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great bang-for the buck

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  • #16
    yeah i read about those.. definitely a simpler system than loads of waterblocks, connections and tubing..

    to be honest when i imagine a 10,000 node datacentre with standard watercooling kit i can see why it has never taken off..totally impractical.

    how many connections to potentially spring a leak? minimum 4-8 per node ( and at least 2 of those would have to be self-sealing quick release (expensive, and a weak point) , for maintenance) and also all the other non watercooled components that generate a -bit-of heat.. youd end up needing a few fans in the nodes anyway.

    the submersion system is good, but as far as i know it uses mineral oil, not water (obviously)... you have to be -extremely- careful with component selection, electrolytic capacitors dont like oil.

    id really hate to do the maintenance.. yuk. !

    for me the ideal design would be some kind of cheap full face waterblock (stamped metal? ) clamped to the mobo, with contact points for almost every component on the motherboard. the tubing would be channels in the waterblock, an the only connections would be two, on one edge, where it connects out to the main loop. you could unclamp, and lift the motherboard off the waterblock for maintenance, leaving the block connected to the loop.

    if you wanted to be really efficient you could have a mobo on each side of a shared waterblock.


    sounds like a nice design project. main issue would be it would be extremely specific to a single motherboard, and probably require a custom motherboard design. change one component height and it wouldnt fit any more. not ideal for upgrading.
    Last edited by super gnu; 02-07-2015, 02:19 PM.

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    • #17
      yeah it's oil - taking them out to do anything, fix parts must be an absolute nightmare.

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      • #18
        Just the thought of maintenance on something like that is just awful!! I have a hard enough time connecting stuff back up with connector NOT covered in oil!! LOL!
        Troy Buckley | Technical Art Director
        Midwest Studios

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        • #19
          I just bought this one. http://www.ebay.com/itm/251988177695

          certainly a very nice price for what you get. It has 4x dual x5650 with 24 gb of ram. Essentially comes in at less then $500 per node. But it has no hdds so I had to add those separately.

          I compared to the modern equivalent of this system, 4 blades with e-5 2680 v3 costs $26,000. Its about twice as fast or a bit more, however for paying x10 more I'd expect it to be x10 faster but its not so there for this is a very good deal!
          Dmitry Vinnik
          Silhouette Images Inc.
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          https://www.youtube.com/watch?v=qxSJlvSwAhA
          https://www.linkedin.com/in/dmitry-v...-identity-name

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