Supported Interfaces; Bluefield-3 Supernics Layout And Interface Information - Nvidia BlueField-3 User Manual

3 Supported Interfaces

This section describes the DPU/SuperNIC supported interfaces. Each numbered interface 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.
3.1 BlueField-3 SuperNICs Layout and Interface
Information
OPN
HHHL Single-Slot SuperNIC
Model: B3140H
900-9D3D4-00EN-HA0
900-9D3D4-00NN-HA0
Ite Interface
m
1 DPU SoC DPU IC 8 Arm-Cores
2 Networking The network traffic is transmitted through the DPU QSFP112 connectors. The QSFP112
Interface connectors allow the use of modules and optical and passive cable interconnect
solutions
3 Networking One bi-color I/O LEDs per port to indicate link and physical status
Ports LEDs
Interface
4 PCI Express PCIe Gen 5.0 through an x16 edge connector
Interface
5 DDR5 SDRAM Single-Channel Cards: 10 units of DDR5 SDRAM for a total of 16GB @ 5200MT/s 64bit +
On-Board 8bit ECC, solder-down memory
Memory
6 NC-SI NC-SI 20 pins BMC connectivity for remote management
Management
Interface
7 USB 4-pin RA Used for OS image loading
Connector
8 1GbE OOB 1GbE BASE-T OOB management interface
Management
Interface
9 Integrated DPU BMC
BMC
10 SSD Interface 128GB
SuperNIC Component Side
Description
SuperNIC Print Side
16