P5N32-E SLI - FSB Resetting on boot

Ghaz

New member
Okay so the other day I tried overclocking for the first time. I got my q6600 to about 2.6Ghz, just playing around and getting the feel for it. At first I was worried because I was using a glitchy asus program called pc probe - it would often tell me that certain voltages were at 0 or pretty damn high, and only for like 3 seconds; I have heard other people have had this problem. Anyway, I flashed my bios, installed latest one. However, it wouldnt boot after this. I moved the jumper on my motherboard and started up, this time it booted. However, the bios revision was the same as the one I put in, which is odd. Anyway, I continued to overclock. I went for 2.7ghz, and at this point, one time it told me that it failed to boot and that I should put stock setting back, and a second time I got an exeption. So I decided perhaps at this point I needed to up voltages slightly, so I felt I would turn it back down for a while. My motherboard has the ability to unlink the fsb and the memory, so I can up the frequency of the cpu without touching the memory (checking cpu-z, it basically seems to set the ratio for me). Anyway, I noticed that upon unlinking the two, the option to set the ratio started to show up, which didnt happen before as it is set to automatic. chaninging it causes it to set back to auto again. I just thought, odd. Anway, now, whenever I change the fsb or anything in the "extreme tweaker" section, upon closing the bios and booting again it sets back to auto. The memory timings etc stay the same, so its not like its just setting it all back to default settings. Anyone have any ideas on the cause/fix?
 
mhhh try reflash your bios again using the the asus program (its on the asus site somewhere :) ) makes life a little bit easier uninstall pc probe its crap very buggy!

i know this may sound stupid but make sure you are saving the setting and not just exiting in a rush to see if your clocks are stable

apart from that not sure what more you could do mate
 
I have a distaste for ASUS mobos, but that`s a personal thing, and I also don`t like pc probe - I`m supprized they still use it.

Anyways, taking the Q6600 from 2.4 to 2.6 is a very very small step, even 2.7 is a small jump. If the mobo can`t deal with u changing just to this, I would hazard a guess that the mobo isn`t happy in general.

I`d forget about overclocking for the moment and just try and establish that the bios that u`ve flashed is working 100% with the cpu/ram/fsb working at stock levels.

Boot to u`r OS, run some tests or benchmarkers, and be sure the mobo is happy b4 taking any oc steps. This would include remembering changes u make to the bios after exiting & saving. Just changing USB or floppy disk settings are basic enough for that test.
 
name='Rastalovich' said:
I have a distaste for ASUS mobos, but that`s a personal thing, and I also don`t like pc probe - I`m supprized they still use it.

Anyways, taking the Q6600 from 2.4 to 2.6 is a very very small step, even 2.7 is a small jump. If the mobo can`t deal with u changing just to this, I would hazard a guess that the mobo isn`t happy in general.

I`d forget about overclocking for the moment and just try and establish that the bios that u`ve flashed is working 100% with the cpu/ram/fsb working at stock levels.

Boot to u`r OS, run some tests or benchmarkers, and be sure the mobo is happy b4 taking any oc steps. This would include remembering changes u make to the bios after exiting & saving. Just changing USB or floppy disk settings are basic enough for that test.

Well it all seems fine at the moment, I don't see any other issues. Yeah I am saving, I even check to make sure I put jumper back properly... I chamged other settings to see if they saved.

What I will try next will be to take the mobo battery out, this will cause it to lose everything and revert back to an old bios version, yes? Maybe this will fix it.

I like the board in general, the oc features in the bios are good and easy to work with... in general.
 
well taking the mobo battery out and resetting the jumpers are more or less the same thing but yea you might as well give that a shot although i doubt u will notice any difference

keep us updated :)
 
Well it didnt reset the bios version but it did fix it : D I have a couple questions though.

Okay firstly, my mobo is a bit weird. In the bios I set the fsb (qdr)(?) of the processor. I don't think it work like normal motherboards. At current its at 1180, which gives my a frequency of just under 2.7Ghz. Anyway, when I set this up to 1200 to get 2.7ghz, just as I left the bios it said something about updating romsip (I think) tables. I think it did this last time I set it this high. What does this mean? Also, When I put it to this, it never gets past the post message and just reboots. Any ideas? Perhaps I need to up the voltage on the chipset?

Oh I would just like to say also thanks for all your help ^_^

Edit: I just read that what is in the bios is the rated fsb (thanks cpu-z) At this rated fsb I get a bus speed of 295mhz. I heard someone saying something about these quads "crapping out" at 300mhz- 333mhz. Is this a hole that they dont like to work at, or like a maximum bus speed?
 
I used to have a P5N32-E SLI. The max I got from it was around 3.6Ghz on a Quad, when using the 8xx bios.

QDR is the FSB multiplied by 4. So just divide the QDR by 4 to get the FSB. ;)
 
name='Toxcity' said:
I used to have a P5N32-E SLI. The max I got from it was around 3.6Ghz on a Quad, when using the 8xx bios.

QDR is the FSB multiplied by 4. So just divide the QDR by 4 to get the FSB. ;)

Ah okay thanks ^^
 
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