NVIDIA BlueField-4 DPU · inference-research

Fields

id

interconnect/nic-bluefield4-dpu

Kind

ethernet

Version

BlueField-4, 800 Gb/s

Bandwidth (GB/s, per link, unidirectional)

100

Bandwidth basis

PER LANE, PER DIRECTION. 800 Gb/s = 100 GB/s per direction per port.

Link count

2

Topology

Standard Ethernet or InfiniBand switched fabric.

Scale-up

no

Scale-out

yes

Switching

Combines Vera CPU with ConnectX-9 networking. Scale-in networking for agentic AI factories. Hardware accelerators for security, data movement, tenant isolation.

notes

BlueField-4 is the current flagship DPU at 800 Gb/s. Product page states it is an '800 Gb/s infrastructure platform for gigascale AI factories' delivering 'powerful computing and accelerations for networking, data storage, and cybersecurity.' Combines NVIDIA Vera CPU with ConnectX-9 networking. BlueField-4 STX storage processor variant for AI-native storage. The DPU doubles per-port bandwidth over BlueField-3.

way

each

Notes

BlueField-4 is the current flagship DPU at 800 Gb/s. Product page states it is an '800 Gb/s infrastructure platform for gigascale AI factories' delivering 'powerful computing and accelerations for networking, data storage, and cybersecurity.' Combines NVIDIA Vera CPU with ConnectX-9 networking. BlueField-4 STX storage processor variant for AI-native storage. The DPU doubles per-port bandwidth over BlueField-3.

Cross-references

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