The Data

As all the testing in this round up was performed with the exact same equipment, using the exact same methods I have decided to keep each radiators page uncluttered by posting our testing methodology, test set-ups and equipment used in a single location. To see exactly how the tests were carried out, details of the test set ups and equipment used, please head back to the RRU Test Setup page.

Restriction Test

It’s generally agreed that radiators are one of, if not the least restrictive components in the water cooling loop. There are some exceptions however, so this must still be verified through testing:

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The above photo is of the restriction test bench with the CG360 loaded.

Here is the raw data at the tested flow rates, displaying the measured Differential Pressure across the radiator as flow rate was increased.

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The table numbers indicate that the CG360 is a low restriction radiator. However numbers in isolation can only tell half the story. By plotting against other components it more easily shows the whole story. I have decided to use a HeatKiller 3.0 CPU block as the reference in these plots for two reasons. Firstly there is no chance of the plot being cluttered by curves overlapping and secondly it gives a reference point against a fairly common loop component of average restriction. As with all the radiator restriction plots I have limited the maximum flow rate displayed to 2.0 GPM as I suspect there are very few systems that operate above 2.0 GPM. For more information on how to read a restriction plot check out our guide.

CG360 - Restriction Chart

This plot confirms the CG360 as a low restriction radiator, very low I would venture to say.

The next three plots show the CG360’s restriction level relative to other radiators in the test group. Normally I show just the 1.0 gpm plot, but as the CG360 was so low I decided to show 3 different flow rates.

CG360 - Restriction Comparison 0.5

CG360 - Restriction Comparison 1.0

CG360 - Restriction Comparison 1.5

Onwards to Thermal Performance!

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