecessarily to mess with bios settings.
 

Macgruber

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Dec 17, 2005
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I highly recommend you follow the guide I posted above, it has everything you need in it.

If you're overclocking in bios as opposed to with the Intel Utility, you'll need to set your "Turbo Boost Max Power" and "Core Current Limit" up to whatever is the highest value you can select. Intel's utility allows you to change those in Windows though so it's unnecessarily to mess with bios settings.

i didnt see a guide? i clicked the link about troubleshooting the guys 2600k mobo and software vcore but i have various other questions i posted in this thread that are not on his post

for example, i cant edit the cpu core ratios.

edit - i dont want the chip to fluctuate frequencies so should i just keep turbo boost off? i want a stable constant ghz and voltage not sure if im doing it right but i lowered the chip to 1.2v in bios and its running on 1.104--1.112 in cpu-z.. when i run prime it drops to 1.096

edit- nevermind seems internal pll turned itself on?

edit - okay mistake i set to 1.12v in bios
 
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Shmee

Memory & Storage, Graphics Cards Mod Elite Member
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Sep 13, 2008
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I noticed with my board, the GD65, I couldn't just click in and enter the value for some of the options, I had to use the + and - keys to up the multiplier and Vcore if I remember correctly.
 

96redformula

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Dec 27, 2005
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I noticed with my board, the GD65, I couldn't just click in and enter the value for some of the options, I had to use the + and - keys to up the multiplier and Vcore if I remember correctly.

Yeah, but they only have 0.000, +0.02, +0.04, +0.06