water cooling socket 771

railman

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Dec 22, 2009
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anyone here have any knowledge of water cooling the socket 771 cpu? I need to water cool a dual socket 771 mobo.
 

railman

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Dec 22, 2009
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I have a supermicro server board with 2 dual core socket 771 cpu's. This is an always on server in an office and I really need to quiet it down a bunch as well as cool the beast better! idle temps are around 55C on air with Thermalright coolers.
 

janas19

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Nov 10, 2011
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I have a supermicro server board with 2 dual core socket 771 cpu's. This is an always on server in an office and I really need to quiet it down a bunch as well as cool the beast better! idle temps are around 55C on air with Thermalright coolers.

Hmmm. That's interesting.

Given that we're talking a server here, since you don't need to cool a GPU, a self-contained, aftermarket CPU solution like the Corsair H70 or H100 might be a good idea. However, since it's socket 771 and we're talking TWO CPUs here, you might want to build an open loop with two water blocks, connected to a single rad. To get something real cool and quiet, a bigger rad is better. However bigger rads can also be more costly, depending on budget.
 

railman

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Dec 22, 2009
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I thought about trying to use the Corsair H70 times 2 that is, I have the system in a large Silverstone TJ07 case that has 2 120mm fans mounted in the top panel and can be adapted for radiators. I am not sure that I can mount the H70 on the socket 771 however because that socket is not officially supported by Corsair. Looking at the water block though it looks like I could use my existing back plates with the block and make it work.
 

janas19

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Nov 10, 2011
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I thought about trying to use the Corsair H70 times 2 that is, I have the system in a large Silverstone TJ07 case that has 2 120mm fans mounted in the top panel and can be adapted for radiators. I am not sure that I can mount the H70 on the socket 771 however because that socket is not officially supported by Corsair. Looking at the water block though it looks like I could use my existing back plates with the block and make it work.

The dimensions of the 771 CPU are the exact same as 775. In fact physically they are Wolfdale processors with 4 pins removed. I would assume that the mounting points would therefore be the same as well, however I can't say for sure - never seen a Super Micro in person. :p

The issue with the H70 would not be the mounting imo. The issue would rather be fan noise. I believe some reviewers on Newegg complained that the stock fan settings can be a little noisy.
 

railman

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Dec 22, 2009
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You are right, the cpu dimensions are the same however the heatsink mounting locations are slightly different, the 771 is slightly larger but not to a large degree and still at a 45 degree angle off of the cpu corners. I just do not know if the mounting tabs on the Corsair blocks would or are long enough. I have read about the fan noisy and the pump noise as well, the fan noise I can deal with using other fans and the pump noise seems to be that of air in the system for the most part so could probably work around that as well. How much trouble would it be to construct my own setup using 2 blocks and 1 rad and pump?
 

janas19

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Nov 10, 2011
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Honestly, it just depends on how much you want to spend. A Plug n Play setup that fits right out of the box is easy. For example, Koolance sells a resorvoir/pump unit that mounts right in a 5" drive bay for $139. But then when you factor in the cost of the rad, blocks, and tubing, it can end up around $400.

On the other hand, you could go with an external reservoir, which is cheaper, but then you have to consider other issues like people moving around the case.

It all depends on how much money you're willing to spend.