tldr;
Today: 100Mbps down / 20Mbps up (45 million Americans lack access as of Dec 2022)
2015 onward: 25Mbps down / 3Mbps up
Pre-2015: 4Mbps down / 1Mbps up
The commission's longterm goal is 1Gbps down / 500Mbps up. These distinctions of 'broadband' help determine where to focus resources.