Network Card Lenovo 4XC7A62580 Internal Fiber PCI Express Wired

The Lenovo 4XC7A62580 is an internal fiber PCI Express network card designed for wired connectivity in enterprise environments. Based on the ThinkSystem Mellanox ConnectX-6 Lx family, it provides 10/25GbE SFP28 connectivity and supports advanced network offloads such as RoCE v2, NVMe over Ethernet and Open vSwitch to improve throughput and reduce CPU overhead. This product is intended for IT professionals evaluating adapters for servers and network appliances.

Advantages

The adapter delivers multi-speed 10/25GbE SFP28 performance with hardware offloads for RDMA and NVMe over Ethernet, which helps lower latency and CPU utilization. Its PCI Express host interface ensures high data transfer rates and compatibility with standard server slots. Support for industry networking standards increases interoperability in complex data center networks.

Suitable for

• Server-to-switch high-speed uplinks (10GbE/25GbE)
• Storage traffic using NVMe over Ethernet or RDMA-based protocols
• Virtualized environments using Open vSwitch and network offloads
• Enterprise data centers requiring fiber SFP28 connectivity

Key specifications

• Brand: Lenovo
• Model / MPN: 4XC7A62580
• Form factor: Internal PCI Express network card
• Connectivity: Wired, fiber (SFP28)
• Speed: 10GbE / 25GbE
• Supported offloads: RoCE v2, NVMe over Ethernet, Open vSwitch
• Networking standards: IEEE 1588v2, IEEE 802.1AX, 802.1Qaz, 802.1Qbb, 802.1Qbg, 802.3ad, 802.3ae, 802.3ap, 802.3az, 802.3by
• EAN: 889488542611

How to use

Install the card into an available PCI Express slot on a compatible server, insert SFP28 fiber transceiver modules and connect to the network fiber. Install vendor drivers and firmware recommended by Lenovo or Mellanox to enable full functionality and hardware offloads. Configure network settings, MTU, and offload options in the operating system or hypervisor according to your deployment requirements.

Recommendations

Use certified SFP28 fiber transceivers and quality multimode or single-mode fiber appropriate for your link distance. Keep firmware and drivers up to date and verify compatibility with your server platform and OS to ensure stable performance of RoCE v2 and NVMe over Ethernet features.