I've been using XP 64-bit for approximately 6 months, primarily for gaming. I've observed a noticeable speed increase for games with 64-bit binaries (Crysis, UT2004, etc.) and, overall, the system runs better. That Windows 2003 code base is pretty solid ;-)
The only bad thing about putting exhaust on the top is that you can't put anything on top of the computer. I know this isn't a problem for a lot of people, but for others, such as myself, it is.
Sorry for the long delay, I must not be receiving thread updates like I should be.
http://picasaweb.google.com/colindean/HardHandleCase
Also, prices and stock updated. More things to come following CES.
I'm having a similar problem.
I've been using OCCT to make graphs of power supply voltages of various power supplies that come across my desk. I use Speedfan as a backend to it. I'm also using nTune/nvMonitor.
In the past--with other builds, other boards--OCCT has worked entirely fine--I'm...