X480 is available in three different port configuration options: 24-port Gigabit Ethernet and 2-port 10 Gigabit Ethernet, 48-port copper Gigabit Ethernet, or 48-port fiber Gigabit Ethernet. All ports run at non-blocking, wire-speed performance. Flexible configuration offered by using optional VIM2 modules which are 4-port 10 Gigabit Ethernet module, 2-port Summit stack module and 2-port Summit stack128 Module. The VIM3-40G4X module is also available on the X480 and provides the ability to stack using Summit Stack-V80, V160, and V320.