15" Retina MacBook Pro (2015) vs. Dell XPS 15 (UHD 4K) Comparison Smackdown HD

Lisa Gade compares the 15" Retina MacBook Pro (2015) with dedicated AMD graphics and the Dell XPS 15 with the UHD 4K display. XPS 15 with the UHD 4K display: https://www.youtube.com/watch?v...