HPE P18422-H21 480GB SATA III 2,5" MLC Read Intensive SSD

Sequential reads up to 530 MB/s and 65,000 random read IOPS make this HPE 480GB SSD a serious upgrade for latency-sensitive workloads. It is a read-intensive drive built for ProLiant, Synergy, and Apollo servers, delivering consistent performance where it matters most.

Overview

The HPE P18422-H21 is a 480GB small form factor (SFF) solid state drive with a SATA 6Gb/s interface. It uses Multi-Level Cell (MLC) NAND flash for a balance of endurance and cost, and is rated for 1 drive write per day (DWPD), making it ideal for read-heavy applications such as web serving, data streaming, and boot/OS drives.

What stands out

• Read-intensive endurance: 1 DWPD over 5 years, tuned for high read workloads.
• Enterprise-class reliability: 2 million hours MTBF and hot-plug support for easy serviceability.
• Smart Carrier (SC) design: enables HPE management tools to monitor drive health and status.
• Low power consumption: just 3.5 W maximum, helping to reduce overall server energy costs.
• Broad compatibility: validated for HPE ProLiant, Synergy, and Apollo server platforms.

Technical details

• Capacity: 480 GB
• Form factor: 2.5-inch SFF
• Interface: SATA 6Gb/s (SATA III)
• NAND flash type: MLC (Multi-Level Cell)
• Sequential read speed: up to 530 MB/s
• Sequential write speed: up to 470 MB/s
• Random read IOPS (4KB): up to 65,000
• Random write IOPS (4KB): up to 15,000
• Endurance: 1 DWPD (drive writes per day)
• MTBF: 2,000,000 hours
• Operating temperature: 0°C to 70°C
• Power consumption (max): 3.5 W
• Hot-plug support: Yes
• Carrier type: Smart Carrier (SC)

Our verdict

For enterprises needing a dependable, high-performance read-intensive SSD, the HPE P18422-H21 delivers excellent sequential and random read speeds, robust endurance, and seamless integration with HPE server ecosystems. It is a solid choice for accelerating read-heavy applications without breaking the budget.