How to Cool your PC with Dry Ice

Howto by Jort @ 2005-05-08

A complete guide by on working with Dry Ice so you can reach sub zero temperatures with your CPU and graphics card. Details on building containers, where to buy Dry Ice and important tips and tricks.

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CPU container install & GPU

Installation of your custom made container is pretty much like any other heatsink or water block, first you apply some thermal paste on your CPU, then put the container on it, and secure it with your hold down.

Madshrimps (c)

I've swapped the plexi ring with a wooden ring! which does not crack under extreme temperatures


Madshrimps (c)


Madshrimps (c)

Madshrimps (c)Madshrimps (c)


Now that we’re ready with the CPU container, let’s make one for the graphics card, the material that you need is the same as for the CPU container. This one is a bit tougher to make though because precision is needed to make this:

Madshrimps (c)


The base plate size you can use is 6cm on 6cm and 1cm thick, the holes for ATI and nVidia hold downs can be found here.

For brazing this container some improvising is needed. But I found a way to braze it with ease. You just need something or someone to hold it, maybe this picture will give you an idea:

Madshrimps (c)


Before you start brazing check the holes with the tube, you need to figure out the position of the tube so you can access all the holes.

I started by brazing the two pieces of tube as this is the weakest point of the construction, heating the bottom works quickest as heat rises, when the copper is sherry red apply the silfoss (or silver) and do the same for the base plate. Double check for leaks before stowing away your gear.

Here’s the finished product:

Madshrimps (c)Madshrimps (c)


Sanding down the base plate of the GPU container is not that easy, but well worth it to keep your video card that bit cooler!

Insulation is very much needed on the video card also, make sure you don't skip this step:

Madshrimps (c)

Madshrimps (c)


The chance is high you’ll be setting up your system outside of a case for these dry ice benchmark runs. To prevent your video card from bending due to the heavy container I made a small wooden “bridge” piece. It’s sort of a rectangle with the middle part removed so you can install the monitor cable.

Madshrimps (c)


I hope these guidelines will help you beat that overclocking record by using Dry Ice, if you have any questions about using Dry Ice or building containers feel free to drop a message in our forums.
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Comment from jmke @ 2005/05/08
you can read more about Jort's Dry Ice and LN² adventures over here: http://www.madshrimps.be/forums/show...threadid=12169
Comment from kristos @ 2005/05/08
PRAXAIR, Nijverheidsstraat 4, 2260 OEVEL
their truck rides out to pick it up on friday, they store it over weekend and make the necessary deliveries first thing monday morning. So, friday and monday is your best bet but since most people will be doing this in the weekend, it's best to call them and have them keep some aside for you to pick up on friday.
I have the phone number here somewhere, if I find it, I'll post it.


normally I don't read a whole review/howto but for jort's article, I've made an exception
Comment from kristos @ 2005/05/08
Praxair Dep. KEMPEN
Nijverheidsstraat 4
2260 OEVEL 014/25 06 03
Comment from jort @ 2005/05/08
way to go to the editor

and tnx kristos for reading it and correcting a bit
Comment from jort @ 2005/05/08
the material that i am now using is ertalite or hd-1000 named.

this is something nobody know's, when tim was on the way to here i tested the plexi with ln² and a hammer. it was not breaking.

i think because the plexi was in direct contact with the container and the pressure due the screws it cracks.

so if you use plexi for holddown you should see the plexi doesn't make contact with the baseplate or tube and it w'll be oke

greetz
Comment from Kirmeo @ 2005/05/09
Why didn't you just solder the copper?
Comment from jort @ 2005/05/09
due the extreme temps the solder can crack.
some people do solder it because they don't have the equipment to do, but i DONT recommend soldering
Comment from jort @ 2005/05/18
Quote:
Originally posted by kristos
Praxair Dep. KEMPEN
Nijverheidsstraat 4
2260 OEVEL 014/25 06 03
here is another one

http://www.hoekloos.be/International...oc_antwerpen02
Comment from petervandamned @ 2005/05/18
for the dutchies

www.droogijs.nl

for the English

http://www.droogijs.nl/engels/index.html

20 of may i will be talking with that compagie to get some reduction and make a MADreview

Not into depth but just going like mad :grin:
only results will count
just warming up my hardware for the coming cascade rig
Comment from jort @ 2005/05/18
http://media2.big-boys.com/bbmedia/dryicebomb.wmv

haha stupit guys^^

i was lucky i guess
Comment from jort @ 2005/05/18
Quote:
Originally posted by petervandamned
for the dutchies

www.droogijs.nl

for the English

http://www.droogijs.nl/engels/index.html

20 of may i will be talking with that compagie to get some reduction and make a MADreview

Not into depth but just going like mad :grin:
only results will count
just warming up my hardware for the coming cascade rig

cool
Comment from jort @ 2005/05/18
where you going to get your container
Comment from jort @ 2005/05/23
http://www.ysfab.be/nl/contact.asp

dry ice availeble here too

Quote:
7.5 euro voor 10 kilo, Blokken, pellets of slices.
Comment from easypanic @ 2005/06/08
Got me some dry ice from ijsblokjes.be, hopefully everything will turn out alright
Comment from easypanic @ 2005/06/08
Ok, going good here .
Comment from jort @ 2005/06/08
-37:grr:

got some mhz result?

good luck
Comment from easypanic @ 2005/06/08
Can't get past 3120 MHz :grum:
Comment from jmke @ 2005/06/08
-37°C looks nice, pics of HW setup?
Comment from easypanic @ 2005/06/08
Tonight

 

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