//flex table opened by JP

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Szech
10-18-2000, 02:11 PM
I've heard stories supporting both sides, but if your cards aren't crashing there, then it's clearly doing something right. Personally, I think that anything works better than the pad that typically comes on it, and the fact that you put a massive heatsink/fan on it is probably helping a lot. So I say, if it works, then great!

Jv44~Siggi
10-18-2000, 03:12 PM
Hi Szech. http://sysopt.earthweb.com/forum/smile.gif

I'm getting tempted to stick some on my CPU (the P3-800E). Earlier today I used paste (cheap stuff in a little sachet) over the pad that came on the heatsink and got a desktop temp of 40c. I knew that wasn't good so I stripped off the pad and tried again, getting 30c at desktop, 47c on 3D-Marks. About average I think for a stock setup.
I've just been trying it with a large 3-speed room fan blowing directly into the open case on max speed and get the desktop temp down to 27c.
I'm thinking that the heat transference from the CPU to the heatsink is pretty ****, which is why I'm tempted to try the super-glue.
My reasoning is that if a Ge-Force DDR can run at full OC, fully stable running 3D-intensive apps, the super-glue must have some very good, and hitherto unknown, cooling (heat transference) qualities.

Has ANYone here tried super-gluing a CPU to the heatsink?

[This message has been edited by Jv44~Siggi (edited 10-18-2000).]

Jv44~Siggi
10-18-2000, 03:40 PM
I forgot to say that I didn't remove the pads on the graphic card heatsinks (damm). So that super-glue is working right thru a green plasticky pad on the DDR and a kind of lead-metal one on the TNT.

I think I'm going to try the glue on my P3-600 and pray that experimentation isn't the mother of despair in this particular case. At least my P3-800e will still be ok if I screw things up with the 600.

Ooer! I'm frit.

Szech
10-18-2000, 04:05 PM
Hi Jv44~Siggi http://sysopt.earthweb.com/forum/smile.gif

I'm not so sure about super gluing the CPU to the heatsink. 30C is actually very good, and 47C is still in the green. Plus, I assume that it jumps to 47C only in a spike. Super glue is permanent, so if it does in fact make things worse (heatsink out of alignment, gunk between the two, too thick of a layer), there would be no way of undoing it. Of course, if you've got cashflow to spare, and you're the adventurous type, then I'd say proceed with caution. Otherwise, good luck!

Jv44~Siggi
10-18-2000, 04:44 PM
http://sysopt.earthweb.com/forum/smile.gif

Well, I've done it to my P3-600EB. With a regular heatsink, lead-metal pad (what is that stuff, zinc??) and thermal paste it desktopped at 40c. I think that's beacause it's .25 micron and runs hotter?
Anyway, after super-gluing it started at 33c and slowly rose to 37c...not too impressive. I don't think the glue had even nearly set at that point so I turned it all off. I'm going to leave it to cure overnight and try it tomorrow when it should be properly dry.

I think a P3-600EB is quite cheap here now so it's not too bad a disaster if the chip fails. Even if it doesn't perform a cooling miracle I'll be happy so long as it just works within normal levels.

Nothing ventured, nothing gained. That's what this forum is all about, risky experimentation. http://sysopt.earthweb.com/forum/smile.gif

SpookyEddy
10-18-2000, 05:26 PM
Well good-luck with the super-glue, I use it on my video-card fans,

However I would recommend getting some thermal paste, I live in the back of beyond (UK) & I can still get it in my local Tandy or Radio Parts. If all else fails order it from Maplin or off the net.

Good luck

Jv44~Siggi
10-19-2000, 12:50 AM
"Last night I tried to run my Ge-Force at max over-clock (both sliders set to max). It wouldn't have it, 3D-Marks went to a black screen as soon as the helicopter test started and the PC needed to be re-booted.
Tonight I decided to give it, and the TNT-Ultra in my other PC, some extra cooling.
So, the hairy procedure. Using a screwdriver I levered off the heatsinks, putting a little wad of tissue between the blade and circuit board so as not to damage it. With a bit of pressure the heatsink sprang off, leaving behind a load of dried crud on the chip. I gently scraped that off with a sharp knife.
Then I applied a good blob of superglue to the chip and stuck on a big CPU heatsink. After about ten minutes the glue had set solid. On went the fan and back into the case went the whole assembly, with me praying I hadn't screwed it up (I did the TNT first, just to be sure).

I then set both OC sliders to max and ran the 3D-Marks prog. I got 150 extra marks out of the TNT and 300 from the Ge-Force, and the heatsinks weren't even tepid."

Ok, I posted the above on another forum, to some suprise. Both my graphics cards have been rock-solid so far, running looped 3D-Marks and 3D-intensive games.

So I'm wondering, does super-glue have particularly good heat transfering qualities? I've read a couple of posts here from guys who have used it on their CPU's.

I've stripped down my 800e, from it's 'un-openeable' intel cartridge and have noticed some sort of semi-hard film covering the blue-metal looking core.
My worry is that, if I don't find super-glue offers better heat transference, removing it might rip away the film on the core.

We can't get decent thermal paste here in the UK, so it's not an option.

So...super-glue, is it any good? Seems to work well on silicon.

Cheers guys. http://sysopt.earthweb.com/forum/smile.gif

Jv44~Siggi
10-20-2000, 12:23 AM
The temp on the 600 has improved by one degree. So much for super-glue. Still, a small improvement is better than nothing.

I also had a look thru an old Maplin catologue and found Peltier coolers. Up until now I had thought they were some sort of water cooler...all the comments here about dripping water, lol. So it's condensation.

And they do thermal paste and adhesive, yay! My nearest one is in Brighton so I guess I'll head over there and check it out.

Next project...getting the super-glued heatsink off the 600...oh gawd...