Supermicro® Super I/O Modules provide flexible I/O networking options and the AOC-MTG-i4S is the most advanced, marketleading 4-port 10GbE SFP+ SIOM controller. It expands virtualization beyond the server level to the network level, and combines with hardware optimizations and offloads. It provides unmatched features for virtualization, flexibility for LAN and SAN networks, and reliable performance.