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Another 4790k running hot thread

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22 Oct 2011
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57
Chip was sent back for RMA to overclockers, but I just want to know if this is normal.

My issue is that the CPU runs too hot (idle and load)

I re-seated the cooler twice and applied Arctic Silver 5 on it after cleaning cpu and cooler bottom with alcohol solution. I am currently using the stock cooler. Idle temperatures are 54-58 degrees, while under prime95 it goes past 100 and the safeguard kicks in and lowers the frequency (from 4.4Ghz to under 4 Ghz in under a minute).

Voltage is ~1.175 at 4.4 Ghz turbo mode. Ambient temperature is 22 degrees or lower. The case is ventilated by 3 fans in total and air circulates properly inside.

No changes made in Bios in regards to CPU frequency, voltage etc. (all on auto with Intel Boost enabled). Despite the cooler being the stock one I am sure the temperatures are way too high.

Motherboard: Asus Maximus VII Ranger Intel. Tested 3 different bioses on it, same result.


So, what do you guys think (especially 4790k owners). I will be getting the evo 212 soon (I am not planning on going past 4.4 so it seemed like a suitable solution)
 
Chip was sent back for RMA to overclockers, but I just want to know if this is normal.

My issue is that the CPU runs too hot (idle and load)

I re-seated the cooler twice and applied Arctic Silver 5 on it after cleaning cpu and cooler bottom with alcohol solution. I am currently using the stock cooler. Idle temperatures are 54-58 degrees, while under prime95 it goes past 100 and the safeguard kicks in and lowers the frequency (from 4.4Ghz to under 4 Ghz in under a minute).

Voltage is ~1.175 at 4.4 Ghz turbo mode. Ambient temperature is 22 degrees or lower. The case is ventilated by 3 fans in total and air circulates properly inside.

No changes made in Bios in regards to CPU frequency, voltage etc. (all on auto with Intel Boost enabled). Despite the cooler being the stock one I am sure the temperatures are way too high.

Motherboard: Asus Maximus VII Ranger Intel. Tested 3 different bioses on it, same result.


So, what do you guys think (especially 4790k owners). I will be getting the evo 212 soon (I am not planning on going past 4.4 so it seemed like a suitable solution)

that's way too high, your idel temp is quite scary it should be about 20 to 22 degrees...........the rest is irrelevant for the time being.

the first thing to do is delid the cpu, it's up to you though because if you do delid and it doesn't fix it, then will void your guarantee straight away

my guess is that you have a cpu with really badly applied thermal paste under the lid.....( this is what you want) because this is really easy to fix !!!

just google delidding
 
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that's way too high, your idel temp is quite scary it should be about 20 to 22 degrees...........the rest is irrelevant for the time being.

the first thing to do is delid the cpu, but if this doesn't work you probably have a really bad CPU, it's up to you if you do delid, because this will void your guarantee straight away

my guess is that you have a cpu with really badly applied thermal paste under the lid.....( this is what you want) because this is really easy to fix !!!

just google delidding

I know about de-liding, but as I said, the chip is already on it's way to overclockers. Also, I don't want to lose the warranty when they can take care of it (hopefully). What if it isn't the paste that is badly applied? What if the chip was actually faulty? I just threw away 220 quid.
 
I know about de-liding, but as I said, the chip is already on it's way to overclockers. Also, I don't want to lose the warranty when they can take care of it (hopefully). What if it isn't the paste that is badly applied? What if the chip was actually faulty? I just threw away 220 quid.

well yea', it's a calculated risk that you have to take, but if the cpu is working and it definitely is, then my guess is it needs delidding.
 
If his ambient temp is 22c, he's not going to idle 22c or lower :p

But those temps are well off!

Well, hopefully the RMA guys will reach the same conclusion. Btw, are they browsing this forum by any chance or if it's any way to contact them?

I'm really afraid they will consider 50 degrees 'normal', or their test rigs underclock the CPU to 800Mhz in idle (and temps will be indeed lower).
 
Well, hopefully the RMA guys will reach the same conclusion. Btw, are they browsing this forum by any chance or if it's any way to contact them?

I'm really afraid they will consider 50 degrees 'normal', or their test rigs underclock the CPU to 800Mhz in idle (and temps will be indeed lower).

you'll be ok with your RMA, because that 50 degrees definitely isn't normal :eek:

send them a webnote via the buying section
 
Seems far too hot, at idle. The prime reaching 100 is normal though. Lol ;)

What cooler was you using ?

You should be idling around 30-38 , even lower with a quality cooler.
 
Seems far too hot, at idle. The prime reaching 100 is normal though. Lol ;)

What cooler was you using ?

You should be idling around 30-38 , even lower with a quality cooler.

As mentioned, using stock cooler. No improvements in temps after re-sitting it 3 times and using arctic silver 5
 
1.175v where in windows or bios? if stock cooler its gonna be poor temps anyway,get decent quality aftermarket cooler

tried undervolting?

getsome mx4 aswell,arctic silver is old now
 
1.175v where in windows or bios? if stock cooler its gonna be poor temps anyway,get decent quality aftermarket cooler

tried undervolting?

getsome mx4 aswell,arctic silver is old now

1.175 in windows, it's about 1.02 or so in BIOS (because turbo is disabled and the chip runs at 4.0 Ghz there).

I am getting an EVO 212 cooler (better than the stock, but not an OC one since I am not planning on going over 4.4 anyway).

AS5 is a good paste, I've been using it for years on CPUs and video cards alike, so I don't think that's the cause for the > 50 degrees idle temps
 
it is,but there's better paste's now and you want the best you can get,will knock a good 3c more off

ic diamond is another

it can be either very poorly applied thermal paste under the cap by intel,and or the stock intel cooler,your voltages aren't high at all so its not that
 
i didn't know that :eek: not only does it probably need delidding, but you have a stock cooler as well...no wonder.

your volts are pretty low...cpu working, this is a cooling issue only...........delidding plus a good cooler will drop your temps at least 23 degrees...lap both and another 6 degrees.

you dont want an OC cooler because you're not going above 4.4...... 4.4 is overclocked !!!!!!...you'll need a decent cooler above 4.2 just to be safe
 
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Just don't run stuff like p95, theese chips are not designed to do so. Even on high end air or top notch custom water cooling, temps will still be insanely high. Delidding is your only option if you wish to use theese type of stress programs.
 
Just don't run stuff like p95, theese chips are not designed to do so. Even on high end air or top notch custom water cooling, temps will still be insanely high. Delidding is your only option if you wish to use theese type of stress programs.

My issue is not that I want to use p95. The main problem is that it idles at over 50 degrees!

Obviously it will reach 100 faster and easier if it idles at that temp, and I am more concerned about the lifespan of the thing. De-lidding is not an option. As much as I would like to be a l33t rigger, I can't afford to potentially throw 230 quid worth of CPU down the drain
 
On my first 4790k I had to use a stock cooler for a few days, idle temps were in the low 50's too. Once I got my k2 dual tower cooler installed temps were 20c Ono lower.
 
My issue is not that I want to use p95. The main problem is that it idles at over 50 degrees!

Obviously it will reach 100 faster and easier if it idles at that temp, and I am more concerned about the lifespan of the thing. De-lidding is not an option. As much as I would like to be a l33t rigger, I can't afford to potentially throw 230 quid worth of CPU down the drain

you will not destroy a cpu delidding it, a cpu is pretty strong, plus the lid comes off very easily !!!!!

it sounds like this cpu is wrong for you... because it needs a lot of work to get it right.
 
you will not destroy a cpu delidding it, a cpu is pretty strong, plus the lid comes off very easily !!!!!

it sounds like this cpu is wrong for you... because it needs a lot of work to get it right.

If an expensive I7 needs a lot of work to get it 'right', then this cpu is wrong period.

Fortunately this cpu works within normal parameters with a lot of people without de-liding. I have de-lid several other CPUs, but they were either at the end of their time or out of warranty.

It's indeed a process that can help, but it's not a valid reason to get the performance you have paid for.
 
Sadly its down to Intel that theese chips are the way they are. Once you get a better cooler on it temps will be much better. I had one clockked to 4.8ghz, in normal use such as games the temps were mid 60's. Pretty comparable to my previous Ivybridge and Bloomfield 1366 chips. As long as you avoid stress programs with AVX the temps will be fine.
 
If an expensive I7 needs a lot of work to get it 'right', then this cpu is wrong period.

Fortunately this cpu works within normal parameters with a lot of people without de-liding. I have de-lid several other CPUs, but they were either at the end of their time or out of warranty.

It's indeed a process that can help, but it's not a valid reason to get the performance you have paid for.

with delidding you're only doing what the idiots at Intel didn't do correctly in the first place.

the only CPU that's cheap that'll overclock easily are the AMDs .... because the old i5 wont fit your motherboard, i bet the next CPUs will run hot too
 
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