Visual Studio is an awful product. It's bloated, performs badly, expensive and extremely unreliable.
Which reliability issues did you meet on which version?
[1] On a quad core Xeon with 12Gb RAM, SAS disks and ATI FirePro card.
I remember reading similar advices in other places as well (and for other languages/platforms, too).
[1] http://mikebroberts.files.wordpress.com/2007/01/enterprise-c...