Name: MQM9790-NS2F NVIDIA Mellanox Quantum-2 MQM9790 Series 64-Ports 400GBase-X QSFP-DD 32-Ports 40GBase-X QSFP 1U InfiniBand Gigabit Ethernet Unmanaged Switch with P2C Airflow
Brand: Nvidia
SKU: MQM9790-NS2F
Price: 28720.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The MQM9790-NS2F switch offers a robust solution for environments needing high-port density and multi-protocol support. It fits well into data centers and HPC clusters, providing both 400G QSFP-DD and 40G QSFP connectivity in a compact 1U chassis. Designed with efficient port-to-card airflow, it keeps cool under heavy use while remaining simple to deploy without management overhead.

General Information
Brand	Nvidia
Part Number	MQM9790-NS2F
Condition	Refurbished

Technical Information
Switch Ports	64 x QSFP-DD (400GBase-X), 32 x QSFP (40GBase-X)
Number of Ports	96-Ports
Port Type	40G QSFP+, QSFP / QSFP+, USB Console, Serial Console (RJ-45)
Port Speed	400Gbps,40Gbps
POE Support	No
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 2
Connector Type	QSFP-DD,QSFP

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Remote Protocols	No

Power & Cooling
Fans	P2C airflow (port-to-chassis)

Physical Characteristics
Weight	5.00
Operating Temperature	0°C to 40°C

Miscellaneous
Compliance Standards	RoHS, CE, FCC
Compliant Standards	IEEE 802.3, IEEE 802.3ba, IEEE 802.3bs, IEEE 802.3cd, IEEE 802.3by, IEEE 802.3ae, IEEE 802.1Q

Product Description
This switch handles large-scale data traffic with 64 QSFP-DD ports running at 400G and 32 QSFP ports at 40G, making it suitable for demanding network environments. Often found in data centers and high-performance computing setups, it supports both InfiniBand and Gigabit Ethernet protocols, catering to diverse infrastructure needs. Network administrators or organizations that require reliable, unmanaged switching for rapid deployment will benefit from its straightforward setup and robust hardware. Key Features High-density 1U form factor for space-efficient installations Supports both 400G and 40G speeds to accommodate mixed traffic types Airflow optimized from port-to-card to maintain stable operation Unmanaged nature simplifies use in environments without complex network management Compatible with InfiniBand and Ethernet for versatile connectivity options Typically deployed in large-scale computing clusters and enterprise networks, this switch plays a crucial role in handling heavy workloads and maintaining data flow. Its design helps reduce cooling challenges in dense racks, ensuring consistent performance over long periods.

Use Cases
The MQM9790-NS2F switch is ideal for high-performance computing clusters, hyperscale data centers, and enterprise environments requiring dense 400G and 40G port configurations. It serves organizations that demand ultra-low latency and high throughput for intensive data processing and storage networking. How It's Used: Connecting GPU-accelerated HPC nodes in research institutions to maximize data transfer speeds. Aggregating traffic in hyperscale cloud data centers supporting virtualization workloads and multi-tenant environments. Facilitating high-bandwidth interconnects in artificial intelligence training clusters requiring rapid model synchronization. Deploying in storage area networks within enterprise data centers to handle large-scale data replication and backup operations. Supporting financial services trading platforms with ultra-low latency communication for time-sensitive transactions. This switch enhances operational efficiency by enabling scalable, high-density network fabrics that maintain performance under demanding workloads. Its unmanaged design simplifies integration into existing infrastructures, while the P2C airflow supports reliable thermal management for continuous operation in dense rack deployments.

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