| Switching capacity | 176 Gbps on 48-port Gigabit Ethernet model 92 Gbps on 24-port Gigabit Ethernet model 68 Gbps on 12-port Gigabit Ethernet model 640 Gbps on 24-port Multigigabit Ethernet model* 472 Gbps on 48-port Multigigabit Ethernet model 1280 Gbps on 48-port 10 Gigabit Ethernet SFP+ model* 640 Gbps on 24-port 10 Gigabit Ethernet SFP+ model* 320 Gbps on 12-port 10 Gigabit Ethernet SFP+ model* |
| Stacking bandwidth | 480 Gbps |
| Total number of MAC addresses | 32,000 |
| Total number of IPv4 routes (ARP plus learned routes) | 24,000 |
| FNF entries | 48,000 flow on 48-port Gigabit Ethernet models 24,000 flows on 12-port and 24-port Gigabit Ethernet models 96,000 flows on 48-port 10 Gigabit Ethernet SFP+ model 48,000 flows on 24-port 10 Gigabit Ethernet SFP+ model 24,000 flows on 12-port 10 Gigabit Ethernet SFP+ model |
| DRAM | 4 GB (8 GB on 48-port SFP+ model) |
| Flash | 2 GB (4 GB on 12-port and 24-port SFP+ models, 8 GB on 48-port SFP+ model) |
| VLAN IDs | 4,000 |
| Total Switched Virtual Interfaces (SVIs) | 1,000 |
| Jumbo frame | 9198 bytes |
| Total routed ports per 3850 stack | 208 |