The Brocade Enterprise 20-port, 20-port, and 10-port 8 Gb SAN Switch Modules for IBM BladeCenter deliver embedded Fibre Channel switching with the industry's fastest Fibre Channel throughput performance (8Gb). These two switches have almost the same features and functions except for the number of activated ports: the 10-port switch has ten activated ports, and the 20-port switch has 20 activated ports.