Major Components#

Major components for the DGX SuperPOD configuration are listed in Table 7. These are representative of the configuration and must be finalized based on actual design.

Table 7 Major components of the 4 SU, 127-node DGX SuperPOD#

Count

Component

Recommended Model

Racks

38

Rack (Legrand)

NVIDPD13

Nodes

127

GPU nodes

DGX H200 system

4

UFM appliance

NVIDIA Unified Fabric Manager Appliance 3.1

5

Management servers

Intel based x86 2 × Socket, 24 core or greater, 384 GB RAM, OS (2x480GB M.2 or SATA/SAS SSD in RAID 1), NVME 7.68 TB (raw), 4x HDR200 VPI Ports, TPM 2.0

Ethernet Network

8

In-band management

NVIDIA SN4600C switch with Cumulus Linux

8

OOB management

NVIDIA SN2201 switch with Cumulus Linux

Compute InfiniBand Fabric

48

Fabric switches

NVIDIA Quantum QM9700 switch, 920-9B210-00FN-0M0

Storage InfiniBand Fabric

16

Fabric switches

NVIDIA Quantum QM9700 switch, 920-9B210-00FN-0M0

PDUs

96

Rack PDUs

Raritan PX3-5878I2R-P1Q2R1A15D5

12

Rack PDUs

Raritan PX3-5747V-V2

Associated cables and transceivers are listed in numref:cable-estimate. All networking components are multi-mode fiber.

Table 8 Estimate of cables required for a 4 SU, 127-node DGX SuperPOD#

Count

Component

Connection

Recommended Model

In-Band Ethernet Cables

254

200 Gbps QSFP56 to QSFP56 AOC

DGX H200 system

980-9I440-00H030

8

100 Gbps QSFP28 to QSFP28 AOC

Management nodes

980-9I13N-00C030

4

100 Gbps QSFP28 CWDM4

Uplink to core DC

980-9I17Q-00CM00

6

100 Gbps QSFP-QSFP DAC Passive Copper cable

ISL Cables

980-9I620-00C001

8

100 Gbps QSFP28 to QSFP28 AOC

Core DC

980-9I13N-00C030

24

100 Gbps QSFP28 to QSFP28 AOC

Leaf – Core cables

980-9I13N-00C030

OOB Ethernet Cables

127

1 Gbps

DGX H200 systems

Cat5e

64

1 Gbps

InfiniBand Switches

Cat5e

8

1 Gbps

Management/UFM nodes

Cat5e

8

1 Gbps

In-band Ethernet switches

Cat5e

2

1 Gbps

UFM Back-to-Back

Cat5e

108

1 Gbps

PDUs

Cat5e

4

QSFP to SFP+ Adapter

For the UFM connections

980-9I71G-00J000

4

Ethernet Module SFP BaseT

For the UFM connections

980-9I251-00IS00

16

100 Gbps AOC QSFP28 to QSFP28 Cable

Two uplinks per OOB to in-band

980-9I13N-00C030

Varies

1 Gbps

Storage

Cat5e

Compute InfiniBand Cabling

2040

NDR Cables, 400 Gbps

DGX H200 systems to leaf, leaf to spine

980-9I570-00N030

1536

Switch OSFP Transceivers

Leaf and spine transceivers

980-9I510-00NS00

508

System OSFP Transceivers

Transceivers in the DGX H200 Systems

980-9I51A-00NS00

4

UFM System Transceivers

UFM to leaf connections

980-9I51S-00NS00

Storage InfiniBand Cables [1] [2]

502

NDR Cables, 400 Gbps

DGX H100 systems to leaf, leaf to spine

980-9I570-00N030

48

NDR Cables, 200 Gbps

Storage

980-9I117-00H030

4

UFM System Transceivers

UFM to leaf connections

980-9I51S-00NS00

369

Switch Transceivers

Leaf and spine transceivers

980-9I510-00NS00

254

DGX System Transceivers

QSFP112 transceivers

980-9I693-00NS00

Varies

Storage Cables, 400 Gbps to 2x200 Gbps AOC Cables

Varies

980-9I117-00H030

Footnotes