QUOTE(kuntawakaw @ May 9 2009, 02:20 AM)
what feature need to disable and enable ya?lazy abit..
huhuuhh
and bro, max htt obtained pls
This habit from my NF3/4 days...
When I want to overclock, i usually start from the bios...overclock from windows is just fine tuning but after testing and getting the results, i will apply the settings to the Bios and save it...make sure you save the overclock Bios settings in the 10 memory banks provided...and don't forget to right down every settings to avoid confusion or forgetting when CMOS have to be cleared..
Disable:
Floppy
Serial, Printer, and other ports that you might use once every two years....
Onboard stuffs that you don't need, like me for instance, sound,vga,Lan, etc
Disable any power saving features such as CnQ and other schnanigans that might interfere with your overclocking...
After that manually input all the settings to default...Not by loading default settings, but by selecting or determining each and every value manually...such as
CPU: Stock lets say 1.3v, so you put 1.3v
Ram: Lets say you are running normal DDR2 667 rams, then set it to 1.8v
NB/Chipset: I don't have the exact value so I put there 1.3v, although some might say that stock voltage is around 1.2v or 1.4v....
HT : The same with NB, I put 1.3v
Set the HTT value to 200
Set HT to X4 or 1600Mhz
Set NB also to 1600Mhz (Which you can change later after finding the limit...
Set your rams....
Learn what chip and set it according to templates which can be found by googling around...although different rams may have different results. but similar chipsets don't vary that much...Like for instance last time a 3.3v BH5 chipset from windbond, some people need only 3.3v while others maybe needs 3.4 or 3.5v depending on the module manufacturer...All and all, they all reach around 250Mhz with 2-2-2-5 timings...some even 275mhz with 2-2-2-5 timings...
Then after input all the timing values....now you can proceed with your overclocking....Depending on which you would like to start first, you can either start with raising CPU multi to look for your CPU limit at a voltage value that you set just now...lets say for me stock would be 2.7 and after raising the multi to reach 3.3, windows just will not boot...I lower it down to 3.2 and prime it to see if its stable, if not, lower down multi again till priming is stable...use small FFTs to allow the CPU to be tortured to the max...I find that 3.1 at 1.4 is stable, so when I raise the HTT, I will avoid exceeding 3.1Ghz.....
then after you have found your highest Multi settings, time to lower it and play with HTT...this is in my opinion, the most challenging part in overclocking as it involves the PSU, CPU, Ram, NB, VRM and sometimes your hard drive....
Finding the highest HTT is another different story...the only reason people use HTT to overclock is to allow the rams to be push to a higher bandwidth....lets say a DDR2 800mhz will give around 7GB of bandwidth, so when we push to 850, 880 or 900, we increase the amount of bandwidth which allows more data transfer...yields better performance....to go to 900 you just need 25HTT increase....
Like me I'm at 940Mhz;
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This post has been edited by antonio: May 9 2009, 03:06 AM