No longer only an option for companies planning for the future, 64-bit is quickly becoming a necessity for those looking to get the most out of their Windows environments. This SearchWinComputing.com E-Guide on 64-bit Server Hardware/Computing Infrastructure Optimization, provides an overview of how to decide between the 32-bit and 64-bit editions of Windows Vista; the benefits of implementing x64 architectures in your Windows enterprise; intricacies and issues that might be encountered with 64-bit applications; how virtualization and 64-bit operating systems go hand and hand and more.