Toasty i7 -

sgrinavi

Diamond Member
Jul 31, 2007
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System in my sig

idles in low 40's running stock, out of the box, settings with all the nanny's on OR O/C'd to 3.5 - makes no difference. Seriously, this thing has a vcore 1.04 12x133 and still stays warmer than I would have expected.

OR, I can o/c it to 3.5 @ 1.28v QPI of 1.35 DRAM @ 1.65 and it still stays the same.

Running Prime 95 it gets up to the high 60's when O/Cd and the mid 60's when running "stock"

I am using an OCZ vendetta cooler with a bolt-through kit that kept my q9550 in the low 30's @ idle and the mid 50's under load.

I have tried reseating the cooler a couple times (using the same tube of AS-5 that I used on the above q9550) with-out an effect, I have rotated the cooler 90 degrees, again, no effect. Fan is running at around 1500 RPM

Some other strange behavior :the system will BSOD when running prime 95 at stock settings. If I set it manually (as described above) it will prime 4 threads for as long as I care to let it run (30 mins so far)

 

Tweakin

Platinum Member
Feb 7, 2000
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Are you sure you HS is making good contact? I have sent back two different boards due to the socket being slightly loose on the board, which allowed it to set higher off the board when clamped down, and this caused interference with the mounting contact of the chip.

Just so you know, my i7 with a Noctura and 1500rpm fan is sitting at 40-38-37-39 right now...not that abnormal for air.
 

alcoholbob

Diamond Member
May 24, 2005
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You need good airflow. I have a Coolermaster V10 and it idles at 40C stock unless I have all my 120mm case fans on (a rear exhaust fan and 2 top exhaust fans), at which point it drops down to 30-33C with ambient of 72-74F.
 

AdamK47

Lifer
Oct 9, 1999
15,809
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People seriously need to change their expectations when monitoring Core i7 temperatures. It's going to be higher than most anything else. I highly doubt your problem is temperature related.
 

alcoholbob

Diamond Member
May 24, 2005
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When you say high 60s do you mean the core reading or individual cores? When I'm on load (prime95) the cpu temp is listed around 53C on evga e-leet but the individual cores will go up to near 70C.
 

sgrinavi

Diamond Member
Jul 31, 2007
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Originally posted by: Tweakin
Are you sure you HS is making good contact? I have sent back two different boards due to the socket being slightly loose on the board, which allowed it to set higher off the board when clamped down, and this caused interference with the mounting contact of the chip.

Just so you know, my i7 with a Noctura and 1500rpm fan is sitting at 40-38-37-39 right now...not that abnormal for air.


When I clamp down the cooler It spreads out the goo fairly well, maybe I need a lap-job.. so to speak. You may be on to something as when I had this chip on my first R2E the temps were not as high.


Originally posted by: AdamK47
People seriously need to change their expectations when monitoring Core i7 temperatures. It's going to be higher than most anything else. I highly doubt your problem is temperature related.

I didn't think it was, I think the high temp is a result of other problems. Perhaps as simple as a worse than average chip or as complex as I have do not have a clue what I am doing with an i7 O/C LOL


Originally posted by: AdamK47
People seriously need to change their expectations when monitoring Core i7 temperatures. It's going to be higher than most anything else. I highly doubt your problem is temperature related.

That would be neat, but I do see most of the folks running as much as 10 degrees cooler than I am.


Originally posted by: Astrallite
When you say high 60s do you mean the core reading or individual cores? When I'm on load (prime95) the cpu temp is listed around 53C on evga e-leet but the individual cores will go up to near 70C.


Individual cores, I go over 70 with a very mild O/C


 

imported_Scoop

Senior member
Dec 10, 2007
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If applying that much more voltage and OC'ing has no effect on the temp, there's something wrong with the reading.
 

Tempered81

Diamond Member
Jan 29, 2007
6,374
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well, a 'lap-job' as you say, a very minimal amount of TIM, and lowest stable vcore to maintain stability will help your temperatures drop substantially. Make sure you have a flat solid surface for the base of the HSF, and that it is firmly mounted to the IHS on the i7 with decent pressure. Good case airflow is a must - you might see 10C lower temps with your board sitting outside of the case. Also, An OCZ vendetta ranks below a large number of air coolers when cooling high tdp cpus:

Thermolab BARAM (core contact fan) high 15.1 10.3 50.1
Sunbeamtech Core-Contact Freezer high 16.1 10.0 51.3
Xigmatek HDT-S1283 high 16.8 10.7 50.7
Thermolab BARAM 17.3 10.5 53.0
Thermalright Ultra 120 17.8 10.6 53.7
Xigmatek DK-S1283 high 17.9 11.0 49.6
Ibuypower IBP-Z001 high 18.0 11.6 61.7
Coolermaster Hyper Z600 18.0 11.6 47.7
Xigmatek HDT-S1284EE high 18.1 9.4 44.2
Zerotherm FZ120 high 18.2 11.4 47.6
3Rsystem Iceage 120 high 18.2 12.1 47.9
Vantec VAF-1225 Aeroflow FX 120 high 18.3 11.8 54.2
Coolermaster V8 high 18.4 11.2 52.6
Thermalright Ultra 120 Extreme 18.4 11.4 44.5
Xigmatek HDT-SD964 high 18.8 11.6 57.2
SilenX iXtrema IXC-120HA2 high 18.9 11.2 52.9
Coolermaster Hyper 212 19.0 11.8 45.9
Apack Zerotherm BTF92 OC Ed high 19.0 11.2 53.6
Zalman CNPS9700 LED high 19.0 10.4 56.5
Xigmatek HDT-S983 high 19.5 11.8 52.7
Scythe Mugen 19.5 11.4 46.0
Xigmatek S1284 Achilles high 19.6 11.6 42.7
Tuniq Tower 120 high 19.6 12.2 51.6
Thermalright Ultra-90 high 19.6 13.0 56.2
Apack Zerotherm Nirvana 120 high 19.8 12.3 49.2
Enzotech Ultra-X high 20.0 8.5 59.1
Zalman CNPS9700NT high 20.3 12.4 52.2
Scythe Infinity SCINF-1000 20.3 12.6 37.8
OCZ Vendetta 2 high 20.5 12.5 41.9
OCZ Gladiator Max high 20.7 12.6 42.9
EKL GroB Clock'ner 20.8 13.2 40.6
EKL GroB Clock'ner Blue Ed. high 21.0 12.9 42.4
Vantec VAF-9225 Aeroflow FX92 high 21.2 14.0 57.9
Noctua NH-C12P high 21.2 13.1 40.4
Coolermaster GeminII S high 21.3 13.4 49.6
OCZ Vendetta high 21.3 13.5 52.8
Noctua NH-U12P high 21.3 13.4 40.7
 

alcoholbob

Diamond Member
May 24, 2005
6,390
469
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jared, he's talking about individual core readings not the total cpu reading. My idle is 21C with a 65F ambient but the individual core readings are between 33C (lowest) to 38C (highest). When I'm at full load it hits 50C but core readings will be 60 (lowest) to 70 (highest).

So in fact I think his readings are pretty good, I think he is getting worked up over nothing.
 

sgrinavi

Diamond Member
Jul 31, 2007
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Originally posted by: Tweakin
Are you sure you HS is making good contact? I have sent back two different boards due to the socket being slightly loose on the board, which allowed it to set higher off the board when clamped down, and this caused interference with the mounting contact of the chip.


I was checking this out; my socket clamp was actually loose and would not tighten down effectively. For lack of a better solution I removed the socket clamp and am holding the CPU to the board with my HSF..

not exactly kosher, but it is working - my core temps are staying under 60 degrees after running prime95 for nearly an hour with the system @ 2.8... 1.27v

Thanks Tweakin!
 

Tweakin

Platinum Member
Feb 7, 2000
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Originally posted by: sgrinavi
Originally posted by: Tweakin
Are you sure you HS is making good contact? I have sent back two different boards due to the socket being slightly loose on the board, which allowed it to set higher off the board when clamped down, and this caused interference with the mounting contact of the chip.


I was checking this out; my socket clamp was actually loose and would not tighten down effectively. For lack of a better solution I removed the socket clamp and am holding the CPU to the board with my HSF..

not exactly kosher, but it is working - my core temps are staying under 60 degrees after running prime95 for nearly an hour with the system @ 2.8... 1.27v

Thanks Tweakin!

Damn...that's gutsy. You might want to try and shorten the bolts up with a washer of some sort...that should lower your clamp assy on the board, and give you a safe mounting...but then again.....
 

sgrinavi

Diamond Member
Jul 31, 2007
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Originally posted by: Tweakin
Originally posted by: sgrinavi
Originally posted by: Tweakin
Are you sure you HS is making good contact? I have sent back two different boards due to the socket being slightly loose on the board, which allowed it to set higher off the board when clamped down, and this caused interference with the mounting contact of the chip.


I was checking this out; my socket clamp was actually loose and would not tighten down effectively. For lack of a better solution I removed the socket clamp and am holding the CPU to the board with my HSF..

not exactly kosher, but it is working - my core temps are staying under 60 degrees after running prime95 for nearly an hour with the system @ 2.8... 1.27v

Thanks Tweakin!

Damn...that's gutsy. You might want to try and shorten the bolts up with a washer of some sort...that should lower your clamp assy on the board, and give you a safe mounting...but then again.....

Or stupid. Either way it's working well. I had it up to 1.45v and 4.0 stayed in the mid 60's under load.