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H100i - i4770k stock - Giga GA-Z87X-UD5H


Pratticus

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Hi All,

 

I hope you can help me with my problem.

 

I recently purchased and assembled the hardware listed. I am running Windows 7 Home Premium 64 bit with SP1 and all available updates.

 

I have firmware 1.0.5 on the H100i and have 1.07 firmware on the Gigabyte mobo. I have Corsair Link version 2.4.5110 installed. The H100i is mounted in a Cooler Master HAF X case on the top with the two Corsair-supplied fans running to pull cool air in from the top.

 

The H100i was purchased as "refurbished" recently during the Corsair sale. The i4770k is running at all stock voltages and speed (e.g. 3.5 GHz).

 

I have installed several monitoring tools in addition to Corsair Link: AIDA64 Extreme (Trial) & CPUID HWMonitor.

 

As far as I can tell, the "CPU Package" temperature is an average of all the cores. At idle, all software (Corsair Link, AIDA64 & HWMonitor) all report temperatures on the CPU within 1 degree Celsius of each other, so I feel the numbers are accurate.

 

Fan and pump speeds are reported by Corsair Link at around 2200 RPM at idle. Ambient temperature is estimated at 68 degrees Fahrenheit (about 19 degrees Celsius).

 

My problem: at idle, the CPU temperature hovers around 38 degree Celsius. When I attempt to run a stress test (such as AIDA64 "System Stability Test -> Stress CPU/FPU"), within 30 seconds the temperature has risen to over 90 degrees Celsius and reports throttling/overheating detected!

 

I thought I may have botched the first installation of the pump, so I took it off, cleaned it and the CPU with Arctic Silver 1/2 then applied a rice/pea bead in the middle of the CPU and reseated. I tightened the four mounting screws about 1/8 turn beyond finger-tight. Also, I have the pump installed exactly as Corsair recommends, despite the comments to add rubber washers and make the backing plate not loose on the mobo - the installation feels secure and does not move.

 

What am I doing wrong?

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Thanks for the response.

 

The "x-bracket" - do you mean the backing plate on the back side of the motherboard or the bracket that goes on top of the pump on the front side of the motherboard?

 

I am aware of the fact that the backing plate has a proper orientation, since it has two inside corners with notches for items on the motherboard. Therefore, the backing plate is mounted properly.

 

Is there a correct orientation for the front-side pump bracket? As far as I could tell or was indicated in the manual, the front pump bracket is symmetric about all 4 corners.

 

Also, I am using the proper "symmetric" mounting hardware for the LGA 1150 backing plate.

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Ugh - I don't want to mess with that a 3 time, but I understand where you are going: if there are no gaps in the TIM and I did not use excessive amounts, we can eliminate that as a possibility.

 

I will disassemble and report.

 

In the mean time, let's assume the TIM is correct. What's next?

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Ugh - I don't want to mess with that a 3 time, but I understand where you are going: if there are no gaps in the TIM and I did not use excessive amounts, we can eliminate that as a possibility.

 

I will disassemble and report.

 

In the mean time, let's assume the TIM is correct. What's next?

 

honestly theres not many areas to look at,if you have good tim contact then my guess would be a faulty refurb.

get the temp up again and see if one rad tube is hot and one cold.

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Attached are the photos of the removal and re-application (application 3) of the TIM (Arctic Silver 5).

 

Post application 3, CPU Package temperatures are reported as 40 degrees Celsius. The re-boot this time was seriously fast though and the temperatures started out much lower (CPU Package around 30 degrees Celsius).

 

Alas, the problem remains unsolved.

1348349514_CPUArctic5Dab.thumb.jpg.bb5c06e39d8ddf3760afd813ad4b1af9.jpg

771733928_PumpClean.thumb.jpg.b3204629c20f7666d285edebacba507e.jpg

2051442750_PumpPreviousTIMCoverage.thumb.jpg.d37a1cded2227a9256f062cb83281de9.jpg

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So I just observed something. When I "stress test", the H100i pump and fan RPMs do not move from their idle numbers: 2000/2200 RPM.

 

It stands to reason that RPMs at idle should be slower than at load? Do I need to change some setting to allow the pump/fans to speed up with load?

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To check the temperatures of the hoses: I just put my hand around both during a (short) stress test and both seems cool to the touch - as cool as the radiator body feels.

 

Is this how I would check?

 

By the way: a "bad refurb" - if the pump is running, the fans are running and there are no leaks, can you give me an example of a likely problem? (e.g. clogged line or air in the lines?)

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Thanks, I bought it directly from Corsair.

 

I filed for an RMA a few moments ago and linked the information to this thread.

 

Hopefully it can be a quick turn-around or even a cross-ship?

 

you can request a advanced rma in your request and then the cooler gets sent to you first, a credit card is needed for this.

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I was working on the computer again and it began to heat up so I felt the two tubes between the pump and radiator.

 

The tube coming off the lower fitting (when looking at the CORSAIR logo upright) was warm whereas the tube that was coming off the upper fitting was cold.

 

Can anyone explain the direction of flow for the system and if this is expected behavior?

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I was working on the computer again and it began to heat up so I felt the two tubes between the pump and radiator.

 

The tube coming off the lower fitting (when looking at the CORSAIR logo upright) was warm whereas the tube that was coming off the upper fitting was cold.

 

Can anyone explain the direction of flow for the system and if this is expected behavior?

 

i think its an impeller fault

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Under load and when working as intended, I perceive both tubes should be warm, but the one leading from the pump to the radiator should always be warmer than the one from the radiator back to the pump, yes?

 

one should be warmer than the other that indicates its cooling and circulating, if both are hot that indicates the whole loop is hot and not circulating

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http://www.arcticsilver.com/intel_application_method.html#

 

http://www.arcticsilver.com/pdf/appmeth/int/vl/intel_app_method_vertical_line_v1.1.pdf

 

Arctic silver 5 adviced to make use of the vertical line method

 

Please note that silver 5 has curing time

 

"Arctic Silver 5:

Break-in period: 200 hours (Break-in period will occur during normal use.)

Temps will drop several degrees over the break-in period measured with a thermal

diode in the hottest part of the CPU core"

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Thanks for the tips on the AS5. I have always followed the "bead of rice in the center" application with success.

 

I will try a vertical "stripe" down the center next time per the AS5 suggestion.

 

Corsair has responded and I am awaiting an RMA number to be issued, per their instruction.

 

Hopefully the replacement unit fixes my problem.

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Hopefully the rma return works great for you. I still can't believe how you people use that cheap AS5 though and with a curing time. There is just so much better thermal pate out there. But you people continue to use this worthless paste.

 

i dont think ive used your paste,is it any good?

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