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Trying To Get My E8400 To 4.0


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Well I finally put in the money and got a new system. I could say the specs are in sig but I haven't updated that yet so they are as follows.

 

Core2Duo E8400 Wolfdale 3.0ghz

DFI Lanparty X38 DK

4gb G.Skill DDRII 800

600W OCZ GameXStream

Diamond HD3870

 

Tried raising the vcore a bit to get it higher which did work but I'm not really sure how far I can push that w/o frying it. Can you guys think of anything I might be missing? I've seen on a couple forums that people have gotten 4.0 on these E8400 Wolfdales so I hope I can too.

 

Edit: specs now in sig too.

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Voltage is around 1.36. Ram is at 400/800 using default settings for ram which appear to be 5-5-5-15 and the ram is at 1.8v. Need anything else? Have gotten it to boot and load up at 4.0 but it freezes and fails in prime95.

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So far so good at 4.0 hasn't bosd' or froze for 5 minutes so its more stable than before. Testing with prime 95 now. You think 6hrs is a good length to see if its stable?

Edit: And its not stable after running for 4min. Any idea on how I can get it to be stable. At least its stable enough now to run idle.

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Guest ajmatson

Bump your Core Voltage up a bit. I had to set it to 1.45 for my E8500 to get it stable at 4.322MHz. Just cool your Northbridge too and I hope you are not using a stock Intel heatsink. What temps are you getting? Can you post some BIOS screenies because i am not familiar with many DFI boards. Maybe the DIY guys can chime in here :)

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No not using the stock intel heatsink those things are rubbish. Board came with an awesome NB heatsink and I mounted a fan on it so that should be fine. I suppose I can bump the vcore up a bit. I'll see what that does and post some bios screen shots in a bit. As for temps I'm not sure what to trust. Realtemp gets around 53C but Coretemp says 63. The motherboard sensor says 28C.

Edit: Bumped vcore to 1.37. Realtemp now at full load stress testing is at 70C while coretemp is at 80C and MB cpu temp is 60C. I think its stable now its been running for longer this time without failing.

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here is a cpuz from my Xeon E3110 (same chip as E8400)

you can get there...

that was at 1.65 volts but i have great air cooling from my dual fan TRUE.

temps do not exceed 60C with all 4 cores under load.

post-18473-1214357281_thumb.jpg

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