Nvidia BlueField-2 User Manual page 34

Item Interface
1 DPU
2 PCI Express Interface
3 Networking Ports
4 Networking Ports LEDs Interface One bi-color I/O LED per port to indicate link and physical status
5 DDR4 SDRAM On-Board Memory
6 NC-SI Management Interface
7 USB 4-pin vertical connector
8 1GbE OOB Management
Interface
9 External PCIe Power Supply
Connector
10 RTC Battery
11 eMMC Interface
12 BMC
13 MMCX RA PPS IN/OUT
DPU IC 8 cores
PCIe Gen 4.0 through an x16 edge connector
The network traffic is transmitted through the DPU QSFP56 connectors. The QSFP56 connectors allow the use of modules, optical and passive cable
interconnect solutions
8 units of SDRAM for a total of 16GB/32GB @ 3200MT/s single DDR4 channel, 64bit + 8bit ECC, solder-down memory
Connectivity for remote sideband management (NC-SI over RBT). The NC-SI connector type differs per the product HW version:
In the Engineering samples, a 30-pin NC-SI connector is populated, whereas in HW versions B200 and up, a 20-pin NC-SI connector is populated
Used for OS image loading
1GbE BASE-T OOB management interface
An external 12V power connection through a 6-pin ATX connector. NOTE: This connector is present on FHHL P-Series DPUs only. It is not present on
FHHL E-Series DPUs
Battery holder for RTC
x8 NAND flash
Embedded BMC on DPU
Enables PPS IN/OUT
Description
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