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Reply #15 - Jul 4th, 2006 at 1:13am
Jakemaster   Ex Member

 
Umm, guys, I think I might have a problem.  According to speedfan my CPU is at 47 degrees Celsius.

Thats bad, right?

Oh, and the fan is at max speed.  I think I need a new fan
 
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Reply #16 - Jul 4th, 2006 at 1:29am

ctjoyce   Offline
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Well its not bad, but not the greatest.47C is what I get when at about 50% load.

Cheers
Cameron
 

CTJoyce, Modding and voiding warranties since 2003&&Sheila's Specs:ASUS Striker Extreme 680i, Intel Core 2 Duo E6600 @ 3.2Ghz, Corsair XMS2 PC2-6400C4 2GB, 2x eVGA 7900GT KO,  Western Digital 80GB SATA & 250GB SATAIII&&Vesper's Specs: Intel Core 2 Duo T7400, 2GB DDR2-667, GeForce Go 7950GTX 512MB, 160GB Hitachi SATA 5400RPM&&Hardware FAQ, Read it and be informed&&My little corner of the world&&Once You Know You NEWEGG&&Building a computer Part 2
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Reply #17 - Jul 4th, 2006 at 2:44am
PisTon   Ex Member

 
Quote:
ATI (x800 and up) will safely run @ 80-85c. I agree it is best to keep them below 70. The critical temp (point of no return) on the newer cores is 110c.


Yep. In many reviews they go past that.
 
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Reply #18 - Jul 4th, 2006 at 7:21am

ctjoyce   Offline
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Ya but when they review them, they are looking for the cards limit. Not what you would be doing for everyday use.

Look into a Zalman, atleast replacing the thermal compound.

Cheers
Cameron
 

CTJoyce, Modding and voiding warranties since 2003&&Sheila's Specs:ASUS Striker Extreme 680i, Intel Core 2 Duo E6600 @ 3.2Ghz, Corsair XMS2 PC2-6400C4 2GB, 2x eVGA 7900GT KO,  Western Digital 80GB SATA & 250GB SATAIII&&Vesper's Specs: Intel Core 2 Duo T7400, 2GB DDR2-667, GeForce Go 7950GTX 512MB, 160GB Hitachi SATA 5400RPM&&Hardware FAQ, Read it and be informed&&My little corner of the world&&Once You Know You NEWEGG&&Building a computer Part 2
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Reply #19 - Jul 4th, 2006 at 10:59am
Jakemaster   Ex Member

 
Quote:
Well its not bad, but not the greatest.47C is what I get when at about 50% load.

Cheers
Cameron


Is it bad for it to be at 51C when the CPU is only at about 10% or less load?

I need a new heatsink and fan....
 
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Reply #20 - Jul 4th, 2006 at 11:56am
Nick N   Ex Member

 
Quote:
Is it bad for it to be at 51C when the CPU is only at about 10% or less load?

I need a new heatsink and fan....


Ambient room temp + case airflow + CPU cooler = temp

My room temp right now is 70F and the system idle but 100% overclocked is as follows:

...

Notice the fan speeds... There are actually 2 tower fans hooked to one motherboard fan port (less than .6A). One on the back of the tower (120mm) expelling air and one on the side (80mm) blowing into the tower toward the CPU cooler. Because of how low I run them and their internal bearing design, they are literally silent and barely heard even at full speed. I run the CPU fan @ 1200RPM at idle and max it at 2000RPM under full load using its in-line speed controller and Speedfan.

Full load after an hour or more of stress nets a 45c-50c temp depending on the ambient air temp of the room but absolutely maxes at 50c. It usually runs about 46c and in the winter, hardly makes it over 44.

EDIT: Here is a sample after running 3D Mark 05 - and - Prime 95, at the same time, looping for 30 minutes:

...

My PSU also has a thermal controlled fan. Below 42c (internal PSU temp only) the rear PSU fan runs but is quite silent. Above 42c (which it has never seen that temp) a 120mm secondary fan inside the PSU kicks on. At that point it sounds like a vacuum cleaner but it has never reached 42c so the large fan remains off.

During heavy load use it takes about 30 minutes to an hour (depending on the ambient room temp) for my case temp to rise to 25c and kick the main tower fans up. Once they come on it reduces the internal tower temp to 24c within a minute or so. From that point on the tower fans cycle their speed until the load is dropped.

I would highly recommend the Zalman CNPS9500 AM2. It was redesigned from the original CNPS9500 LED and the clip is universal for AM2 or 939 as long as the 939 heat sink bracket on the motherboard has the original AMD HSF clip retainers (not broken off). Also, for the rear of the tower, what makes the Zalman CNPS9500 AM2 work so well is having the right fan on the back of the tower. I use a 120mm Scythe with a Sony fluid dynamic bearing controlled by Speedfan. The more air you move the better the CPU cooler efficiency. If you use large fans @ low RPM they can do the job VERY quietly.

Remember, it’s not just about the CPU HSF…

Ambient (room temp) + case airflow (volume + speed) + CPU cooler (design) = temps


Grin

EDIT: I forgot to add... For AMD64 make sure you have the AMD Cool & Quiet processor driver installed, it is enabled in the BIOS and ACPI 2.0 support is also enabled in the BIOS. Doing so will drop the processor idle temp by quite a bit. It automatically lowers the CPU vcore and multiplier when the processor is not being loaded down. I have never had a problem with it causing crashes or stutters in any 3D application.

« Last Edit: Jul 4th, 2006 at 7:24pm by N/A »  
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Reply #21 - Jul 5th, 2006 at 3:14am

FridayChild   Offline
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I like to play with a venerable racing game called Grand Prix Legends (when patched to current, it rocks, even though it's from the past millennium) and this is the only game I've found so far for which Cool&Quiet must be turned off because it causes stutters.
 

Founder of A.A.A.A.A.A.A. (Aircraft Amateurs' Association Against Absurd Aviation Acronyms) My system specifications: FLIGHT SIMULATOR 2004 - AMD Athlon 64 3200+ CPU - 3 GB PC-3200 DDR400 dual channel RAM - 500 GB Seagate Barracuda 7200 rpm SATA-II hard disk - Sapphire Radeon HD 5750 1 GB PCI-E graphic card - Logitech Wingman Force 3D joystick + Logitech Formula Force pedals My FS whereabouts: low and slow, small single engine prop GA, Italy airfields.
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Reply #22 - Jul 5th, 2006 at 3:27am
PisTon   Ex Member

 
Quote:
Ya but when they review them, they are looking for the cards limit. Not what you would be doing for everyday use.

Look into a Zalman, atleast replacing the thermal compound.

Cheers
Cameron

Didn't the stock X1900GT get to 87degrees ingame?
 
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Reply #23 - Jul 5th, 2006 at 2:30pm

ctjoyce   Offline
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Funny how my lappy runs
FSX better than your
Tower
USA

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Yes, and if I remember right, ATi has since changed the cooler on it.

Cheers
Cameron
 

CTJoyce, Modding and voiding warranties since 2003&&Sheila's Specs:ASUS Striker Extreme 680i, Intel Core 2 Duo E6600 @ 3.2Ghz, Corsair XMS2 PC2-6400C4 2GB, 2x eVGA 7900GT KO,  Western Digital 80GB SATA & 250GB SATAIII&&Vesper's Specs: Intel Core 2 Duo T7400, 2GB DDR2-667, GeForce Go 7950GTX 512MB, 160GB Hitachi SATA 5400RPM&&Hardware FAQ, Read it and be informed&&My little corner of the world&&Once You Know You NEWEGG&&Building a computer Part 2
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Reply #24 - Jul 6th, 2006 at 2:37am
PisTon   Ex Member

 
Quote:
Yes, and if I remember right, ATi has since changed the cooler on it.

Cheers
Cameron

Ouch.
 
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Reply #25 - Jul 6th, 2006 at 10:20am
Nick N   Ex Member

 


I don't care what they post at harware review sites... yes, the cores are designed to run hotter but not because the manufacture expects the core to run @ spec, but because gamers are running thier hardware fast and HARD for longer periods of time and the games demand more.

The manufactures designed more headroom into the upper limit to keep the life of the card within a defined window. Anyone running a card @ 85-100c for extended periods will see a reduced card life as compare to running it @ 70-75c.

Unless one is seriously overclocking and pushng the absolute limits of the card, it is overkill to keep a core at or below 60-65c under load. The cards will easily maintain the manufactures designed (usefull) lifespan running @ 70-75c.



 
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Reply #26 - Jul 9th, 2006 at 12:10am
Nick N   Ex Member

 

For Jakemaster and anyone else who may need it:

Requires an AMD64 processor...

Description:

AMD Athlon™ 64/FX Processor Driver for Windows XP and Windows Server 2003 Version (x86 and x64 exe) 1.3.2 - Allows the system to automatically adjust the CPU speed, voltage and power combination that match the instantaneous user performance need. Download this Setup Installation program (EXE) to automatically update all the files necessary for installation. This package is recommended for users whom desire a graphical user interface for installation. This .EXE driver is a user friendly localized software installation of the driver designed for end-users. This driver supports AMD Athlon 64/FX processors on Windows XP SP2, Windows 2003 SP1 x84 and x64 Editions.

Download:

http://www.amd.com/us-en/assets/content_type/utilities/amdcpusetup.exe


Instructions:

Your BIOS should have an area that enables AMD COOL AND QUIET. You will need to find that setting in the BIOS and enable it.

Also, some BIOS’s require ACPI 2.0 (not just ACPI, it must say ACPI 2.0) be enabled or COOL and QUIET will not work. You will need to go through the BIOS settings to see if this setting is available. Your motherboard manual should list all the settings and show you where they are located in the BIOS screens.

AMD COOL AND QUIET = ENABLED -or- (YES)
ACPI 2.0 SUPPORT = ENABLED -or- (YES)

Boot into Windows. Install the driver and reboot.

While the system is not under a load, your CPU Vcore and multiplier will automatically reduce, therefore the idle temp will drop by as much as 10c or more depending on how well your tower is set up for cooling.
 
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Reply #27 - Jul 9th, 2006 at 12:38am
Jakemaster   Ex Member

 
I installed the new driver and went into BIOS, but there was no option for AMD Cool'n'Quiet....
 
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Reply #28 - Jul 9th, 2006 at 5:27am

ubntfp   Offline
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I've had a look on Everest but can't find anywhere that tells me the temps of my GPU.  (GForce TI4600 128MB).

How are you guys checking this?

By the way I found 2 tweeks on here, the omega driver and the FS-GS website had a free download, I'm hugely impressed with my fps.  Found in Tweaking and overclocking.  FS-GS : http://www.simviation.com/cgi-bin/yabb/YaBB.cgi?board=tweek;action=display;num=1...

 
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Reply #29 - Jul 9th, 2006 at 12:25pm
Nick N   Ex Member

 
Quote:
I installed the new driver and went into BIOS, but there was no option for AMD Cool'n'Quiet....


What motherboard are you running?
 
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