AllBusiness: Windows 7 64-bit – Why Your Small Business Should Use It
The main reason to standardize on the 64-bit version of Windows 7 is that it can use more than 4GB of memory (32-bit can only use up to 4GB) and adding memory to a computer is an easy, cheap way to improve performance.
“When I write about small business technology issues, I try to go easy on the techno-babble. It may be interesting to me, but it doesn’t do much to help a busy business owner make sound buying decisions.
But this is a special situation. 64-bit computing is worth exploring in a bit more detail, since it can give you a lot more bang for your buck — if you know what to look for in a PC.”