There is nothing like that, all the ports from port 1 to 24 has the same performance after the reset or without any manual configuration on the ports. In order know more about ports on the device you can refer the data sheet of SG300 series switches.
To configure the Port settings refer to the following link:
Sx550X, Sx350X, Sx250: PSE will Supply Power to Catalyst PSE Ports
May 31, 2016
June 5, 2017
Configure Remote Network Monitoring (RMON) Events Control Settings on a Switch through the Command Line Interface (CLI)
Remote Network Monitoring (RMON) was developed by the Internet Engineering Task Force (IETF) to support...