InfiniBand EDR QSFP28 Specifications

Mellanox® ConnectX-4 VPI EDR controller with Single QSFP28 port and speed up to 100Gbps.

InfiniBand

• IBTA Specification 1.3 compliant

• Hardware-based congestion control

• 256 to 4Kbyte MTU, 2GB messages

Enhanced Features

• Hardware-based reliable transport

• Collective operations offloads

• Mellanox PeerDirectTM RDMA communication acceleration

• Extended Reliable Connected transport

• Enhanced Atomic operations

Ethernet

• IEEE 802.3bj, 802.3bm 100 Gigabit Ethernet

• IEEE 802.3az Energy Efficient Ethernet

• IEEE 802.3ad, 802.1AX Link Aggregation

• IEEE 1588v2

• Jumbo frame support (9.6KB)

Overlay Networks

• Hardware offload of encapsulation and decapsulation of NVGRE and VXLAN overlay networks

Hardware-based I/O Virtualization

• Single Root IOV

• Multi-function per port

• Address translation and protection

• Multiple queues per virtual machine

• Enhanced QoS for vNICs

• VMware NetQueue support

Virtualization

• SR-IOV: Up to 256 Virtual Functions

• SR-IOV: Up to 16 Physical Functions per port

CPU Offloads

• RDMA over Converged Ethernet (RoCE)

• TCP/UDP/IP stateless offload

• LSO, LRO, checksum offload

• Intelligent interrupt coalescence

Remote Boot

• Remote boot over InfiniBand

• Remote boot over Ethernet

• Remote boot over iSCSI

• PXE and UEFI

Protocol Support

• OpenMPI, IBM PE, OSU MPI (MVAPICH/2), Intel MPI,

• Platform MPI, UPC, Mellanox SHMEM

• TCP/UDP, EoIB, IPoIB, SDP, RDS, MPLS, VxLAN, NVGRE, GENEVE

• SRP, iSER, NFS RDMA, SMB Direct

• uDAPL

Operating System Support

• Linux

• Windows

• FreeBSD

• VMware