Several new articles have been posted that may be of assistance to you if you will be moving to the 2014 products. Please see below for links:
In what order does cascading licensing check available licenses?
What products have been tested and are confirmed to work with Windows 7?
System Requirements for AutoCAD
Operating System compatibility for AutoCAD and AutoCAD LT
I hope these links are helpful to you as you look to upgrade to the latest version.
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