I had a small DIY weekend. I installed watercooling (I had it lying around here and didn't used it) on my home ESX server. This server was running ESX 3.5U3 with NFS loaded. The reason for that was simple: it didn't supported the AHCI controller on the Asus P5K board.

I took the chance installing all this:

And the final result:

The backside:

I overclocked my Q6600@2,4GHz to 3GHz. Took it on the safe side and put the FSB to 333. I have 667DDR2 memory so I didn't want to push it. I also upgraded the system to ESX4i. And I'm quite happy with the results, my real time encoded stream to my Playstation 3 is not stuttering anymore, and the overall feeling is that all VMs perform a bit more smooth. Now ESX4i detects the speed correctly, and didn't had any issues overclocking: