Tom Warren is a senior correspondent and author of Notepad , who has been covering all things Microsoft, PC, and tech for over 20 years. It’s the world’s worst kept secret that Nvidia is about to announce its own Arm-powered laptop chips at Computex this weekend, and now Microsoft, Nvidia, and Arm are all openly teasing the announcement. The Windows and Nvidia GeForce accounts on X both posted “A new era of PC” earlier today , and now Arm has followed up with an identical post . All three posts include coordinates pointing to where Computex is hosted in Taipei. Nvidia is holding a Computex keynote in Taipei at 8PM PT / 11PM ET on Sunday night, where it’s rumored to be announcing its new N1 and N1x laptop chips. These Arm-powered Nvidia processors have been long-rumored, with reports earlier this year suggesting that both Lenovo and Dell have been preparing new laptops with the N1X chips.…