HP InfiniBand Mezzanine HCA Cards and Mellanox InfiniBand PCI HCA Cards Read This First: Documentation Roadmap

Mellanox InfiniHost III Lx Single-Port InfiniBand HCAs with

PCI Express (431038-B21 and 431039-B21)

The Mellanox InfiniHost III Lx single-port InfiniBand host channel adapters (HCAs) with PCI Express

connect to the host system through a PCI Express interface. The single-data rate (SDR) cards

support 10 Gb/sec InfiniBand connections. The double-data rate (DDR) cards support 20 Gb/sec

connections. These cards also feature remote direct memory access (RDMA), hardware transport,

and advanced per queue pair (QP) QoS services.

Additional Mellanox InfiniHost III Lx single-port InfiniBand HCA with PCI Express features include:

• 10 Gb/sec or 20 Gb/sec 4X InfiniBand port

• Integrated Serializer/Deserializer (SerDes)

• InfiniRISC embedded RISC processors

• PCI Express revision 1.0a compatible card

• PCI Express x4 (10 + 10 Gb/sec full duplex) interface (431038-B21)

• PCI Express x8 (20 + 20 Gb/sec full duplex) interface (431039-B21)

• IBTA version 1.2 compatible

• Copper InfiniBand connectors (MicroGigaCN) with media detect circuit for optional fiber media

adapter

• Linux and Windows drivers

• InfiniBand Compatible Verbs API

• Linux management and applications package available

• Various upper layer protocols

• ROHS-R5 compliant

The following table provides links to the documentation and firmware for these HCAs.

HCA Documentation HP Part Number/

Firmware Downloads

HP InfiniBand 4X SDR PCI-E Single-Port HCA 431038-B21

HP InfiniBand 4X DDR PCI-E Single-Port HCA 431039-B21

NOTE: For technical support and updates, contact your HP representative.