The LENOVO 00FK361 is a specifically designed PCIe Riser for the Lenovo System x3550 M5 server, ensuring compatibility and optimal performance. This riser card allows for the installation of a low-profile (LP) x16 PCI Express card into the server, expanding its capability by providing additional connectivity or functionality. It is engineered to fit precisely into the designated riser slot of the x3550 M5 server, ensuring a secure connection for reliable operation. The PCIe Riser 1 supports a connection to CPU0, offering improved data transfer speeds and bandwidth to enhance the server's performance when additional PCI Express cards are used. This accessory is crucial for businesses looking to customize their server's performance to meet specific needs, such as high-speed networking, additional storage, or enhanced graphics capabilities. By enabling the addition of extra PCIe cards, the LENOVO 00FK361 riser expands the server's versatility and adaptability to various IT requirements, making it an essential component for upgrading and maximizing the capabilities of the Lenovo System x3550 M5 server.