- Dual 10 Gigabit Ethernet ports
 - Type II mezzanine card supported in all ProLiant c-class server type II (x8 PXE Express) mezzanine slots
 - Supports HP's exclusive Flex-10 technology
 - IEEE 802.1p QoS 802.3x flow control, and 802.3ap 10GBase-KR
 - 9K jumbo frames
 - Set any bandwidth from 100 MB to 10 GB on up to four ""physical function"" NICs per port
 
The NC522m is a dual port, IEEE 10GBase-KR 10 Gigabit Ethernet network adapter for HP ProLiant c-Class BladeSystem based on the NetXen 3031 controller. For customers who have come to rely on NetXen performance, the NC522m is supported on the HP Virtual Connect Flex-10 10 GB Ethernet Module for BladeSystem c-Class to enable Flex-10 on most ProLiant blade servers. The NC522m adapter is supported in all ProLiant c-Class server type II (x8 PCI Express) mezzanine slots.