P19937-B21 HPE 480GB SSD SATA 6GBPS SC Read Intensive

Specification of HPE 240GB SATA 6GBPS SSD

Manufacturer Details

• Brand: HPE
• Model Number: P19935-B21
• Drive Type: Solid-State Drive – Hot-Swap Enabled

Technical Specifications

Storage and Build Attributes

• Storage Capacity: 480GB
• Form Factor: 2.5-inch Small Form Factor
• Interface Standard: SATA 6GBPS
• Flash Memory Type: Triple-Level Cell
• Plug Style: Hot-Pluggable
• Connection Port: Single
• Carrier Format: Smart Carrier
• Workload Profile: Optimized for Read-Intensive Tasks
• Bundled Accessory: HPE SmartDrive Carrier
• Security Feature: Digitally Signed Firmware (DS)
• Supported Platforms: HPE ProLiant Rack, Tower, BladeSystem, Synergy Servers
• Drive Height: 7.00 mm (0.30 inch)

Performance Metrics

Data Throughput and Latency

• 30-Day Write Volume: 1324 TB
• Endurance Rating: 1.50 DWPD (Drive Writes Per Day)
• Transfer Speed: 6 GBps (external)
• Max Sequential Read: 510 MiB/s
• Max Sequential Write: 395 MiB/s
• Average Latency (Read): 125 µs (4KiB, Q1)
• Average Latency (Write): 38 µs (4KiB, Q1)
• Random Read IOPS: 65,000 (4KiB, Q=16)
• Random Write IOPS: 38,000 (4KiB, Q=16)
• Peak Random Read IOPS: 75,000 @ Q256
• Peak Random Write IOPS: 40,000 @ Q4

Connectivity and Expansion

Interface and Bay Compatibility

• Interface Port: 1 x SATA 6 Gb/s
• Compatible Drive Bay: 2.5-inch Small Form Factor

Energy Usage

Power Consumption Details

• Idle Power: 1.16 Watts
• Random Read: 1.45 Watts
• Random Write: 1.45 Watts
• Sequential Read: 1.91 Watts
• Sequential Write: 2.61 Watts
• Combined Random Read/Write: 1.45 Watts
• Maximum Power Draw: 2.61 Watts

Physical Dimensions and Weight

Size and Mass

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

System Compatibility

Supported HPE Solutions

Nimble Storage dHCI Configurations

• Large: DL380 Gen10 (2.5")
• Medium: DL325 Gen10 Plus, DL360 Gen10 (2.5")
• Small: DL360 Gen10 (2.5")

ProLiant DL Series Servers

• DL160, DL180, DL20, DL325, DL360, DL380, DL385, DL560 Gen10 variants (2.5")

ProLiant ML Series Servers

• ML350 Gen10 High Performance, SMB, Special Server (2.5")

HPE P19937-B21 480GB SATA 6GBPS SC RI SSD Overview

The HPE P19937-B21 480GB SSD is a high-performance SATA storage solution designed specifically for read-intensive workloads. Engineered by Hewlett Packard Enterprise, this solid-state drive delivers reliable storage performance for enterprise environments where read operations dominate. With a 6Gbps SATA interface, it provides efficient data transfer and seamless integration with HPE ProLiant servers and storage arrays.

Advanced Performance for Read-Intensive Applications

Optimized for read-heavy operations, the HPE P19937-B21 SSD enhances data retrieval speeds and reduces latency, making it ideal for applications that require fast and consistent access to stored data. This includes database operations, virtual desktop infrastructure (VDI), content delivery networks, and large-scale analytics platforms. The drive’s architecture ensures that read-intensive workloads experience minimal bottlenecks, improving overall system responsiveness.

High-Speed SATA Interface and Compatibility

Equipped with a SATA 6Gbps interface, the HPE P19937-B21 provides a balance between speed and cost-effectiveness. This interface ensures compatibility with a broad range of HPE servers, supporting both legacy and current-generation systems. The drive is fully compliant with industry standards, allowing for smooth integration into existing storage infrastructures without requiring additional hardware or software modifications.

Read-Optimized SSD Technology

Unlike general-purpose SSDs, read-intensive drives like the HPE P19937-B21 are tailored to handle heavy read workloads while minimizing write operations. This design increases the endurance of the SSD and prolongs its operational life. The drive’s firmware is engineered to manage data efficiently, reducing wear on flash cells and optimizing performance for applications where reading data far exceeds writing data.

Consistent Data Access and Low Latency

The P19937-B21 excels in delivering consistent read speeds, ensuring predictable performance in enterprise environments. Low latency translates into faster data retrieval times, critical for real-time processing and latency-sensitive applications. This consistent performance also supports improved user experiences in environments with multiple simultaneous requests, such as virtualization platforms and web server clusters.

Enterprise-Grade Reliability and Endurance

Hewlett Packard Enterprise designs the P19937-B21 SSD with enterprise-grade durability in mind. It undergoes rigorous testing to meet the high standards expected in data centers. The drive includes advanced error correction, power loss protection, and wear-leveling technologies that collectively safeguard data integrity and extend the drive's usable lifespan. Its read-intensive optimization ensures high endurance over time, even under heavy access patterns.

Capacity and Form Factor

The HPE P19937-B21 is available in a 480GB capacity, offering a practical solution for medium-sized workloads where high-speed read access is critical. Its form factor is designed for easy deployment in HPE ProLiant servers and other compatible systems, allowing for flexible storage configurations. The drive’s compact design maximizes server storage density while minimizing space usage, making it ideal for high-density data center environments.

Integration with HPE Smart Carrier Technology

Equipped with HPE’s Smart Carrier technology, this SSD provides intuitive monitoring and status reporting. IT administrators can quickly assess drive health, identify potential issues, and streamline maintenance without downtime. The Smart Carrier ensures that the drive integrates seamlessly with HPE’s management software, providing a unified storage management experience across the data center infrastructure.

Hot-Plug Capability

Designed for high-availability systems, the HPE P19937-B21 supports hot-plug functionality, allowing drives to be replaced or upgraded without powering down the server. This feature minimizes disruption to business operations and ensures continuous availability of critical applications. Hot-swapping also facilitates faster maintenance and reduces operational costs associated with planned downtime.

Compatibility with HPE Storage Ecosystem

The HPE P19937-B21 SSD seamlessly integrates with the broader HPE storage ecosystem, including ProLiant servers, storage enclosures, and management tools. This compatibility ensures consistent performance and simplifies deployment across enterprise infrastructures. IT teams can leverage HPE’s unified management solutions to monitor drive health, configure RAID arrays, and optimize storage performance without the need for complex third-party tools.

Scalable Storage for Enterprise Applications

This drive provides scalable storage solutions for growing enterprises. By combining multiple read-intensive SSDs, organizations can build high-performance storage arrays that handle large datasets efficiently. The HPE P19937-B21’s balance of capacity, performance, and reliability makes it suitable for applications ranging from web hosting to big data analytics.