NVIDIA ConnectX-8 SuperNIC MCX85346AAS-HEAT
Brand: NVIDIA | Category: Network Equipment
SKU: NVIDIA-MCX85346AAS-HEAT | Part #: MCX85346AAS-HEAT | MPN: MCX85346AAS-HEAT
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About the NVIDIA ConnectX-8 SuperNIC MCX85346AAS-HEAT
The NVIDIA ConnectX-8 SuperNIC MCX85346AAS-HEAT from NVIDIA is enterprise-grade Network Equipment hardware built for data centers. It features 400GbE interface. The NVIDIA ConnectX-8 SuperNIC (MCX85346AAS-HEAT) represents NVIDIA's latest generation of intelligent network interface cards, built on the ConnectX-8 architecture and engineered to deliver exceptional throughput, ultra-low latency, and deep programmability for demanding enterprise networking environments. The MCX85346AAS-HEAT variant is a PCIe Gen 5 adapter offering 400GbE connectivity, combining high-bandwidth data movement with NVIDIA's ASIC-level packet processing accele Available in brand new condition. NVIDIA network equipment products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | NVIDIA |
| Category | Network Equipment |
| SKU | NVIDIA-MCX85346AAS-HEAT |
| Part Number | MCX85346AAS-HEAT |
| Condition | New |
| Interface | 400GbE |
| Manufacturer Part Number | MCX85346AAS-HEAT |
| Product Family | ConnectX-8 SuperNIC |
| Form Factor | PCIe Low-Profile / Standard Height |
| Host Interface | PCIe Gen 5.0 x16 |
| Ethernet Data Rate | 400GbE |
| Network Ports | 3-port (per model designation -346) |
| Port Type | QSFP-DD |
| Supported Protocols | Ethernet, RoCE v2, RDMA, DPDK |
| Virtualization Support | SR-IOV |
| RDMA Support | Yes — RoCE v2, GPUDirect RDMA |
| Hardware Timestamping | IEEE 1588 PTP |
| Airflow Direction | High Exhaust (HEAT) |
| Operating System Support | Linux (MLNX_OFED), Windows Server, VMware ESXi |
| Management | NVIDIA MLNX_OFED drivers; firmware update via MFT |
| Security Features | Hardware-based traffic isolation, secure boot support |
| Regulatory Compliance | RoHS compliant |
Frequently Asked Questions about NVIDIA ConnectX-8 SuperNIC MCX85346AAS-HEAT
What does the NVIDIA ConnectX-8 SuperNIC do?
The NVIDIA ConnectX-8 SuperNIC is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What are the headline specs of the NVIDIA ConnectX-8 SuperNIC?
Key specifications for the NVIDIA ConnectX-8 SuperNIC: interface 400GbE; 3 years support; new condition; performance 400GbE/NDR InfiniBand SmartNIC with on-chip AI acceleration for network telemetry and security processing; support 3 years standard (manufacturer). Manufacturer part number MCX85346AAS-HEAT. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the NVIDIA ConnectX-8 SuperNIC compatible with my infrastructure?
The NVIDIA ConnectX-8 SuperNIC interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.