The Asus ROG Xbox Ally X is now available for gamers to pre-order, and it already looks to be in high demand. With a month to go until the two new Xbox handheld gaming PCs release to the general public, folks are already snapping up the devices at record speed, with stock limited, restricted, or already sold out at several major retailers.As the spiritual successor to the Asus ROG Ally X, the new ROG Xbox Ally and ROG Xbox Ally X will be the first Microsoft portables to launch onto the handheld market, with the company partnering with Asus to develop the product. Were already expecting to be a strong contender to join our best handheld guide, too, based on what we already know about its specs and performance, including in our recent ROG Ally preview.Read the full story on PCGamesN: Xbox Ally X pre-orders prove popular as retailers sell out in no time