Save significantly on the NVIDIA Mellanox ConnectX-6 Lx (MCX631102AN-ADAT) — a dual-port 25GbE SmartNIC delivering enterprise-class performance at a fraction of new cost. Professionally tested and backed by Reef Telecom's industry-leading 10-year warranty.

Key Features

• Dual SFP28 ports supporting 1/10/25GbE per port (50 Gbps aggregate bandwidth)
• PCIe 4.0 x8 host interface (backward compatible with PCIe 3.0)
• Hardware RoCEv2 with Zero Touch configuration — no PFC or ECN required
• ASAP2 accelerated virtual switch offload for SDN environments
• SR-IOV with up to 127 virtual functions for dense virtualization
• TLS 1.3 and IPsec inline encryption acceleration
• Hardware Root-of-Trust secure boot and firmware validation
• Stateful connection tracking offload for Layer 4 firewall acceleration
• Precision Time Protocol (PTP) hardware timestamping
• 75 Mpps line-speed message rate
• Low power consumption (~8W typical) for high-density deployments
• Standard-height PCIe bracket included

Ideal Use Cases

• VMware vSphere, Hyper-V, and KVM virtualization hosts
• NVMe-oF and RoCE storage acceleration
• 10G-to-25G data center upgrades
• Cloud, telco, and NFV infrastructure
• Edge computing and 5G platforms

Compatibility

Supports Windows Server, Linux, VMware ESXi, and all major hypervisors. Works with NVIDIA Spectrum, Cisco Nexus, Arista, and other leading switch platforms. NVMe over Fabrics (NVMe-oF) target and initiator offloads supported.

Why Buy from Reef Telecom?

• 10-Year Warranty — the longest in the refurbished telecom industry
• Free Shipping on orders over $300
• Same-Day Shipping on orders placed before 4 PM EST
• Professionally tested and restored to like-new condition

Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.