TL;DR: A USB 3.2 Gen 2 hub provides one 10Gbps upstream link, not 10Gbps of dedicated bandwidth for every port. Real performance depends on the host, cables, hub controller, peripherals, power, and operating system.


A USB 3.2 Gen 2 hub provides a 10Gbps signaling link to its host. It does not provide 10Gbps of independent bandwidth to every...