InfiniBand

InfiniBand Trade Association
Formation1999
TypeIndustry trade group
PurposePromoting InfiniBand
HeadquartersBeaverton, Oregon, U.S.
Websiteinfinibandta.org

InfiniBand (IB) is a computer networking communications standard used in high-performance computing that features very high throughput and very low latency. It is used for data interconnect both among and within computers. InfiniBand is also used as either a direct or switched interconnect between servers and storage systems, as well as an interconnect between storage systems. It is designed to be scalable and uses a switched fabric network topology. Between 2014 and June 2016,[1] it was the most commonly used interconnect in the TOP500 list of supercomputers.

Mellanox (acquired by Nvidia) manufactures InfiniBand host bus adapters and network switches, which are used by large computer system and database vendors in their product lines.[2]

As a computer cluster interconnect, IB competes with Ethernet, Fibre Channel, and Intel Omni-Path. The technology is promoted by the InfiniBand Trade Association.

  1. ^ "Highlights– June 2016". Top500.Org. June 2016. Retrieved September 26, 2021. InfiniBand technology is now found on 205 systems, down from 235 systems, and is now the second most-used internal system interconnect technology. Gigabit Ethernet has risen to 218 systems up from 182 systems, in large part thanks to 176 systems now using 10G interfaces.
  2. ^ Timothy Prickett Morgan (February 23, 2016). "Oracle Engineers Its Own InfiniBand Interconnects". The Next Platform. Retrieved September 26, 2021.

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