Adapter Specs Form Factor: Type-A mezzanine (m-class) for HPE c-Class BladeSystem Gen8 servers Cache: 2 GB FBWC (Flash-Backed Write Cache with super-capacitor) SAS Interface: 6 Gb/s SAS-2, dual 4-lane wide ports RAID Levels: 0, 1, 1+0 (standard); 5, 6, 50, 60 with Advanced Pack license Drive Support: Up to 96 SAS/SATA drives using an external SAS expander Cache Protection: Super-capacitor + flash for battery-free power loss protection Advanced Features: Online RAID migration, stripe size change, SSD wear gauge, drive encryption passthrough Compatibility: HPE ProLiant Gen8 c-Class blades (e.g., BL460c Gen8, BL660c Gen8) Part Number: 673610-001 The HPE Smart Array P721m with 2 GB FBWC is a high-performance RAID mezzanine adapter built for HPE Gen8 blade environments. It provides enterprise-grade fault tolerance and performance for demanding workloads by integrating battery-free cache protection and SAS RAID into a compact mezzanine form factor. Supporting both high IOPS SSDs and traditional spinning drives, it is an ideal solution for virtualized environments and mission-critical apps. With features like drive encryption passthrough and advanced RAID levels (when licensed), the P721m ensures data resiliency and flexibility. Its design reduces component clutter and power needs while maintaining scalability through external SAS expanders.
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