 "HP 647594-B21, Ethernet 1 GB 4-Port 331T"@en 647594-B21
"HP 647594-B21, Ethernet 1 GB 4-Port 331T"@en 
 "HP Ethernet 1Gb 4-port 331T Adapter" "647594-B21's detail page - Server Nexus LLC"
 Specification Interfaces/Ports Host Interface PCI Express x4 Total Number of Ports 4 Network (RJ-45) Yes Number of Network (RJ-45) Ports 4 Media & Performance Media Type Supported Twisted Pair Network & Communication Network Technology 10/100/1000Base-T Physical Characteristics Card Height Full-height Card Height Low-profile Form Factor Standup Height 2.7" Width 5.2"