View Full Version : Any good southbridge cooling solutions?
ConquereR
07-22-03, 10:24 PM
Will any north bridge cooler work on a southbridge even though it doesn have mounting holes? heh. Or should something like a zalman heatsink be thermally glued to the southbridge?
alpha_gamer
07-22-03, 10:25 PM
I don't think the southbridge gets very hot, don't bother cooling it. Spend your money on better cooling for you north bridge and CPU.
ConquereR
07-22-03, 10:33 PM
Originally posted by alpha_gamer
I don't think the southbridge gets very hot, don't bother cooling it. Spend your money on better cooling for you north bridge and CPU.
Hehe really nothing better i can get.
Got a SLK-800-U with a Smaft Fan 2 on it. Might put a tornado on it though. On my northbridge i have a Microcool Northpole Chipset Cooling Kit, i love it. Linkage (http://www.sidewindercomputers.com/minochcokit.html)
EDIT : i cant find all the PPL and MOSFET chips to put the little heatsinks on. Anyone got a pic of a ASUS A7N8X Deluxe and could label them for me?
http://www.theforumisdown.com/uploadfiles/0103/448415125154.jpg
As for the PPL chips, I have no idea what they are, sorry. (You could cut up some sinks for the LAN controller and SATA controller chips at the bottom left of the board (or right... I think you get my drift).
Your best bet for SB cooling would be the Zalman passive sink for the NB - As there are no mounting holes for the southbridge, you'll have to use some thermal epoxy (or some frag tape if you need a non-permanent solution). You could also attach a little 40mm fan, if you truly want to go for overkill :).
As said somewhere around here, try mixing some thermal adhesive with AS3 in 1:1 ratio. This will give you semi-permanent solution, cause this mixture doesn't hold THAT tight. However, in this very reason I don't recommend to attach a fan to this heatsink - the combo will be rather heavy, and who knows whether that adhesive+compound mix will hold it.
BTW, there are rumors that southbridge does start to heat up when core voltages are significantly raised. So I wouldn't consider this overkill if going for some serious OCing...
BTW, PLL chips are the ones regulating FSB.
http://forum.oc-forums.com/vb/showthread.php?s=&threadid=217667 ask dcesther where he got his
wannaoc
07-23-03, 06:22 PM
A Zhalman gold heatsink will work fine and is nice and cheap. Alpha_gamer it does get very hot when you pump up the fsb, usually you get a crackle in sound or unstable lan.
dcesther
07-23-03, 06:53 PM
I got mine over another country, and they don't deliver to USA, therefore my mom have to bring it for me.
hm., just curious, what country was it?
star882
07-23-03, 10:29 PM
"I don't think the southbridge gets very hot, don't bother cooling it."
In Britney machines(which have the northbridge integrated into the CPU), the southbridge has a passive heatsink, and it gets pretty warm.
One Britney mobo actually has a small HSF for the southbridge!
jlin453
07-24-03, 12:26 AM
I use the onboard sound and my SB was VERY hot. I coudln't even keep my fingers on it.
Originally posted by RZA
BTW, PLL chips are the ones regulating FSB.
Yeah... But where are they physically?
The_Jizzler
07-24-03, 12:38 AM
http://www.theforumisdown.com/uploadfiles/0103/-2.JPG
:D Thanks Jizzler (I feel dirty now...)
ConquereR
07-24-03, 01:00 AM
thanks
alpha_gamer
07-24-03, 02:02 AM
Originally posted by wannaoc
A Zhalman gold heatsink will work fine and is nice and cheap. Alpha_gamer it does get very hot when you pump up the fsb, usually you get a crackle in sound or unstable lan.
Oh alright, I didn't know that. My FSB is only at 133, so i don't get much heat from it. It's funny you mentioned the crackling sound because I was gaming tonight and my sound started to crackle. One I unplugged the power to my speakers and plugged it back in again it seemed fine though.
I put the stock NB rad on my SB. I gets warm to touch at 203Mhz FSB.
Zalman NB-32J should do the job. I actually think this HS is more suited for the SB than the NB, because its base is narrow, thus not covering the whole NB.
Caffinehog
07-24-03, 09:23 AM
Originally posted by The_Jizzler
http://www.theforumisdown.com/uploadfiles/0103/-2.JPG
Yeah... they're all about that shape, and they're usually right next to a little silver oval thing with "14.3mhz" on it.
Drinyth
07-24-03, 10:08 AM
I cooled my SB chipset with one of the small passive heatsinks that came with my Vantec Iceberq package. Seems to work alright for me.
Originally posted by Drinyth
I cooled my SB chipset with one of the small passive heatsinks that came with my Vantec Iceberq package. Seems to work alright for me.
same here... i didn't want to Modify my original Epox Northbridge heatsink which doesn't really fit on the SB. some capacitor or something was blocking it
DumpALump
07-24-03, 01:51 PM
Anyone know where I can buy a heatsink for the southbridge that only has a height of about 2 cm? My southbridge is right next to my agp slot so the vid card is a little over the SB.
the vantec kit comes with some....
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