Offset voltage explanation?

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18 Mar 2011
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325
Hi guys, did a quick search but I couldn't what I was looking for. What exactly is offset voltage? How do you use it and is it worth it? I have my 2500K clocked at 4.5GHz @ 1.290v, I've read in certain places that offset voltage is better, why is this?
 
I use offset voltage to overclock my chip.

Say you want, in your case, 1.290v. You can set this manually or you can change the bios to use an offset. So, for example.

If at 4.5GHz the mobo will automatically pump 1.370 volts and you only want 1.29, use an offset that will bring you down to 1.290 (or what ever it is before drop),

Normal 1.370 minus offset - 0.080 (i'd expect you'd need -0.050 to get 1.290 because of vdrop).

Hope that helps.

Edit:

Look at my sig, my chip requires 1.33 load with llc1. The mobo will auto volt to 1.370 so I have a offest of -0.040 set,
 
Last edited:
I use offset voltage to overclock my chip.

Say you want, in your case, 1.290v. You can set this manually or you can change the bios to use an offset. So, for example.

If at 4.5GHz the mobo will automatically pump 1.370 volts and you only want 1.29, use an offset that will bring you down to 1.290 (or what ever it is before drop),

Normal 1.370 minus offset - 0.080 (i'd expect you'd need -0.050 to get 1.290 because of vdrop).

Hope that helps.

Edit:

Look at my sig, my chip requires 1.33 load with llc1. The mobo will auto volt to 1.370 so I have a offest of -0.040 set,

OK, I think I get this. I boot with volts set to auto, prime and see what volts are sent to my chip. Let's say, for example, this is 1.350. I then go back into my BIOS and set an offset voltage of -0.060. Correct?
 
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