HPE P58335-B21 MR408i – o Gen11 x8 Lanes 4GB Cache OCP SPDM Storage Controller

The HPE P58335-B21 MR408i-o Gen11 Storage Controller is a high-performance, enterprise-grade RAID controller designed for HPE Gen11 servers. It features 8 PCIe Gen4 lanes, 4GB DDR4 cache with flash backup, and supports OCP 3.0 form factor with SPDM (Security Protocol and Data Model) for enhanced security. Key benefits include accelerated data throughput, improved reliability with RAID levels 0/1/5/10/50, and advanced data protection. Its compact OCP design optimizes server space, while SPDM ensures secure device authentication and firmware integrity—making it ideal for modern data centers demanding speed, security, and scalability.