Supported Interfaces; Hhhl Dpu Layout And Interface Information - Nvidia BlueField-2 InfiniBand/VPI DPU User Manual

Supported Interfaces

This section describes the DPU-supported interfaces. Each numbered interface that is referenced in
the figures is described in the following table with a link to detailed information.

The below figures are for illustration purposes only and might not reflect the current
revision of the DPU.

HHHL DPU Layout and Interface Information

Interfaces of MBF2M345A-HECOT, MBF2M345A-HECOT
Item
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Component Side
Interface
DPU
PCI Express Interface
Networking Interface
Networking Ports LEDs Interface
DDR4 SDRAM On-Board Memory
NC-SI Management Interface
USB 4-pin vertical connector (default)
1GbE OOB Management Interface
RTC Battery
eMMC Interface
Print Side
Description
DPU IC 8 cores
PCIe Gen 4.0 through an x16 edge connector
Network traffic is transmitted through the DPU
QSFP56 connector. The QSFP56 connectors allow for
the use of modules, and optical and passive cable
interconnect solutions.
One bi-color LED per port for the link and physical
status
8 units of SDRAM for a total of 16GB @ 3200MT/s
single DDR4 channel, 64bit + 8bit ECC, solder-down
memory
Connection for remote sideband management
Mounted on the DPU for OS image loading
1GbE BASE-T OOB management interface
Battery holder for RTC
x8 NAND flash
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