Description:HP 100Gb 1-Port 841QSFP28 Infiniband EDR AdapterPart Number(s) Manufacturer Part# 872725-H21 Spare Part# 878578-001Note:Please confirm Low Profile or Full Height Bracket In comments box at checkout. Thank you Overview: The HP InfiniBand EDR 100Gb 1-port 841QSFP28 Adapter is designed for customers who deploy high performance computing (HP C) systems with their HP Proliant XL and DL Gen9 and Gen10 server families in the data center. Based on the Mellanox® ConnectX-5 technology - the single ported card enables new features such as MPI Tag Matching Offload - MPI Rendezvous Offload - and Adaptive Routing on Reliable Transport. Combined with EDR InfiniBand switches - they deliver low latency and up to 100Gbps bandwidth - ideal for performance-driven server and storage clustering applications in HP C and enterprise data centers. Specifications: CategoryHP Networking Sub-CategoryEthernet Adapter GenerationG9 G10 Part Number872725-H21 Products ID728544 ManufacturerHP Product Type100Gb Ethernet Adapter Interface TypePCIe 3.0 x16 Low Profile Data Transfer Rate100Gbps Form FactorPlug-in Card Network Technology100GBase-X Ports1 Expansion Slot TypeQSFP [ Manufacturers Specs ]