Apparently the very first target was ... the Intel i860: http://www.winsupersite.com/article/reviews/windows-server-2003-the-road-to-gold-part-one-the-early-yea

Apparently the very first target was ... the Intel i860: http://www.winsupersite.com/article/reviews/windows-server-2003-the-road-to-gold-part-one-the-early-years.aspx http://www.winsupersite.com/article/reviews/windows-server-2...