Nvidia BlueField-2 InfiniBand - Page 33

NVIDIA BlueField-2 InfiniBand/Ethernet DPU User Guide 32
Component Side Print Side
Ite
m
Interface Description
1 DPU DPU IC 8 cores
2
PCI Express
Interface
PCIe Gen 4.0 through an x16 edge connector
3
Networking
Ports
The network traffic is transmitted through the DPU QSFP56
connectors. The QSFP56 connectors allow the use of modules,
optical and passive cable interconnect solutions.
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
8 units of SDRAM for a total of 16GB @ 3200MT/s single DDR4
channel, 64bit + 8bit ECC, solder-down memory
6
NC-SI
Management
Interface
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.