A new rumor suggests that Microsoft canceled development of its own in-house Xbox handheld, and its all down to AMD. While were just weeks away from the new Asus-built ROG Xbox Ally launching, its now been claimed that Microsoft previously considered building its own handheld in-house. Those plans, the rumor suggests, were canceled because AMD wanted a significantly high order of 10 million CPUs before it would proceed.Most of the entries in our best handheld guide are powered by an AMD processor right now, including the Steam Deck, which also has a custom CPU. AMD has dominated the handheld gaming PC market with its dedicated APUs, and if this rumor is true, it means that Microsoft couldn't meet the chip maker's demands for a custom CPU.Read the full story on PCGamesN: Microsoft abandoned in-house Xbox handheld because of AMD costs, says rumor