Overclocking The E8400

g4m3rof1337

Active Member
Alright, last night, as soon as I got the CPU working, I overclocked it to 3.60GHz, and didn't change anything except the FSB. I now want to try and hit 4.0GHz or higher.

What should I test, to make sure I can stably hit 4GHz or higher?
Run Orthos for an hour, and see what my temps are?



Thanks.
 
Thats all I have done...for most part..FSB up and play with volts//

e8400 almost oc's itself....I am at 4.12ghz...I know its wierd..but yeh runs like a dream.
 
Just do babysteps..keep tweaking the fsb..

once your machine crashes out, or keeps rebooting..you wanna go back in an take it down a notch.

monitor ur temps...

big thing..dont just slam every setting..go slow and babysteps man..
 
To hit 4GHz, do I need to up the voltage at all?

Or should I just go slowly from 3.60 to 4.0 and see what happens?

And by slowly, like from 1600 to 1800? How do I find the FSB I need?


Thanks.
 
dang..I cant find the link to that really good guide to o'c..

I just saw it on here like yesterday...

umm look around someone posted a link..

Play with your fsb...
 
Well, I am anti water cool so you wont get me recommending that...and as we are sponsored by OCZ..I must recommend their cpu coolers..

My Vendetta2 is tremendous and with it's 120mm blowing right into my 200mm on the Antec900...its very very efficient at removing the heat.
 
Yeah, I've never liked water cooling, but I'm looking for an air cooler that can compete with it, and I'm not having much luck.
 
I have no idea...perhaps...but I wouldnt waste your time tryin to figure it out.

Get a good OCZ or thermaltake..etc and utilize a 120mm fan or 2 and you'd be amazed at what you can achieve.
 
Well, I rekon my Tuniq is pretty close. 35c on load, I doubt you're going to get much better than that.

Anyway, a complete cheap WC'ing kit like that wouldn't perform much better than the cooler you already have to be honest.
 
Alright, I ran the Blend - stress CPU and RAM at Priority 1, for an hour and 6 minutes.

Before the test, at idle:
Core 0 - 40C
Core 1 - 38C

1 Hour and 6 Minutes of Orthos:
Core 0 - 43C
Core 1 - 42C



And I was trying to respond in this thread earlier, but I was on my phone, at a Mexican restaurant, and the food came fast, so.
 
Here's what I did:

Raise the FSB by 5, boot and run 5 minutes of stress test. Keep doing this until your computer doesn't boot. Then you increase the CPU voltage one notch and keep going, raising by 5 every time. If you get to the point where increasing the CPU voltage by one notch doesn't give you a boot, try bumping it again, and try again. If it still doesn't boot, check your RAM divider, you might have to set your RAM frequency to a bit slower than stock to stabilize your CPU frequency. Then when you're happy with your CPU overclock, try to clock the RAM frequency back to stock and even overclock it if you want/can.

Hope that helpe! :D
 
Alright, makes some sense, I'll understand it more when I'm looking at the BIOS.

Also, my Ram is at like 480MHz, it was around 410 before I overclocked, but I didn't change anything on the Ram, so it must have done it automatically.


And how are my temps?



Thanks.
 
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