ConnectX-3 adapter cards with Virtual Protocol Interconnect (VPI) supporting InfiniBand and Ethernet connectivity provide high performing and flexible interconnect solution for PCI Express Gen3 servers used in enterprise data centers, high-performance computing, and embedded environments. Clustered data bases, parallel processing, transactional services and high-performance embedded I/O applications will achieve significant performance improvements resulting in reduced completion time and lower cost per operation ConnectX-3 with VPI also simplifies system development by serving multiple fabrics with one hardware design.