Cisco UCS B-Series Network Adapters Model Comparison

Cisco offers a variety of mezzanine adapter cards designed for use with Cisco UCS B-Series Blade Servers. All Cisco UCS B-Series Network Adapters:

Allow for the reduction of the number of required NICs and HBAs
Are managed via Cisco UCS Manager software
Feature dual 10 Gigabit connections to the chassis midplane
Can be used in a redundant configuration with two fabric extenders and two fabric interconnects
Enable a "wire-once" architecture that allows cabling to be configured once, with features enabled and configured via software
Support fibre channel multipathing

Models Comparison: Cisco UCS B Series Network Adapters
Model	Total Interfaces	Interface Type	Ethernet Interfaces	Fibre Channel Interfaces	VN-Link	Ethernet NIC Teaming
Cisco UCS M81KR Virtual Interface Card	128	Dynamic	0-128	0-128	Hardware/Software	Hardware, no driver needed
Cisco UCS M71KR Emulex Converged Network Adapter *	4	Fixed	2	2	Software	Hardware, no driver needed
Cisco UCS M71KR QLogic Converged Network Adapter *	4	Fixed	2	2	Software	Hardware, no driver needed
Cisco UCS 82598KR CI 10-GE Adapter	2	Fixed	2	0	Software	Software, via bonding driver
* Hardware-enabled Ethernet NIC teaming feature will be available for these products in future version releases.

Cisco UCS B-Series Blade Servers