TOKYO -- Portable video game systems are in the spotlight at the Tokyo Game Show that kicked off Thursday, with Microsoft competing with Nintendo's new Switch 2, as advances in chip technology enable unprecedented performance.
Better graphics, performance boost hand-held systems' appeal for even core gamers

The ROG Xbox Ally, developed by Microsoft, and Asus runs Xbox and PC games. It can be used as a PC as well. (Photo by Marie Shimokawa)
TOKYO -- Portable video game systems are in the spotlight at the Tokyo Game Show that kicked off Thursday, with Microsoft competing with Nintendo's new Switch 2, as advances in chip technology enable unprecedented performance.