The Dell XPS 15 (9520) and XPS 17 (9720) laptops have been reviewed, with reports indicating they offer improved performance. The XPS 15 (9520) is said to be 15 to 35 percent faster than its predecessor, while the XPS 17 (9720) has a 50 percent faster processor. The laptops are available for purchase, with the XPS 15 (9520) starting at $1449 USD and some configurations being offered at a discount.