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The Official PC building thread -3rd Edition

Discussion in 'Building a new PC' started by ddp, Jul 16, 2008.

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  1. Estuansis

    Estuansis Active member

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    Haha 85 pounds!!! lol I can't believe it. I've lost 85 pounds XD

    Nothing much else. Considering the CoolIt ECO. Looks promising for use in a HAF :)
     
    Last edited: May 20, 2010
  2. omegaman7

    omegaman7 Senior member

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    85 pounds eh. That's some serious shedding LOL! Congrats ;) I'd like to loose a little chub from my gut. Maybe get a slight six pack going on ;) Its generally the only muscle I lack :( Probably due to drinking beer eh LOL!

    I'll definitely be considering one of those coolits in the near future. We've been seeing 70's and 80's in my area, and its very common to hit over 100 in the summer. Must keep the 965 cool! :D I'm in the process of saving funds now.
     
  3. theonejrs

    theonejrs Senior member

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    rick5446 bought one for his AMD 6000+. Considering that his case is an old generic case with 80mm fans, it works pretty well. He would get better temps if he bought a batter, more modern case. Before, it would get up to 103C and shut down. It idled in the low 90C range. In spite of having to use a 120mm to 80mm fan adapter to mount the Coolit, it now idles at 47, and the hottest it gets is 57C while running ConvertX. Bigwill68 just bought one and his results are pretty similar to mine. I don't recommend using the PWM control on the motherboard to run the cooling fan, It's far too slow to react to temperature changes, and results in higher overall temps.

    Currently mine is pulling air out the back of the computer with a Scythe Slipstream 1200 rpm 68 cfm fan in place of the original. For now, the original fan is pushing air into the front of the radiator, but it's a bit loud. Not terribly loud, but I can make it perform as well, with a quieter fan. I had no specs on it, so I emailed Coolit Systems and they sent me the fan specs. 1800 rpm, 29 Dba, and 63 cfm. Now that I know the fan specs, I'm going to find a suitable 1200 rpm fan to replace the original, which should take care of any objectionable noise. I run both of mine at straight 12v. It's been an amazing cooler, and I am so glad I bought it instead of the 92mm Noctua cooler. My thanks to whoever it was here, that posted the link for it.

    Best Regards,
    Russ
     
  4. Red_Maw

    Red_Maw Regular member

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    Russ, the Scythe Gentle Typhoon AP-15 is supposedly one of the better, quiet fans for use with a rad. At this time I can't comment on noise level as all the ones I have are still in the box since I haven't finished flushing the rad yet.
     
  5. Estuansis

    Estuansis Active member

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    Russ, your results are so nice that I'm seriously tempted to buy that cooler right now even if it doesn't let me OC any further. My only holdback is that the Tuniq 120 is already a very good cooler and I have one in both of my systems so replacing it would break the theme :p

    I do love my Tuniqs. Easily one of the best coolers ever made IMO. Just a bit wary because I've spent most of my life on air LOL

    I gotta wonder at how the back radiator will affect my exhaust flow... maybe a front mount in my ODD bays will provide more intake instead? Though I also figured the top exhaust might be enough seeing as it's a 230mm fan...
     
    Last edited: May 22, 2010
  6. theonejrs

    theonejrs Senior member

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    Red_Maw,
    The AP-15 is not exactly a quiet fan at 28dBA. It turns 1850 rpm, and is only 1dBA quieter than the 29dBA, 1800 rpm fan that comes with the Coolit ECO. According to Scythe, since I'm not using the slipstream to push air through the Radiator. It will work fine that way. I was warned not to use the 68 cfm slipstream as a push fan, as it's not designed for a lot of back pressure.

    Best Regards,
    Russ
     
  7. sammorris

    sammorris Senior member

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    That's only the fastest GentleTyphoon, there are slower speed versions as well. I imagine the same pressure limitations apply to the GT as well as the SlipStream.
     
  8. theonejrs

    theonejrs Senior member

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    Estuansis,
    You aren't looking at the big picture here. Your entire case airflow is going to change. You will need fewer, slower turning, quieter fans, not more. Consider this! You've removed a large source of heat from your case. It doesn't exist anymore, gone, vanished. It's no longer a part of the case heat. You don't need all those fans roaring away. I completely removed the 80mm Silverstone from the side cover and left the empty space for it as an equalizer for the case pressure. This gives me two distinct airflow patterns inside the case, that I can control separately. The top section is fed by a 30 cfm Scythe "Kama Bay" fan that literally is inside a 5"x 5.75" 6" long rectangular duct, formed by the 5.25" bays themselves. It blows straight back, over the memory and right into the rear exhaust. This takes care of the Memory, CPU and Chipset heat, leaving any remaining fans down low on the case to deal with the video card(s) heat, with no real interference at all from the rear exhaust. I have the 53 cfm FN-121 blowing in from the bottom front and a 40 cfm Slipstream blowing out at the bottom rear of the side cover. It works wonders!

    Here's some test results that to me are eye popping! There's also FrozenCPU's review on it.

    Here's IBT, 3 minutes into a 5 pass test.

    [​IMG]

    Here's the final result.

    [​IMG]

    Here's the FrozenCPU Review on it.
    http://benchmarkreviews.com/index.php?option=com_content&task=view&id=512&Itemid=62

    Here's the interesting part of the test.
    http://benchmarkreviews.com/index.p...sk=view&id=512&Itemid=62&limit=1&limitstart=3

    The biggest problem I have with their review is that they do not give an ambient room temperature. I've had a number of discussions with Sophocles, on another Forum about this. He insists that the ambient temps don't matter as long as all the tests are at the same temperature. I disagree! Higher ambient temps can make a good performing water cooler like the ECO look very poor compared to real world results! They are showing that with the stock fan the Corsair H50 just barely beats the Coolit ECO by 0.2C on a overclocked (3.8GHz), and over volted (1.40v) Core i7 920. They also show that with Frozen's "pet" Yate Loon fan installed in place of the original one, the H50 only loses 5.1C, while the ECO loses 13.8C. That's a huge difference for such similar single 120mm radiator unit coolers. That tells me two things. Both the radiator and the heatsink on the pump of the ECO, are better on the Coolit ECO, by a wide margin.

    I use two fans on the radiator for best results. The Scythe Slipstream at 68 cfm on the rear, pulling air out of the rad, and the 63 cfm stock fan pushing air into the front of the radiator. I don't know how Coolit does it, but there is virtually no heat from any of the ECO's components inside the case! Everything is cool to the touch! To top that off, Coolit uses a much smaller tubing diameter, 1/8" ID, which seems to go completely against the recommendations for Liquid Cooling. However they do it, the Coolit ECO is head and shoulders better than any other single 120mm radiator, unit cooler by a wide margin.

    A word about the Yate Loon fans. If you live in a very dusty environment like I do, forget about using a Yate Loon. I've installed a few of them that customers insisted on buying, and none of them lasted more then 4 months. They all start making screeching noises at startup, and eventually don't spin at all.

    Best Regards,
    Russ
     
  9. theonejrs

    theonejrs Senior member

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    Welcome back Sam.
    My problem with the fastest Gentle Typhoon is they don't list the CFM for it. They give the airflow as "98 m³/h". I'm not a math whiz so I have no idea what that means, or if you can convert that figure to CFM. I'm looking for about a 60 cfm, 1200 rpm quiet fan that will do the job of pushing the air into the radiator. The stock fan that comes with the ECO is 1800 rpm and 63 cfm, and is rated at 29dBA. It also works very well, so I don't want to stray too far from it's cfm, I just would like a little quieter fan, as the PWM control on the motherboard is just too slow to react to the temperature changes, so I run straight 12v on both. The temperatures are just so much better that way. Can you tell that I've gotten used to quiet? LOL!!

    best Regards,
    Russ
     
  10. sammorris

    sammorris Senior member

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    Yate Loons are very prone to being damaged by dust, but then so are SlipStreams, so it's half and half. One of my Nexus D12SL12s has a bit of bearing noise after 3 years but nothing major, the other is still pretty smooth. The newer ones are still alright too, but the Scythes have far less bearing noise than any of them. The D14SM12 Yate in my Thermaltake PSU was dreadful from new, but didn't get any worse.
     
  11. sammorris

    sammorris Senior member

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    Cubic metres per hour isn't hard to convert to Cubic feet per minute. One Cubic metre is roughly 35 cubic feet, and obviously an hour is 60 minutes, so 98 cubic metres per hour is about 3400 cubic feet per hour, or 57CFM.
    The Gentle Typhoon has the best critical acclaim of any fan built to date, and having heard the sound recordings of it I'm amazed, I'd love to try one.
     
  12. theonejrs

    theonejrs Senior member

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    Sam,
    So far I've had no trouble with the Slipstreams and dust. It turns out that the "noise" I was getting from the Kama Bay fan was not the fan, it was one of the screws on the mount was loose. I'm still using the same fan, and it's still working great. I'm using the 40 cfm Slipstream as my lower exhaust now and it all works terrific. The cooling results speak for themselves!

    Best Regards,
    Russ
     
  13. theonejrs

    theonejrs Senior member

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    Sam,
    I don't know. 28dBA is awfully loud to my ears. I would love to try one of these Noctuas, but I'm worried about the shortfall in cfm.
    http://www.newegg.com/Product/Product.aspx?Item=N82E16835608004
    At 54.36 cfm and only 19.6dBA, I'm concerned that it won't cool as good as the 63 cfm of the stock fan from Coolit. There's a kid down the street from me that has one, and he removed it from his computer and brought it to me to look at. It's the quietest, most vibration free fan I've ever seen, that moves a decent amount of air.

    Russ
     
  14. sammorris

    sammorris Senior member

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    As I said before, 28dB is the fastest version, which compares to the 1900rpm slipstreams which push huge amounts of air. The recommended version is the 1300rpm which is very quiet, supposedly moreso than the 1200 slipstreams.
     
  15. theonejrs

    theonejrs Senior member

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    Sam,
    I would have the same problem with it as I have with the Noctua. Both are 1300 rpm, but I'm not sure the airflow will be sufficient. My rear 68.54 cfm Slipstream is only 1200 rpm and very quiet, but has problems as a push fan. Scythe cautioned me about trying to use it that way when I checked with them to see if I could use it as a pull fan on my ECO. The fans aren't terribly loud, no louder than my old E6750 was in the CM Cavalier case. I would prefer to keep the cooling qualities and lose some of the stock fan's noise.

    I don't see a 1300 rpm Gentle Typhoon on Scythe's site. There's 500, 800, 1150, 1450, and 1850 rpm models listed, but no 1300.

    Russ
     
  16. sammorris

    sammorris Senior member

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    Ah maybe it was 1450 then, my mistake. Either way they have the best CFM/dB ratio of any fan of their size, so are worth checking out I expect.
     
  17. Estuansis

    Estuansis Active member

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    Well in that case my system is probably a perfect candidate because I have no side fan and just a single, low RPM 230mm on the top and another like it feeding my video cards on the lower front. Then I can just remove the rear 140 for the radiator and ideally my temps should drop on everything... if I decide I want a different fan for it, it will need to be ball bearing. My room is a bit dusty and sleeve bearing fans don't last long. Ball bearing ones I can at least disassemble and clean.
     
  18. theonejrs

    theonejrs Senior member

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    Sam,
    Nope, the Noctua NF-P12 takes that honor at 1300 rpm, 93 m³/h, 19.8dBA, compared to the 1450 rpm, 85 m³/h, 21dBA Gentle Typhoon. I had a little hands on (literally) with one a few days ago, and it's the smoothest and quietest fan I've ever seen that can move that much air. They are pretty close in airflow and noise level, but the 6 year warranty helps make the decision easier. I can't find any warranty info for the Scythe at all, which is surprising.
    http://www.newegg.com/Product/Product.aspx?Item=N82E16835608004
    While it is expensive, I can get it from FrozenCPU, for $5 cheaper than Newegg. It's also designed for both case and CPU coolers and has good static pressure as well as a MTBF of 150,000 hours. Probably the best 120mm fan on the market at the moment!

    Best Regards,
    Russ
     
  19. rick5446

    rick5446 Guest

  20. omegaman7

    omegaman7 Senior member

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    Rick, There's multiple reasons that would cause such an occurrence. Bad cable, shoddy card, shoddy driver, shoddy Hard drive. I would begin testing the Hard drive on another machine first(as well as the cable). If it checks out there, then I would test other hard drives on the Sata card. If all other drives check out on the card, there may be some strange issue with the drives firmware or capacity meshing with the card. Or even a shoddy driver.

    I'm afraid I've had neither a 2Tb drive, nor a sata/Raid card. Sadly. I really would like to play with a raid card. Or raid in general :D Though sata 1.5Gb is quickly becoming outdated ;)

    By the way, that's rather strange that XP acknowledges the card as an SCSI/raid card. SCSI is a specific technology. That that card does NOT employ. Very weird... Though it could just be lazy programming...
     
    Last edited: May 23, 2010
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