• 13.6-Gbps switching fabric (Catalyst 2950T-48-SI and 2950SX-48-SI)

• 8.8-Gbps switching fabric (Catalyst 2950SX-24, 2950-24, 2950-12)

• Cisco Catalyst 2950-12: 2.4 Gbps maximum forwarding bandwidth

• Cisco Catalyst 2950-24: 4.8 Gbps maximum forwarding bandwidth

• Cisco Catalyst 2950SX-24: 8.8 Gbps maximum forwarding bandwidth

• Cisco Catalyst 2950T-48: 13.6 Gbps maximum forwarding bandwidth

• Cisco Catalyst 2950SX-48: 13.6 Gbps maximum forwarding bandwidth (Forwarding rates based on 64 byte packets)

• Cisco Catalyst 2950-12: 1.8 Mpps wire-speed forwarding rate

• Cisco Catalyst 2950-24: 3.6 Mpps wire-speed forwarding rate

• Cisco Catalyst 2950SX-24: 6.6 Mpps wire-speed forwarding rate

• Cisco Catalyst 2950T-48: 10.1 Mpps wire-speed forwarding rate

• Cisco Catalyst 2950SX-48: 10.1 Mpps wire-speed forwarding rate

• 8 MB packet buffer memory architecture shared by all ports

• 16 MB DRAM and 8 MB Flash memory

• Configurable up to 8000 MAC addresses