Windows 7; Full Installation or Just Upgrade
Before exploring the uniqueness of Windows 7, you need to installing this high class Operational System first to your PC. There are two options for installing Windows 7; first is installing from the beginning (re-installation) and the second is upgrading from the previous version of Windows, but it would be better to choose clean installation or full re-installation that will be faster and more satisfaction guarantee. However, if Windows 7 will be installing to your main PC in which contains document setting, and complexity of applications which difficult to back it up, upgrade would be proper option.
You need to notes that not at all system are able to run through upgrade mechanism, if you are Windows XP user you may disappointed cause upgrade was not recommended by Microsoft. Perhaps you may try by using Windows Easy Transfer feature but it s only for shifting file and Windows setting. All applications which already installed will disappear. Even Vista, not at all can be done through upgrade way. Only small number of Vista which enable Windows 7 installation through upgrade mechanism, while the other can only installed by clean installation way. However, if it can be done through upgrade, installation duration would take long time enough.
Chris Hernandez, a Microsoft Engineer, ever counted times duration needed to installing and upgrade Windows 7 at three configuration computers, starting from low-end class to high-end class, while the configuration are combined with the characteristics of user, starting from the user who has only 20 applications to the high class user which have 40 applications. The result show that time duration needed for re-installation Windows 7 just 30 minutes, while upgrade can achieve 10 hours. Its mean that this time records 5% better than Windows Vista
So, it would be better to choose full installation than upgrade for installing Windows 7 or you may need to prepare more hot coffee and delicious snack before upgrade you previous Windows to Windows 7.