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Newbie question - Q6600

So should I change the 'Strap FSB to MCH' to [1066] ?

Strap FSB to MCH is predefined by memory divider ratios with 4:5 being one of them. Since those ratios are preset and RAM speed is dependant on cpu FSB you may not get 1066MHz depending on the ratio and your current FSB speed.

2ndly since you are running 4 ram sticks, the P43 northbridge (MCH or NB) chipset is placed under more stress and you may have more difficulty stabilising your overclocked system. Do you have NB voltage option? I can see the SB (southbridge) voltage option in that pic.


3rdly afaik your VID is 2nd highest with 1.325v being the highest VID of Q6600. So this means that you may need more cpu voltage to stabilise at higher overclock speeds.
 
Strap FSB to MCH is predefined by memory divider ratios with 4:5 being one of them. Since those ratios are preset and RAM speed is dependant on cpu FSB you may not get 1066MHz depending on the ratio and your current FSB speed.

2ndly since you are running 4 ram sticks, the P43 northbridge (MCH or NB) chipset is placed under more stress and you may have more difficulty stabilising your overclocked system. Do you have NB voltage option? I can see the SB (southbridge) voltage option in that pic.


3rdly afaik your VID is 2nd highest with 1.325v being the highest VID of Q6600. So this means that you may need more cpu voltage to stabilise at higher overclock speeds.

Ok I understand that but should I try to set it to 1066?

I will have to boot into the bios and take a picture for you.

Understandable but all I really want is a stable 3000MHz, that's all I wish for and I don't wish to go higher.
 
asrockp43bios.png

Ok I understand that but should I try to set it to 1066?

I will have to boot into the bios and take a picture for you.

Understandable but all I really want is a stable 3000MHz, that's all I wish for and I don't wish to go higher.

Good to know:). For [email protected]

Ok this is what I suggest:

-DRAM Frequency: what does it change to?
-Overclock mode: Manual
-CPU Frequency: 333MHz
-PCIE Frequency: 100MHz
-Strap FSB to MCH: Try changing that value?
-CPU Voltage: Try 1.35v
-Dram voltage: Change to 2.0v if you want higher than DDR2 1000MHZ

Leave the rest on auto

Edit: Tell what the values in DRAM frequency and Strap FSB to MCH change to? Also disable INtel Speed Step.
 
Last edited:
Good to know:). For [email protected]

Ok this is what I suggest:

-DRAM Frequency: what does it change to?
-Overclock mode: Manual
-CPU Frequency: 333MHz
-PCIE Frequency: 100MHz
-Strap FSB to MCH: Try changing that value?
-CPU Voltage: Try 1.35v
-Dram voltage: Change to 2.0v if you want higher than DDR2 1000MHZ

Leave the rest on auto

Edit: Tell what the values in DRAM frequency and Strap FSB to MCH change to? Also disable INtel Speed Step.

Just wrote all that down on a bit of paper mate, going to try it now. Brb!
 
Gah my system took a couple tries to boot up, and now it seems it has set everything back to default. one moment while I upload pictures
 
I presume vcore of 1.296v is the actual/idle voltage going through your Q6600. Can you check cpu-z what idle voltage it is displaying?

I don't understand why FSB strap to MCH is displaying the actual ram values which is meant to be displayed by DRAM frequency option at the top.

Did you save the settings in bios. Also turn off/disable Intel Speed Step.

I think go in bios and check what values are you getting in DRAM Frequency option rather than leaving it on auto. Also see what impact FSB strap to MCH is having on DRAM Frequency.
 
I presume vcore of 1.296v is the actual/idle voltage going through your Q6600. Can you check cpu-z what idle voltage it is displaying?

I don't understand why FSB strap to MCH is displaying the actual ram values which is meant to be displayed by DRAM frequency option at the top.

Did you save the settings in bios. Also turn off/disable Intel Speed Step.

I think go in bios and check what values are you getting in DRAM Frequency option rather than leaving it on auto. Also see what impact FSB strap to MCH is having on DRAM Frequency.

1b0G


Also the intel speed step is disabled.
 
1b0G


Also the intel speed step is disabled.

So vcore of 1.296v isn't much different from cpu-z idle voltage. There will always be slight difference in the way it is reported.

Intel Speed Step in your bios seems to be on auto. Was this the only other option apart from enabling it?

As said before go in bios and look at DRAM Frequency values and see what impact 'Strap FSB to MCH' has on them when you change it .
 
So vcore of 1.296v isn't much different from cpu-z idle voltage. There will always be slight difference in the way it is reported.

Intel Speed Step in your bios seems to be on auto. Was this the only other option apart from enabling it?

As said before go in bios and look at DRAM Frequency values and see what impact 'Strap FSB to MCH' has on them when you change it .

Having trouble restarting now, it takes a couple tries then it uses the default settings. the settings I edited in the bios are still there but it boots with default settings.

1b1b
 
at the moment this seems all too much hassle lol, idk if I wanna continue. I was able to get a somewhat stable 3000MHz this morning.
 
I think it disabling it ensures that your cpu multi stays constant at 9 and that it doesn't constrain your cpu from using it's maximum potential when running prime, IBT etc as it is a power saving feature.

Oh i've disabled all of them things already. the intel thing doesnt do that.
 
i'm able to access the bios after a couple trys, couldn't I just go into it and set default bios options?

You could but the fact that you can't seem to save manual settings and that bios throws up default settings seems to suggest there is conflict going on between default settings and manual settings. I could be wrong but I think this is what it is. Sometimes removing CMOS battery helps with this problem.
 
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