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Old 08-27-2001, 09:45 AM   #1
OverDrive
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What is the best way to super cool you cpu(s) northbridge and video card(s)? I want to be able to overclock the crap out of my cpu w/o it melting my case down (ok, slight exageration) the proposed system is as follows:

AMd t-bird 1.4 (if the 1.5 pals. aren't out yet)
Abit KG7-Raid
Gainward Geforce 3

-or-

AMD Dual 1.2 MP's(if no higher is out yet)
Tyan Tiger ATX Dual MB (the standard ATX version)
Gainward Geforce 3

1.I would like to do pelts with a water cooling system.
So here are my questions:

2.Would it be good or just a waste of money to add chillers into the water cooling system?

3.If I did add a chiller, would it be ok to add pelts? or just redundant?

4.How powerful of pelts do I need for the CPU(s) northbridge and video card?

5.What is the best way to seal them puppies from condensation?
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Old 08-27-2001, 11:25 AM   #2
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In-line chillers are simply a waste. They are proven to not be effective at all compared to the effort involved. For your CPU, I would recommend a 156W TEC, while your northbridge and gpu pelts could get by with 72W TECs.

I would recommend installing a second power supply for the peltiers themselves, as you would be running three of them, drawing quite a bit of current.

You must remember, though, that you must also cool the backside of of the peltiers because they will not be effective with only passive cooling. I recommend watercooling all 3 components in parallel (or actually, I have my CPU line in parallel with both the CPU and chipset line (in series)) as this method will not only allow you to overclock more, it will also be very quiet.

I would recommend that you get a radiator such as the Big Momma or the Black Ice, as they do not cut down on flow as much as the DangerDen Cooling Cube. You will probably need the extra flow if you will be cooling 3 components with the same pump. Speaking of pumps, you would need at least 300 GPH from your pump - the more the better. Eheim is they way to go in my opinion, as they are very silent and shielded very well. I have the Eheim 1250, which is 317 GPH - A 500 GPH model is available as well.

To seal your components from condensation, neoprene foam appears to be one method. Others include silicone gel and waterproofing spray.

Best of luck with your efforts. Cheers!

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Old 08-27-2001, 11:46 AM   #3
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Thanks for the help coleslaw, its a good starter info, now I got more advanced questions for ya

1. I was thinking of having about a 1-1.5 gal res. with to pumps installed, 1 for the cpu(s) and a smaller one for the chipset/video, both on seperate rads, would that work?

2. I was looking at some of the pumps from overclock-watercool, I think, and they had some small pumps that did 1100GPH, whats your thoughts? (for the CPU(s)) They also had about a 300GPH (for chipset/video)

3. Do you think you could send me a step by step guide to sealing my chips, that is the major thing that worries me... (you don't have to do it now, but when I am ready)
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Old 08-27-2001, 12:21 PM   #4
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One thing that you must keep in mind is that when you submerge a pump, you are allowing the heat generated by the motor to dissipate into the water, thus adding more heat into your system. I'm not saying that this should ultimately deter you from using that method, but it should be a concern.

If you have a powerful pump (500+ GPH), I would think that you would be able to use a single pump with multiple waterblocks and dual radiators, so long as you get the new Maze2 "spiral" waterblock and you use low-pressure-drop radiators.
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Old 08-27-2001, 12:26 PM   #5
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Where can I get those Maze2 blocks? I haven't seen them. If I use pumps that are outside the res, wouldn't that make for more noise? I was thinking of using big momma style for cpu and a cheaper one for video and chipset. I am also looking at a 350watt psu just for tecs and pumps and rad fans, and a 431 for the rest of my system, both enermax silent psu's
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Old 08-27-2001, 12:38 PM   #6
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Maze2 waterblocks are found at DangerDen. They have redesigned the block to elimate many of the 90-degree turns to allow better flow.

Eheim pumps are almost completely silent when running without being submerged.
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Old 08-27-2001, 01:17 PM   #7
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Ok, a couple more questions
1.If I used the maze2-2 would I be better off with 1 50mm pelt or 2 40mm pelts?
2. is 3/8 fittings large enough?
3. whats about the best rad for what I am looking for (I guess single pump...)
4. what kind of panflo's are the best for the rads? I am looking at the "5 1/8" x 11" Low Pressure Drop Cooler", would that be enough for what I am doing?
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Old 08-27-2001, 01:49 PM   #8
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1. I don't think I can really answer that question... it's all a matter of preference. The general rule is that more is better.

2. I would personally go with 1/2" fittings and tubing.

3. The Big Momma radiator is probably your best bet, although it is a bit bulky. If you are looking for something that will fit in your case, I would recommend the BeCool Aqualcoil or the HWLabs Black Ice. An excellent radiator round-up can be found at ProCooling.com.

4. If you are looking for maximum performance, I would recommend the Panaflo H1As. However, if you want to keep things more quiet with a slight decrease in airflow, the L1As work nicely.
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