P18432-K21 HPE 480GB SATA RI Hot Plug SSD

HPE P18432-K21 480GB SATA 6GBPS Mixed Use 2.5-Inch SSD

The HPE 480GB SATA 6G Mixed Use SFF 2.5-Inch SC Multi-Vendor Solid State Drive (P18432-K21) is purpose-built for HPE ProLiant Gen9 and Gen10 servers, ensuring dependable storage performance with advanced data management and endurance for enterprise applications. Designed to meet both read- and write-intensive workloads, this solid-state drive (SSD) delivers enhanced data throughput, superior reliability, and energy-efficient operation for modern data centers.

HPE P18432-K21 SSD

Capacity

The HPE P18432-K21 SSD offers a generous storage capacity of 480GB. This large capacity enables users to store a significant amount of data, including documents, photos, videos, and more. Whether you are a professional who needs ample space for work-related files or a casual user who wants to store personal media, this SSD provides the necessary storage capacity to meet your needs.

Key Features and Specifications

With sequential read speeds up to 560MB/s and sequential write speeds up to 535MB/s, this SSD significantly outperforms traditional hard drives. The random read performance reaches up to 98,000 IOPS while random write performance achieves up to 36,000 IOPS, ensuring responsive performance even under demanding workloads.

Interface and Form Factor

Utilizing the SATA 6Gbps interface, this drive maintains compatibility with existing server infrastructure while delivering maximum performance. The 2.5-inch small form factor makes it suitable for both rack-mounted and blade server environments, optimizing space utilization in data centers.

Mixed Use Design

Unlike read-intensive SSDs that sacrifice write endurance, the Mixed Use designation means this drive is specifically engineered to handle balanced read/write workloads. With a endurance rating of 1.3 drive writes per day (DWPD) over its 5-year warranty period, it can sustain significant write activity without degradation.

Technical Architecture

NAND Flash Technology

The HPE P18432-K21 utilizes high-quality 3D TLC NAND flash memory, striking an optimal balance between performance, endurance, and cost-effectiveness. The advanced wear-leveling algorithms distribute write operations evenly across all memory cells, extending the drive's operational lifespan.

Firmware

The proprietary controller architecture manages data placement, garbage collection, and wear leveling with exceptional efficiency. HPE's custom firmware includes optimizations specifically designed for server workloads, ensuring consistent latency and performance predictability. HPE's value-added firmware includes features such as advanced telemetry, predictive analytics, and seamless integration with HPE management tools. These capabilities provide proactive health monitoring and simplify storage administration in enterprise environments.

Server Storage Solutions

Ideal as primary boot drives for servers, this SSD significantly reduces operating system and application startup times compared to traditional hard drives. The mixed-use endurance ensures reliable performance throughout the drive's lifespan, even with frequent system updates and logging activities.

HPE Server Compatibility

The HPE P18432-K21 is certified for use across HPE's server portfolio, including ProLiant DL, ML, and BL series servers. HPE's extensive testing ensures optimal performance and reliability when deployed in compatible HPE systems, with seamless integration into HPE's management ecosystem.

Data Management

When deployed in HPE servers, the P18432-K21 integrates with HPE Integrated Lights-Out (iLO) management, providing health status monitoring and alerting capabilities through the same interface used for server management. This unified approach simplifies infrastructure monitoring and troubleshooting.

Partition Alignment

Proper partition alignment ensures that file system structures align with the SSD's erase block boundaries, reducing write amplification and improving both performance and endurance. Most modern operating systems handle this alignment automatically when creating new partitions.

Read-Intensive SSDs

Compared to read-intensive SSDs, the HPE P18432-K21 offers significantly higher write endurance, making it suitable for applications with moderate write requirements without sacrificing read performance. This eliminates the need for overprovisioning read-intensive drives to accommodate write workloads. While write-intensive SSDs offer higher endurance for extremely write-heavy applications, they typically come at a premium cost. The HPE P18432-K21 provides a cost-effective solution for mixed workloads where extreme write endurance isn't required but consistent performance across both read and write operations is essential.

Firmware

HPE provides regular firmware updates for the P18432-K21, addressing performance optimizations, security enhancements, and compatibility improvements. These updates are available through HPE's support portal and can be applied using standard management tools.

Environmental Specifications

The HPE P18432-K21 is designed for energy efficiency, with typical active power consumption of 3.5W during operation and idle power as low as 1.5W. This efficiency contributes to reduced data center power and cooling requirements compared to traditional storage solutions.

Information and Part Numbers

The HPE P18432-K21 is the primary part number for this 480GB Mixed Use SATA SSD. This part number includes the drive itself with standard HPE packaging and documentation. HPE offers this drive in multiple capacity points within the mixed-use category, as well as related products in read-intensive and write-intensive categories to meet specific workload requirements. Consult HPE's storage portfolio for the complete range of