You aren't going to get 20W of fast phone charging power out of USB 2; you get 2.5W tops. USB 3 gets you to about 5W.
Meanwhile USB C goes up to 240W. You're probably never going to get that directly out of a motherboard.
Meanwhile USB C goes up to 240W. You're probably never going to get that directly out of a motherboard.
False. USB-BC allows up to 1.5A, or 15W and doesn't require usb-c
https://en.wikipedia.org/wiki/USB_hardware#USB_battery_charg...