The Brocade SilkWorm 12000 Switch, available in 64-port and dual 64-port configurations, expands the capabilities of existing fibre channel storage environments and is a highly reliable and intelligent solution for deploying enterprise-class Storage Area Networks (SANs) in mission-critical environments.
64 or 128 universal ports (E, F and FL)
Up to 8 x 16-port Fibre Channel modules
512 Gbit/sec end-to-end aggregate bandwidth
Up to 4 x 2.125 Gbit/sec ports per ISL trunk
Up to 8.5 Gbit/sec per ISL trunk
1.063 Gbit/sec line speed, full duplex/2.125 Gbit/sec line speed, full duplex autosensing
Full fabric architecture: scales to 239 switches max
Supports unicast, multicast (256 groups), and broadcast data traffic

The Brocade SilkWorm 3850 is a 16-port auto-sensing Fibre Channel switch, combining 1 and 2 Gbit/sec Fibre Channel throughput with security, availability, performance, and SAN management features, ideal for small SAN environments.
Designed for use in department or workgroup enterprise environments, the SilkWorm 3850 provides the ability to scale from entry 2-switch fabrics to full-fabric enterprise capabilities, offering a seamless upgrade path and cost-effective migration, along with backward and forward compatibility with SilkWorm entry, midrange, and director-class offerings.
16 universal ports
64 Gbit/sec end-to-end aggregate bandwidth
2.125 Gbit/sec line speed, full duplex
2-switch fabric or 4-switch fabric scales up to a full-fabric architecture with 239 switches maximum
Fabric switches support unicast, multicast (256 groups), and broadcast