Nvidia ConnectX-7 User Manual

17
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Features and Benefits
PCI
Express
(PCIe)
According to the OPN you have purchased, the card uses the following PCIe express interfaces:
PCIe x16 configurations:
PCIe Gen 4.0/5.0 (16GT/s / 32GT/s) through x16 edge connector.
2x PCIe x16 configurations (Socket-Direct):
PCIe Gen 4.0/5.0 ( SERDES @ 16GT/s / 32GT/s) through x16 edge connector
PCIe Gen 4.0 SERDES @ 16GT/s through PCIe Auxiliary Connection Card
InfiniBand
Architect
ure
Specificat
ion v1.5
compliant
ConnectX-7 delivers low latency, high bandwidth, and computing efficiency for high-performance
computing (HPC), artificial intelligence (AI), and hyperscale cloud data center applications.
ConnectX-7 is InfiniBand Architecture Specification v1.5 compliant.
InfiniBand Network Protocols and Rates:
Protocol Standard Rate (Gb/s) Comments
4x Port
(4 Lanes)
2x Ports
(2 Lanes)
NDR/NDR200 IBTA Vol2 1.5 425 212.5 PAM4 256b/
257b
encoding
and RS-FEC
HDR/HDR100 IBTA Vol2 1.4 212.5 106.25 PAM4 256b/
257b
encoding
and RS-FEC
EDR IBTA Vol2 1.3.1 103.125 51.5625 NRZ 64b/
66b
encoding
FDR IBTA Vol2 1.2 56.25 N/A NRZ 64b/
66b
encoding
Make sure to use a PCIe slot capable of supplying the required power and airflow to the
ConnectX-7 cards as stated in the Specifications chapter.

This section describes hardware features and capabilities. Please refer to the relevant
driver and firmware release notes for feature availability.


Nvidia ConnectX-7 Specifications

General

Supported Protocols	Ethernet, InfiniBand
RoHS Compliance	Yes
Ports	1 or 2 ports
Data Transfer Rate	Up to 400 Gb/s
Ethernet Speeds	10/25/40/50/100/200/400
InfiniBand Speeds	400Gb/s
Latency	Sub-600 nanoseconds
Form Factor	OCP 3.0
Product Type	Network Interface Card (NIC)
Power Consumption	Varies by model and configuration