HPE MR408i-p Gen11 x8 Lanes 4GB Cache PCI SPDM Plug-in Storage Controller (P74775-B21)

Equipped with a PCIe Gen4 x8 host interface and 4GB of flash-backed write cache, the HPE MR408i-p Gen11 storage controller delivers high-performance RAID for HPE ProLiant Gen11 servers. It supports up to 8 internal drives via SFF-8654 connectors, handling SAS, SATA, and NVMe devices at speeds up to 12Gb/s SAS and PCIe Gen4 NVMe.

Overview

The HPE MR408i-p is a plug-in RAID controller based on the Broadcom MegaRAID chipset. It offers RAID levels 0, 1, 5, 6, 10, 50, 60, and JBOD, with cache protection through flash-backed write cache (FBWC). Management is provided by HPE Smart Storage Administrator (SSA), and security includes SPDM support.

What stands out

• PCIe Gen4 x8 host interface for high bandwidth
• 4GB DDR4 cache with flash-backed write cache protection
• Supports SAS, SATA, and NVMe drives
• Up to 8 internal drives via two SFF-8654 connectors
• Broadcom MegaRAID chipset for proven reliability
• SPDM security protocol for enhanced platform security

Technical details

• Controller Type: RAID Controller
• Host Interface: PCIe Gen4 x8
• Internal Ports: 8 Lanes (2x SFF-8654)
• Cache Memory: 4GB DDR4 (Flash Backed Write Cache)
• RAID Levels: 0, 1, 5, 6, 10, 50, 60, JBOD
• Data Transfer Rate: 12Gb/s SAS, 6Gb/s SATA, NVMe (PCIe Gen4)
• Form Factor: Type-p (PCIe Plug-in Card)
• Processor/Chipset: Broadcom MegaRAID
• Server Compatibility: HPE ProLiant Gen11 Servers
• Supported Drive Types: SAS HDDs/SSDs, SATA HDDs/SSDs, NVMe SSDs
• Cache Protection: Flash Backed Write Cache (FBWC)
• Management Software: HPE Smart Storage Administrator (SSA)
• Security Features: SPDM (Security Protocol and Data Model)
• Max Internal Drives: Up to 8 (direct connect)
• Controller Series: HPE MR Storage Controllers
• Generation: Gen11

Our verdict

The HPE MR408i-p Gen11 is a versatile and powerful RAID controller for modern ProLiant servers, offering high-speed connectivity, robust cache protection, and support for multiple drive types.