HPE MR416i-p Gen11 x16 Lanes 8GB Cache PCI SPDM Plug-in Storage Controller

Overview

The HPE P47777-B21 is a plug-in storage controller designed to enhance Gen11 servers with high-performance RAID capabilities while preserving PCIe bandwidth. Featuring an 8 GB onboard cache and a PCIe 4.0 x16 interface, it delivers the low-latency data path essential for demanding applications such as database transactions, virtual machine migrations, and large-scale backups. This controller supports a wide range of drive types and RAID levels, making it a versatile solution for IT environments that require reliable and scalable storage performance.

Key features

• 8 GB cache buffers heavy read and write bursts to maintain smooth data flow during peak I/O activity
• PCIe 4.0 x16 interface maximizes bandwidth, ensuring fast communication with the server
• Supports multiple RAID levels (0, 1, 5, 6, 10, 50, 60) to balance performance and data protection according to workload needs
• Compatible with 6 Gb SATA, 12 Gb SAS, and 16 Gb NVMe drives, allowing flexible storage configurations
• Includes MegaRAID Storage Administrator software and UEFI tools for straightforward array management and drive health monitoring
• Secure encrypted drive support protects sensitive data at rest, meeting compliance requirements
• Simple installation as a plug-in PCIe card without complex cabling changes, suitable for both new builds and upgrades
• Works seamlessly with major operating systems including Windows Server, Linux, and VMware ESXi

Key specs

• Cache size: 8 GB
• Interface: PCIe 4.0 x16 lanes
• Supported RAID levels: 0, 1, 5, 6, 10, 50, 60
• Drive compatibility: 6 Gb SATA, 12 Gb SAS, 16 Gb NVMe
• Supported operating systems: Windows Server, Linux, VMware ESXi

Connectivity and compatibility

This controller connects through a PCIe 4.0 x16 slot, providing ample bandwidth for modern server architectures. It supports a broad range of storage media, including SATA, SAS, and NVMe drives, which allows IT teams to tailor their storage arrays to specific performance and capacity requirements. Compatibility with major server operating systems ensures smooth integration into existing infrastructures.

Installation and setup

Installation involves simply inserting the card into an available PCIe slot and connecting it to the drive backplane. The included MegaRAID Storage Administrator software and UEFI configuration utilities provide an intuitive interface for creating RAID arrays, monitoring drive health, and adjusting cache settings. This ease of setup reduces downtime and simplifies storage management for IT professionals.

Ideal uses and environments

This storage controller is well suited to IT teams managing dense virtualization clusters, file and print servers, or data analytics nodes that demand consistent and scalable storage performance. Its ability to handle mixed drive types and RAID configurations makes it a strong choice for environments where balancing speed, capacity, and data protection is critical. The secure encrypted drive support also makes it appropriate for industries with strict data compliance standards.