WinPE 2.0 Review
Few people know it, but when you boot off the Vista install DVD, you’re booting into a different version of Windows altogether: Windows PE 2.0.It’s based on the Vista kernel, but it’s extremely compact. It provides read/write access to NTFS filesystems, a wide range of 32- and 64-bit hardware drivers, network connectivity and the ability to run both 32- and 64-bit applications.
However, stripped away from the Vista installer, it’s also a very versatile tool for administrators. It allows troubleshooting, installation and system recovery, and its small size means it can be run from CD, USB key or even via network boot.(continue at source)








