Water cooling comparison

flamethrower205

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Hi,
I see that a ot of people build their own water cooling systems, b/c it costs less. However, they sell those kits, and are they as good as building a home made one like teh one Tom showed how to do? Will I be satisfied; will I be able to OC my AXIA from 1.2 to 1.8?

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peteb

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you will not get an Axia to 1.8 on watercooling. Maybe 1.5 if it is a lucky one.

Kits are easy - 1 stop shop, self build are more labour intensive, but have the benifits of self build pcs - you select the components, match them and know the ins and outs to replace and upgrade bits as needed. Also the bits match your spec, not someone elses. Just a trade off effectively.

The one on Tom's page is naff and very low spec. There are many good pages out there about home grown coolers, search some of the sites.

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flamethrower205

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I know that one can OC Axia to 1.5 w/o any much more cooling. Hence, couldn't water disipate the heat enough so I can get it to 1.8? Also, do you think it would be feasible to have 2 water cooling systems in the PC- 1 for the processor and the other for the vid card? Think w/ water cooling on GPU and RAM, I can get my GF3 from 200Mhz to 300Mhz and RAM to 700Mhz?

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Boondock_Saint

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Rofl...you are speaking of 50% overclocks....that has not been possible since old Celly's. It is just not physically possible, getting down to the electro-conductivity within the semiconductors and the breakdown of traces due to high voltage and quick changes. Sorry I cannot provide the link that shows all this; forget the specific site I read about it from.

Two water setups would not benefit any more. That much heat would not be produced to need that. You could make it all on one providing that the tubing was of a larger size and the pump was of good quality. Same with the radiator and fans.

:tongue: Have you ever tried cooking an egg on your HSF? Tasty. :tongue:
 

peteb

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Sorry - it's just not going to happen. A 1.2 AXIA might hit 1.4 with air cooling, maybe 1.5 on a great chip, with an excellent HSF. Potentially you'd get 1.55 on watercooling and apeltier/vapochill could achieve 1.6-1.65. AXIA is never going to get to 1.8 - especially a 1.2 AXIA.

Your Geforce is even more sensitive. Sure, it will benefit from good cooling, but you are talking about physical limitations. Running the memory at 700Mhz? And then you woke up...

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flamethrower205

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Consider this: teh GPU of my GF3 can most likey be OC to 300Mhz b/c teh Ti500 is at 240, hence iot is electrically possible. As for the RAM, I'll settle for 600MHz- that too will be coled by my water cooling setup.

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CALV

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I think 1800 is out, but you should get decent results with decent cooling, I got 1400 (140 x 10) form a 1 gig (100) athy, got it over 1500 but that was with lower fsb and actually performed less well than at 1400 due to the increased bus speed. I now have a 1400 running happily at 1700- doesnt like going any higher though :( isnt down to heat in my case. details <A HREF="http://www.calvsplace.cwc.net" target="_new">here</A>



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peteb

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1stly the Ti500 has newer core and memory allowing it to get to the speeds it is. Reports I saw so far say the 200 is the overclocker's best friend - getting close to the 500. The Ti500 only gets around another 15Mhz on core GPU speed before complaining.

Getting things faster is not always just about cooling them. Cooling helps, sure, but at some point the chip architecture will crap out. If you could get a GeForce3 to 50% overclock - why would nVidia be sitting on it? They'd release a board that would truly eradicate the 8500. The reason they don't? Because the Geforce3 and Ti500 will NOT run at the speeds you are talking.

By all means give it a go, you asked our advice and I've given you mine....

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flamethrower205

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There would also be an issue that iuf it was running at such a high speed, it would need supercooling. When I get my water cooling sys, I'll see how high it goes. So what would give me more performance OC the vid card or OC the processor?

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peteb

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Depends what you are trying to do. Highest frame rates nowadays tend to be vid card limited, not cpu for gaming so you can try and get as much possible out of your GPU. I'd say if you are buying/building the setup, use it on the cpu - that way your system can still be reasonably quiet even with the oc'd Athlon in it!

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charliec2uk

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How high do you think that I can get a Pentium 4 1.5 GHz, Ocing using good memory?
I hope to get it to around 1.8-1.9. Reasonable?

Charlie

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knowan

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P4's are locked, and so far as I know no one can unlock them. You can OC the FSB on a P4 system, but not the processor.

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charliec2uk

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Yes, I know, I asking how high you can get before you have problems with insufficient heat dissiaption.

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knowan

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That's why I chose that sig. As for overclocking a P4, I have no idea. I haven't used an Intel processor since the P2.

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