New power supply lowered CPU temp by 5C

sswingle

Diamond Member
Mar 2, 2000
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So yea, I'm happy. Before my 1800+ would sit at 65C constantly, use or no use. Now it only goes up to 65 under load, and goes down to 59-60 idle.

Now to find some quieter fans. A silent power supply didn't make my system any quieter at all :(
 

tallman45

Golden Member
May 27, 2003
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Some silent power supplies have thermo controlled fans. It sounds that in your case the power supply helped to exhaust additional cpu heat, hence the PS fans may have had to spin faster than they needed to. Do you have adequate intake and exhaust fans so that you do not need to rely on the Ps fans to get rid of Cpu heat ?

Next you can unplug each fan to see which one is the noise culprit
 

Peter D

Diamond Member
Oct 28, 2002
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Your case musnt be very well ventilated if a new PSU dropped your temps so dramatically.. :Q
 

sswingle

Diamond Member
Mar 2, 2000
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I have 3 case fans. 2 going out and one going in

My old PSU was a cheap POS, and I think it was creating most of the heat ;)
 

Optimummind

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Jul 19, 2002
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The biggest factor that brought down my CPU temp was using the Koolance Exos watercooling system. Before H20, my CPU load would top out around 60 C. Even with my room AC on, the CPU would reach 55 C at load.

Now, with the Exos + AC in my room, I get idle of 29C and load of 33 C. Without AC, load is 35 C.

I say save up $240 and buy the Koolance. Although it was my first time playing with watercooling, the entire setup process took less than 30 minutes and I can reach awesome overclocks.
 

sswingle

Diamond Member
Mar 2, 2000
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I'm not saying you don't have some great temps there, cause you do, but a 2.4 to 2.7 overclock doesn't seem like much...
 

chocoruacal

Golden Member
Nov 12, 2002
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Originally posted by: pwddesign
I have 3 case fans. 2 going out and one going in

My old PSU was a cheap POS, and I think it was creating most of the heat ;)

That doesn't mean jack. Like most people, you probably have at least two fans (including the PS) right next to the HSF, sucking away all its air. Try ducting your HSF to a side panel and ditching one of the exhaust fans.
 

sswingle

Diamond Member
Mar 2, 2000
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Ok....my side case fan blows IN. It is positioned down and to the right a little of the processor, so it is close, but not right on top. Then my rear case fan which is blowing OUT is basically lined up with the CPU. The third is at the top of the case blowing OUT.

How does that sound?