Do you need a low power high port density 1gbe network adapters for virtualization and server consolidation the hpe ethernet 1gb 4 port 331flr adapter for select hpe proliant gen8 and gen9 rack servers features the next generation of ethernet integration offering a single chip solution in a flexiblelom form factor which offers the option for future upgrades to 10gbe networking speeds it delivers full line rate performance across all ports with low power consumption the hpe 331flr is ideal