| Port density |
24
10/100/1000 RJ45 ports with optional slot for 2x10 GbE XFP uplinks |
24
100/1000 Hybrid Fiber SFP ports with optional slot for 2x10 GbE XFP uplinks |
48
10/100/1000 RJ45 ports |
48
100/1000 SFP ports |
48
10/100/1000 RJ45 ports with 2x10 GbE XFP uplinks |
48
100/1000 Hybrid Fiber SFP ports with 2x10 GbE XFP uplinks |
| 10 G uplinks |
Yes
(optional slot for 2×10 GbE XFP uplinks)(optional slot for 2×10 GbE XFP uplinks) |
Yes
(optional slot for 2×10 GbE XFP uplinks) |
No |
No |
Yes
(optional slot for 2×10 GbE XFP uplinks)(built in) |
Yes
(optional slot for 2×10 GbE XFP uplinks)(built in) |
| Combination ports |
Yes
(4 100/1000 SFP ports) |
Yes
(4 10/100/1000 RJ45 ports) |
Yes
(4 100/1000 SFP ports) |
No |
No |
No |
| Forwarding performance |
48 Gbps
88 Gbps (with 2x10 GbE module installed) |
48 Gbps
88 Gbps (with 2x10 GbE module installed) |
96 Gbps |
96 Gbps |
136 Gbps |
136 Gbps |
| Packet forwarding performance |
36 Mpps
65 Mpps (with 2x10 GbE module installed) |
36 Mpps
65 Mpps (with 2x10 GbE module installed) |
71 Mpps |
71 Mpps |
101 Mpps |
101 Mpps |
| Buffering |
64 MB
128 MB (with 2x10 GbE uplinks) |
64 MB
128 MB (with 2x10 GbE uplinks) |
128 MB |
128 MB |
192 MB |
192 MB |
| Power supply options |
Internal AC or DC |
Internal AC or DC |
Internal AC or DC |
Internal AC or DC |
Internal AC or DC |
Internal AC or DC |
| Power supply redundancy |
1+1 |
1+1 |
1+1 |
1+1 |
1+1 |
1+1 |
| Fan redundancy |
M+N |
M+N |
M+N |
M+N |
M+N |
M+N |
| Airflow |
Front to back |
Front to back |
Front to back |
Front to back |
Front to back |
Front to back |