P19939-B21 HPE 960GB SATA 6GBPS SSD SFF Read Intensive Smart Carrier

Main Details of HPE 960GB SATA 6GBPS SSD

High-reliability 2.5-inch SATA solid-state drive tailored for read-intensive workloads, bundled with an HPE SmartDrive carrier for easy hot-swap deployment in ProLiant and Synergy platforms.

General Details

• Brand Name: HPE
• Part number: P19939-B21
• Product type: Solid State Drive — Hot-swap
• Carrier included: HPE SmartDrive Carrier

Capacity & Mechanical

• Storage capacity: 960 GB
• Form factor: 2.5 inch SFF
• Drive height: 7.00 mm
• Plug type: Hot-plug

Interface & Performance

• Interface: SATA 6 Gbps (1 x SATA 6 Gb/s)
• Max transfer rate: 6 Gb/sec (external)
• Workload class: Read intensive
• Random read IOPS (4KiB, Q=16): 66,000
• Peak random read IOPS (4KiB, Q=64): 776,000
• Random write IOPS (4KiB, Q=16): 36,000
• Peak random write IOPS (4KiB, Q=4): 37,000
• 30-day write volume: 2,628 GB written
• Endurance (DWPD): 1.50

Power & Thermal

• Typical power consumption: 2.85 W

Physical Dimensions & Weight

• Height: 5.75 (14.61 cm)
• Width: 8.63 inch (21.92 cm)
• Depth: 9.00 inch (22.86 cm)
• Weight: 1.508 lbs (0.68 kg)

Compatibility and Supported Platforms

HPE Nimble Storage / dHCI Configurations

• dHCI Large Solution with HPE ProLiant DL380 Gen10 (2.5-inch)
• Medium Solution with HPE ProLiant DL325 Gen10 Plus (2.5-inch)
• Medium and Small Solutions with HPE ProLiant DL360 Gen10 (2.5-inch)

HPE ProLiant DL Series Compatibility

• DL160 Gen10 (Base / Entry / SMB)
• DL180 Gen10 (Base / Entry / SMB)
• DL20 Gen10 (Standard / Entry / Performance)
• DL325 Gen10 and Gen10 Plus (multiple solution variants)
• DL360 Gen10 (All Flash / Compute / Performance / SMB / Special Server variants)
• DL380 Gen10 (All Flash / Entry SMB / Hybrid / Network Choice / NVMe variants)
• DL385 Gen10 Plus (Standard / Entry / SMB)
• DL560 Gen10 for SAP HANA Compute Block

HPE ProLiant ML Series Compatibility

• ML350 Gen10 (High Performance / SMB / Special Server)

HPE P19939-B21 Smart Carrier 960GB SATA SSD Overview

The HPE P19939-B21 Smart Carrier 960GB SATA 6GBPS SSD SFF Read Intensive is engineered for enterprise environments that demand high reliability, consistent performance, and energy efficiency. Designed specifically for read-intensive workloads, this small form factor drive integrates seamlessly into HPE ProLiant servers, offering a robust solution for data centers that require dependable storage with minimal latency. With a capacity of 960GB, it ensures adequate space for high-performance applications and critical data storage while maintaining efficient power consumption and thermal management.

Advanced SATA 6GBPS Interface

The P19939-B21 leverages the SATA 6GBPS interface, providing faster data transfer rates than previous generations. This interface is optimized for read-intensive operations, delivering predictable throughput and minimal bottlenecks in demanding server environments. By utilizing the SATA 6GBPS standard, enterprises can benefit from a combination of compatibility with existing infrastructure and performance enhancements that improve overall system efficiency. The enhanced interface ensures that large volumes of read operations are executed swiftly, reducing latency and improving application responsiveness.

Small Form Factor Design

This SSD comes in a small form factor (SFF), making it suitable for dense server configurations and space-constrained storage arrays. The SFF design allows for high-density deployment without compromising airflow or thermal efficiency, which is critical for maintaining system reliability. Its compact size does not limit its performance capabilities; rather, it allows data centers to scale storage solutions efficiently while minimizing physical space requirements. The small form factor also contributes to simplified server maintenance and upgrade processes.

Read-Intensive Workload Optimization

Engineered specifically for read-intensive workloads, the HPE P19939-B21 excels in scenarios where frequent data retrieval is prioritized over write operations. This makes it an ideal choice for database querying, virtualization read caches, and content delivery applications. Its firmware and architecture are tuned to optimize read latency and throughput, ensuring consistent performance across large-scale storage environments. Additionally, the SSD is designed to handle sustained read operations without performance degradation, offering predictable reliability for critical enterprise applications.

Enterprise Reliability and Endurance

The HPE P19939-B21 is built to meet enterprise-grade endurance requirements, with advanced error correction and wear-leveling technologies that ensure long-term reliability. This SSD is capable of handling continuous read operations over extended periods while maintaining data integrity. Its robust design reduces the risk of unexpected failures and ensures that vital data remains accessible under heavy workloads. The drive also features protection mechanisms against power loss and system interruptions, safeguarding data and preserving server uptime.

Energy Efficiency and Thermal Management

Energy efficiency is a key feature of the HPE P19939-B21, reducing operating costs and minimizing heat output. The SSD’s low power consumption contributes to a lower overall data center energy footprint, which is particularly important in large-scale deployments. Coupled with efficient thermal management, the SSD operates within safe temperature ranges, preserving hardware longevity and preventing thermal throttling that could impact performance. Its thermal design supports continuous operation in high-density server racks, making it a sustainable choice for enterprise storage solutions.

Integration with HPE ProLiant Servers

The P19939-B21 Smart Carrier SSD is fully compatible with HPE ProLiant servers, enabling seamless integration into existing storage infrastructures. Its firmware is optimized to work in concert with HPE Smart Array controllers, providing advanced features such as RAID support, predictive failure analysis, and automated health monitoring. Integration with HPE Insight software allows administrators to track SSD health, performance metrics, and capacity usage in real-time, enabling proactive maintenance and operational efficiency. This deep integration ensures that enterprises can maximize the value of their HPE server investments.

Smart Carrier Features

The Smart Carrier design enhances the overall user experience by providing tool-less installation and hot-swap capabilities. Administrators can easily replace or upgrade SSDs without powering down the server, minimizing downtime and improving serviceability. The carrier also features status indicators that provide immediate insight into drive health, operational status, and potential issues. These visual cues facilitate rapid troubleshooting and maintenance, further ensuring continuous server availability and performance.

Performance in Data-Intensive Environments

In environments where large volumes of data need to be accessed rapidly, the HPE P19939-B21 delivers consistent and reliable performance. Its architecture prioritizes read operations, making it well-suited for virtualized workloads, data analytics, and content streaming applications. By reducing read latency and optimizing throughput, this SSD improves overall system responsiveness and accelerates business-critical processes. Enterprises can deploy multiple drives in RAID configurations to achieve higher data redundancy and scalability while maintaining peak performance.

Advanced Error Management

The SSD includes enterprise-class error correction code (ECC) mechanisms to detect and correct potential data corruption. This ensures the integrity of critical information and reduces the likelihood of system failures. Combined with wear-leveling and over-provisioning technologies, the drive can sustain high read workloads over prolonged periods, providing consistent operational reliability. Administrators can confidently deploy the P19939-B21 in mission-critical environments, knowing that data accuracy and system stability are maintained.

Scalability and Flexibility

As organizations grow, storage requirements evolve. The HPE P19939-B21 supports scalable deployment, allowing data centers to expand storage capacity without major infrastructure changes. Its compatibility with existing server architectures enables flexible configurations, whether in a single-server setup or large enterprise clusters. The small form factor and high reliability allow IT teams to optimize rack space, reduce operational costs, and simplify storage management while maintaining performance and availability standards.

Compatibility with Storage Ecosystems

The drive is compatible with HPE’s comprehensive storage ecosystem, including HPE Smart Storage arrays and ProLiant server models. Integration with HPE OneView and HPE InfoSight enables predictive analytics and automated maintenance, allowing IT teams to address potential issues before they impact performance. The SSD’s compatibility extends across various RAID configurations and storage tiers, providing versatility in designing enterprise storage solutions that meet specific workload requirements.