P19937-B21 HPE 480GB SSD SATA 6GBPS TLC Mixed Use

Highlights of HPE 240GB SATA 6GBPS SSD

Product 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 SSD SATA 6GBPS SC RI Overview

The HPE P19937-B21 480GB SSD SATA 6GBPS SC Read Intensive drive is designed specifically for enterprise workloads that demand high reliability, consistent performance, and cost-effective storage solutions. Built on SATA 6Gbps technology, this solid-state drive delivers remarkable read-intensive capabilities, making it ideal for applications that prioritize reading data over writing. Enterprises looking for dependable storage for database queries, web servers, and archival systems will find the P19937-B21 an optimal choice. Its architecture emphasizes longevity and energy efficiency, ensuring that IT infrastructures maintain stability without incurring unnecessary operational costs.

Optimized Read-Intensive Performance

This HPE SSD is engineered to handle scenarios where reading operations dominate. The 480GB capacity provides sufficient storage for moderate-scale applications, while the read-intensive optimization allows organizations to benefit from faster access to frequently used data. Unlike general-purpose SSDs, the P19937-B21 prioritizes read efficiency, reducing latency for sequential and random read operations. The drive supports sustained throughput and consistent low-latency responses, enabling applications to operate smoothly even under heavy workloads.

Data Integrity and Reliability

Enterprise storage requires robust mechanisms to ensure data integrity, and the HPE P19937-B21 excels in this regard. Equipped with advanced error correction and end-to-end data protection, this SSD safeguards critical information against corruption or unexpected interruptions. The drive also incorporates wear-leveling algorithms to distribute data evenly across NAND cells, extending the device's lifespan and maintaining reliable performance over prolonged usage. IT administrators can deploy these drives with confidence, knowing that data consistency and system uptime are prioritized.

Compatibility with Enterprise Systems

The HPE P19937-B21 is fully compatible with a wide range of HPE ProLiant servers and storage arrays, ensuring seamless integration into existing enterprise environments. Its 2.5-inch form factor and standard SATA interface make installation straightforward, while the hot-swap design allows for maintenance or replacement without downtime. Enterprises upgrading from traditional hard drives or legacy SSDs will benefit from the performance improvements and enhanced efficiency offered by this drive, without requiring major infrastructure changes.

Energy Efficiency and Thermal Management

Reducing energy consumption is a priority for modern data centers, and the HPE P19937-B21 is designed with power efficiency in mind. Its low operating wattage minimizes heat generation, contributing to overall cooling efficiency in server racks. The drive employs dynamic thermal management techniques to maintain optimal operating temperatures, reducing the risk of overheating and prolonging the device's operational life. Energy-efficient components combined with the inherent benefits of SSD technology make this model ideal for organizations aiming to reduce total cost of ownership.

Enterprise-Class Endurance

Although categorized as read-intensive, the P19937-B21 SSD also maintains sufficient endurance for periodic write operations. It leverages high-quality NAND flash and controller firmware that manage write amplification, ensuring that the drive can withstand continuous enterprise use over several years. This endurance level allows IT teams to confidently rely on these drives for critical read-heavy workloads, including file servers, email systems, and content delivery networks. Long-term reliability and predictable performance are key characteristics that make this model suitable for enterprise-grade storage solutions.

Scalable Storage Solutions

Enterprises with evolving storage needs can leverage the scalability of the HPE P19937-B21. The 480GB capacity can serve as a foundation for tiered storage architectures, where high-speed SSDs are combined with larger-capacity HDDs for cost-effective storage hierarchy. This approach allows organizations to optimize performance for frequently accessed data while keeping archival or infrequently accessed information on more economical media. Scalability is further enhanced by the drive’s compatibility with HPE Smart Array controllers, enabling efficient storage management and monitoring across large deployments.