When the P420i debuted in HPE ProLiant Gen8 servers, it was a capable but "locked" controller. To use its full potential, administrators had to purchase the license key.
(Online RAID migration and drive expansion) Secure Drive Erase Advanced Data Mirroring (ADM) The Turning Point: Firmware 4.68 hp smart array p420i license key
If you are looking to configure , a new menu tab or action link will appear in the SSA sidebar allowing you to assign a pool of SSDs to accelerate your existing logical HDD arrays. Conclusion When the P420i debuted in HPE ProLiant Gen8
Advanced Data Mirroring for enhanced redundancy. Changes in Licensing Requirements Conclusion Advanced Data Mirroring for enhanced redundancy
Four 1TB drives → RAID 5 = 3TB usable (license required) → RAID 10 = 2TB usable (no license). For many small businesses, RAID 10 is actually better.
If you are buying a used Gen8 server, ask the seller: “Does the P420i have the Advanced Pack license installed?” Many refurbished units from reputable dealers already include it.
HP Smart Array P420i License Key: Unlock Advanced RAID and Performance