NVIDIA ConnectX-8 SuperNIC

Brand: NVIDIA | Category: Network Adapters & NICs

SKU: NVID-MCX85436AAASHA | Part #: MCX85436AAAS-HA | MPN: MCX85436AAAS-HA

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About the NVIDIA ConnectX-8 SuperNIC

The NVIDIA ConnectX-8 SuperNIC from NVIDIA is enterprise-grade Network Adapters & NICs hardware built for data centers. NVIDIA ConnectX-8 SuperNIC delivers 400GbE/InfiniBand connectivity with integrated BlueField-3 DPU intelligence for AI fabric networking and data-center security offload. Available in brand new condition. Available from Omnixon Global — contact our team to request a quote.

Technical Specifications

BrandNVIDIA
CategoryNetwork Adapters & NICs
SKUNVID-MCX85436AAASHA
Part NumberMCX85436AAAS-HA
ConditionNew
Product FamilyConnectX-8 SuperNIC
Launch Generation2025-Q1
Network Speeds400GbE / 400Gb/s InfiniBand NDR
Port Configuration1x or 2x QSFP112 400Gb/s ports
Protocol SupportInfiniBand NDR, Ethernet (400GbE/200GbE/100GbE/50GbE/25GbE/10GbE), RoCEv2, iWARP
Onboard DPUNVIDIA BlueField-3 with 16x Arm Cortex-A78AE cores @ up to 2.0GHz
DPU Memory32GB onboard LPDDR5 ECC (DPU-dedicated)
Host InterfacePCIe 5.0 x16 (128 Gb/s bidirectional bandwidth)
RDMA TechnologyGPUDirect RDMA, RDMA over Converged Ethernet v2 (RoCEv2), InfiniBand native RDMA
Offload EnginesASAP² OVS offload, VXLAN/NVGRE/GRE encap/decap, IPsec/TLS 1.3 crypto, DPDK, DOCA SDK
Congestion ControlDCQCN, LDCP, hardware-based adaptive routing for lossless fabric operation
Virtualization SupportSR-IOV (up to 1024 VFs per port), VirtIO-net acceleration, VXLAN/Geneve hardware offload
Security FeaturesSecure boot, hardware root-of-trust, on-card IPsec AES-256-GCM, TLS 1.3 offload, tenant isolation via DPU
Storage OffloadNVMe-oF initiator/target offload, Snap NVMe-oF, virtio-blk/scsi acceleration
Operating System SupportLinux (RHEL, Ubuntu, Rocky Linux), VMware ESXi, Windows Server 2022 via NVIDIA MLNX_OFED / WinOF-2
ManagementNVIDIA UFM, NVIDIA DOCA 2.x SDK, OpenBMC IPMI, gRPC telemetry streaming, SNMP
Form FactorLow-profile PCIe half-height, half-length (HHHL) with full-height bracket included
Power ConsumptionTypical 35W (adapter); up to 75W with DPU full load (PCIe slot + optional auxiliary power)
Operating Temperature0°C to 55°C ambient; storage -40°C to 70°C
Compliance & CertificationsCE, FCC Class A, RoHS 2, REACH, TAA compliant
MTBF> 1,000,000 hours at 40°C ambient (Telcordia SR-332)

Frequently Asked Questions about NVIDIA ConnectX-8 SuperNIC

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: new condition; manufacturer NVIDIA; product family ConnectX-8 SuperNIC; launch generation 2025-Q1; network speeds 400GbE / 400Gb/s InfiniBand NDR; port configuration 1x or 2x QSFP112 400Gb/s ports; protocol support InfiniBand NDR, Ethernet (400GbE/200GbE/100GbE/50GbE/25GbE/10GbE), RoCEv2, iWARP. Manufacturer part number MCX85436AAAS-HA. 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.