Lenovo ThinkSystem SR655 x16/x16 PCIe Riser1 FH Kit

Unlock flexible PCIe expansion for the Lenovo ThinkSystem SR655 with the SR655 x16/x16 PCIe Riser1 FH Kit. This purpose-built full-height PCIe riser is designed to connect two PCIe x16 expansion cards to the server’s motherboard, delivering expanded I/O bandwidth while preserving Lenovo’s signature reliability and enterprise-grade build quality. Engineered for the SR655 platform, this kit aligns precisely with Lenovo’s mechanical specifications to ensure a clean, stable fit that maintains proper airflow and thermal management within the chassis. Whether you’re provisioning AI accelerators, high-performance networking adapters, NVMe/SSD expansion, or other PCIe-based add-ins, the Ris­er1 FH Kit is built to maximize space efficiency and performance in demanding workloads. By enabling dual x16 connections on a single riser, it helps IT teams scale compute and I/O capacity without requiring a major redesign of the server, making it an ideal upgrade for data centers, virtualization deployments, and HPC environments that demand both scalability and dependable serviceability.

• Dual x16 PCIe slots (x16/x16) provided by the Riser1 FH Kit, offering ample bandwidth for high-performance GPUs, accelerators, or network cards while operating within the SR655 chassis.
• Full-Height (FH) PCIe riser design that accommodates large, power-hungry cards and maintains a compact, organized installation in Lenovo ThinkSystem SR655 configurations.
• Validated compatibility with Lenovo ThinkSystem SR655 x16/x16 systems, ensuring mechanical fit, signal integrity, and seamless integration with the server’s PCIe topology.
• Engineered to preserve optimal airflow and thermal performance, with thoughtful cable routing and card alignment that help minimize hotspot formation in dense compute environments.
• Designed for straightforward installation within the SR655 chassis, enabling efficient maintenance windows and reducing downtime during expansion or upgrades.

Technical Details of Lenovo ThinkSystem SR655 x16/x16 PCIe Riser1 FH Kit

• Riser Type: PCIe Riser Card
• Slots: 2 x PCIe x16 connectors (x16/x16)
• Form Factor: Full Height (FH) PCIe riser
• Compatibility: Lenovo ThinkSystem SR655 servers configured for x16/x16 expansion
• Connector Type: PCIe edge connectors designed for reliable, enterprise-grade signaling

How to install Lenovo ThinkSystem SR655 x16/x16 PCIe Riser1 FH Kit

To install the SR655 x16/x16 PCIe Riser1 FH Kit, begin by powering down the server and unplugging it from all power sources. Remove the chassis cover to access the motherboard and PCIe expansion area. Locate the appropriate PCIe riser slot on the motherboard that aligns with the SR655’s expansion design. Carefully insert the Riser1 FH Card into the motherboard PCIe slot, ensuring full engagement of the edge connectors. Secure the riser to the chassis using the manufacturer’s mounting points and screws, then attach the PCIe add-in cards to the riser’s x16 connectors as required. Route any necessary power or auxiliary cables neatly to minimize obstruction of airflow and to keep cables organized. Reinstall the server cover, reconnect power, and power on. Enter the system BIOS to verify that the new PCIe devices are detected and configured, and install any drivers or firmware updates provided by Lenovo or card manufacturers to optimize performance and stability.

Frequently asked questions

Q: What does the Lenovo ThinkSystem SR655 x16/x16 PCIe Riser1 FH Kit enable? A: It enables dual PCIe x16 expansion capabilities within the Lenovo ThinkSystem SR655, allowing the installation of two full-height PCIe cards for expanded compute, I/O, and acceleration options.

Q: Which SR655 configurations are compatible with this riser? A: The kit is designed for SR655 servers configured for x16/x16 expansion, and it should be used in accordance with Lenovo’s official compatibility guides for your specific model and BIOS version.

Q: Will installing this riser affect server warranty? A: When installed according to Lenovo’s documented procedures, the riser is treated as an approved accessory. Always verify warranty terms with Lenovo or your service provider before performing hardware changes.

Q: Do I need BIOS or firmware updates after installation? A: In most cases, standard PCIe devices are recognized with current BIOS/firmware. However, some add-in cards may require driver or firmware updates from the card manufacturer or Lenovo to ensure full functionality.

Q: Can this riser support high-power GPUs or accelerators? A: The X16/X16 dual-slot configuration is designed for expansion cards that fit within the SR655’s power and thermal envelope. Always confirm power, cooling, and card height limitations in Lenovo’s official documentation for your exact chassis and configuration.