Your good tech news digest, by way of the DGiT Daily newsletter , for Tuesday, March 31. 1. AMD The battle for CPU supremacy in PCs has long been a two-horse race between Intel and AMD for decades. As Apple’s MacBooks rose in popularity (until the keyboard fiasco , recently fixed), the more important discussions have been about size, form-factor, utility, battery life, more so than which CPU was on board, for most people. Not counting gamers, of course. So what’s interesting? AMD’s new lead in mobile CPU computing, courtesy of the new 7nm Ryzen 9 4900H and 4900HK mobile CPUs. Trust me, I haven’t seen tech sites this hype for a long time: PC World calls AMD’s Ryzen 9 chips “a crushing blow to Intel’s most powerful laptop CPUs,” and offers “game-changing performance for laptops”. The Verge says “AMD has rewritten the rules of what a gaming laptop can be,” and Digital Trends says “AMD drops the mic”. What’s important is that the AMD chips use 35W of power, down from the ...