Well, VS is not making use of those 4 cores.

>I'm writing a Turtle Logo compiler for .NET ( I plan to sell it to eTechnologia )
>
>I'm really pretty surprised at how much it speeds up my home office box running VS2010 Ultimate - 4 gb Win 7 fast quad core. I have a very large VB app I develop on that box and just opening forms was tedious. This seems to speed up every facet of the UI. Also so far has prevented the crashes I was getting all too often when compiling with undocked windows moved the second monitor