Changing up my loop, help?

Soldato
Joined
27 Mar 2013
Posts
3,864
Location
Nottingham
This is my current loop

31HXXO1.jpg


I've finally sourced a block for my card and it's going in next week once its here. Whilst I've got the loop drained I want to try and improve it as much I can. As it stands right now I have 2 240 rads, one is an XPSC (not sure the model) the other is a cheap larkkool one, both with 2 akasa piranhas on them. My temps arent that great, I hit 45 under load and I'm worried with the GPU added they'll get hotter making me have to run my fans louder.

Any ideas where the best bet to improve temps would be? I appreciate any pointers. :)

I'm also changing up my cpu to a 3930k too but doubt that'll make too much difference.
 
Why is 45c bad under load?

Are the fans loud when allowing CPU temps to get to 60-70c?

I would probably get some better fans and maybe thicker rads that allow you to run the fans slower.

Still I wouldn't expect to get load temps that low. Change your fan curve so they slowly spin up and hit full power when temps get over say 65c.
 
I just feel like 45 under load on a total of 2 240 rads is a tad high.

As you can see a thicker rad in the front is a no go sadly that 780ti classy is just so long. Although I can make it a 360 so might grab a 360 instead.

What fans would you recommend? Don't really want to be spending an arm and a leg on fans tbh.
 
I use these: EK-Vardar F3-120 (1850rpm)

Your CPU is fine at 60-70c. Try adjusting the fan curve alittle so your fans are not struggling to keep your CPU at a temp that low.

I run mine so they are super slow and quiet up to about 50c then they ramp up on a steady curve to full speed at around 65c so they only really make noise when gaming or stress testing.

If your goal for your loop is for quiet operation then as long as your CPU is at a safe temp (which its well under) then who cares.

Just for your info my system with two slightly thicker 240 rads and 2 gtx780ti's run as follows.

4790K delidded 4.9Ghz 1.38v @ 35c idle 55c Gaming 70c stress testing.
GPUs at stock @ 36c idle 55c gaming.

System is nice and quiet and temps are perfectly safe.
 
I have a fan controller so I can just manually adjust them as and when i want. I would put them at the lowest but That begins to starve my GPU of air so i need the flow.
 
Can you not run them from your mobo and control via the bios? Your GPU will be in the loop soon which will dump all the heat in the loop.

Im all for recommending you spend money on this or that but honestly in this case I feel your quest for super low temps is the cause of the noise problem.

Are these your fans?

https://www.overclockers.co.uk/akas...mance-pwm-air-ripper-blade-fan-fg-073-ak.html

Personally I dont think they look like they have been designed well for good static pressure even though they are sold as that. The blades are spaced far apart and are quite small.


Try this:

Put your system under load at the fan speed you needed for 45c.

Then start manually lowering the fan speed in small steps so temps can react to the change and stabilize.

Keep lowering till the CPU hits say 60c.

Let us know what noise level the system is giving off.
 
I can but my last motherboard had pretty poor control tbh which is why i got the controller. If I run my fans from the controller at minimum which is barely audible My temp doesn't change as apposed to max for some reason but obv my GPU really feels it.

I'm currently throwing it up between these fans;

My basket at Overclockers UK:

Total: £70.89
(includes shipping: £9.90)


Not sure which will be best
 
The best fans for radiators are the EK Vardar's or noctuas but I have sp120s on mine and they perform very well. They look good aswell

Temps are not bad. My 5930k can often hit 60c while gaming in my loop. That's with 2x480s and a 240 rad. But that's mainly down to my Ti's dumping 700w into the loop.

The 3930k will get hotter than the 2700k for sure especially if overclocked. 480 total rad space for CPU and single GPU will be fine though. More is better if you can fit it.
 
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