Difference between OEM & Retail Versions of Windows 7 Professional

So what’s the difference between USB Versions? Well firstly let me start off with some background Information: USB – Universal Serial Bus USB 1.1 – 1.5 Mbit/s USB 2.0 – 35 MB/s USB 3.0 – 4 Gbit/s USB was designed to standardize the connection of computer peripherals (including...

Windows 7 Professional N versions, where to find? I have some keys that are specifically for the N versions of Win 7 and accidentally deleted the ISO images, I no longer have access to the paid program where I could download them from before. Any ideas? Thanks

Hello Is the in-place upgrade to Windows 7 possible with a) retail versions b) OEM / OSB / SB version? Or do I have to buy this special "upgrade version"? I only get contradictorily information (very frustrating!) and need advice from your side.

win7 starter win7 home basic win7 home premium win7 professional win7 ultimate ? and which one is best for a netbook? :O

Is each higher version of windows 7 more stable than the previous one or is the stability equal for all versions? what If i get home premium will it be as stable as ultimate? What are the major differences?