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NVIDIA

NVIDIA 900-9X662-0053-ST1 | ConnectX-6 Lx EN | 50GbE Fiber NIC | PCIe Gen4 x8 | RoCEv2, SR-IOV, OVS offload | PTP, NVMe-oF ready

SKU:900-9X662-0053-ST1

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Description

High‑performance 50GbE Ethernet adapter built on ConnectX‑6 Lx, delivering low latency and efficient offloads for virtualized, cloud, and storage fabrics. Supports advanced acceleration including RoCEv2 for lossless fabrics, OVS offload, and overlay tunneling to maximize host CPU efficiency. Flexible fiber/DAC connectivity with broad OS and hypervisor support.

Features

- Low-latency 50GbE with hardware accelerations
- RoCEv2 for lossless, high-performance fabrics
- SR-IOV for scalable virtualization
- Comprehensive overlay offloads (VXLAN/Geneve/NVGRE)
- ASAP2/OVS offload to boost virtual switching
- IEEE 1588v2 PTP for precise time synchronization
- UEFI/PXE boot for network provisioning
- Broad OS and hypervisor ecosystem support

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Controller: ConnectX-6 Lx EN
- Host interface: PCIe 4.0 x8 (backward compatible with PCIe 3.0)
- Line rate: up to 50GbE
- Supported Ethernet rates: 10/25/50GbE (auto-negotiation with matching optics/cables)
- Media: Fiber transceivers or DACs (pluggable, sold separately)
- Virtualization: SR-IOV for hardware-accelerated VFs
- RDMA: RoCE v1/v2 for low‑latency converged fabrics
- Overlay offloads: VXLAN, Geneve, NVGRE
- Switch acceleration: ASAP2/OVS offload
- Time sync: IEEE 1588v2 PTP
- Boot support: UEFI and PXE
- OS compatibility: Major Linux distros, Windows Server, VMware ESXi

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