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Appendix C. The 5149-N64 switch
This topic describes the key features and specifications of the NVIDIA/Mellanox NDR switch, IBM MTM
5149-N64.
The 5149-N64 switch introduction
The NVIDIA/Mellanox NDR switch, IBM MTM 5149-N64 switch, is a managed 64-port switch that
provides 400 Gb/s InfiniBand bandwidth per port in a 1U standard chassis design. The MTM 5149-N64
switch is the next generation after MTM 8831-H40, and can be installed in the same rack as the ESS
solution, similar way as other supported high-speed data switches.
The following figures show the ports side and the power side of a 5149-N64 switch.
Figure 51. 5149-N64 switch ports
Figure 52. 5149-N64 switch power
For more information about the 5149-N64 switch, see NVIDIA documentation. The following table lists
the IBM MTM and the NVIDIA system model:
Table 27. IBM MTM and NVIDIA system model
IBM MTM
5149-N64
Key hardware and software features
Key hardware features
Feature
Form factor
NDR 400 Gb/s InfiniBand ports
©
Copyright IBM Corp. 2022, 2023
NVIDIA system mode
QM9700
Quantity
U1
64
67
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