These numbers are to far-fetched to believe. The only info I'm getting out of this graph is that the tester is a complete dumbarse. 1.425v @ 3.85GHz. Temps in the 90C range? This reviewer is just trying to get more review items by fabricating exceptionally positive results. HardOCP is showing some results that appear to be more realistic. Results: Temps & Sound - Tuniq Propeller vs. Thermalright Venemous X | [H]ard|OCP
^i don't think so, as it is completely sealed, meaning the water never has to be changes, and there would never be any build ups, so there would be no reason to have to replace it, unless it was damaged obviously.