The LaunchPad: Windows 7 – A Quick Primer on the Cost to Upgrade
“So now that Windows 7 has hit the market and starting to make its way into business networks, whats the judgement? Mostly, a definite improvement over previous versions of Windows. However, there are some caveats and facts that your should be aware of.
First, is the real cost to upgrade. Most likely you will want a new processor. If you are not using a processor from Intel or AMD with the new VT technology, you won’t be able to take advantage of at least one key feature; the ability to run XP in virtual mode. Not every motherboard will support this processor or even be able to support it correctly. There are issues concerning correct BIOS versions, step codes on processor lot numbers, etc.”