Cisco WS-X4606-X2-E Internal 10Gbit/s network switch component

Catalyst 4500 E-Series 6-port 10 Gigabit Ethernet (X2) module -24 gigabits per slot capacity.
-Up to 6 ports 10GE X2 or 12 ports 1GE SFP via TwinGig Converter Module.
-TwinGig modules must be used in groups of three: ports 1-3 or ports 4-6.
-10GBASE-X (X2) and 1GBASE-X (SFP).
-Cisco IOS Software Release 12.2(40)SG or later.
-IEEE 802.3.
-24-gigabit bandwidth is allocated across six 10 Gigabit Ethernet ports (2.5:1).
-L2-4 Jumbo Frame support (up to 9216 bytes).
-Enterprise and commercial: designed for high-speed backbone, switch-to-switch applications, or small server farms.