
© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID
5
InfiniBand Overview
Standards-based interconnect
(since 2001)
Channelized, connection-based
interconnect optimized for high-
performance computing
Supports server and storage
attachments
Bandwidth capabilities (SDR/DDR)
1x—2.5/5 Gbps: 2/4 Gbps actual data
rate (base rate for InfiniBand)
4x—10/20 Gbps: 8/16 Gbps actual
data rate
12x—30/60 Gbps: 24/28 Gbps actual
data rate
Built-in RDMA as core capability for
inter-CPU communication
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