P19951-B21 HPE 1.92TB SATA SSD Mixed Use SFF 2.5"
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Same product also available in:
| SKU/MPN | Warranty | Price | Condition | You save |
|---|---|---|---|---|
| P19951-B21 | 1 Year Warranty | $427.00 | New Sealed in Box (NIB) | You save: $149.45 (26%) |
| P19951-B21 | 1 Year Warranty | $223.00 | Excellent Refurbished | You save: $78.05 (26%) |
Highlights of HPE P19951-B21 1.92TB SATA SSD
Product Summary
- Brand Name: HPE
- Item Code: P19951-B21
- Drive Type: Hot-Swappable Solid State Drive
Core Specifications
- Storage Volume: 1.92 Terabytes
- Physical Format: 2.5-inch Small Form Factor
- Connection Interface: SATA III 6Gbps
- Flash Architecture: Triple-Level Cell (TLC)
- Port Design: Single Interface
- Hot-Swap Capability: Enabled
- Mounting Carrier: Smart Carrier (SC)
- Operational Profile: Mixed Workload Applications
- Security Enhancement: Digitally Signed Firmware
- Included Component: HPE Smart Carrier
- System Compatibility: HPE ProLiant Rack, Tower, BladeSystem, Synergy
- Drive Thickness: 0.30 inch (7.00 mm)
Performance Characteristics
Write Capacity & Transfer Speed
- Monthly Write Limit: 17,520
- Drive Writes Per Day: 5 DWPD
- External Transfer Rate: 6 Gb/sec
IOPS (Input/Output Operations Per Second)
- Random Read (4KiB, Q=16): 670,000 IOPS
- Peak Random Read (4KiB, Q=256): 75,000 IOPS
- Random Write (4KiB, Q=16): 52,000 IOPS
- Peak Random Write (4KiB, Q=4): 52,000 IOPS
Sequential Data Throughput
- Maximum Read Speed: 520 MiB/s
- Maximum Write Speed: 490 MiB/s
Latency Insights
- Average Read Latency (4KiB, Q=1): 125 microseconds
- Average Write Latency (4KiB, Q=1): 37 microseconds
Connectivity & Expansion Options
- Interface Port: 1 x SATA 6 Gb/s
- Bay Compatibility: 2.5-inch Small Form Factor
Power Efficiency & Consumption
Energy Usage by Mode
- Idle Power Draw: 1.20 Watts
- Random Read Consumption: 1.39 Watts
- Random Write Consumption: 1.39 Watts
- Sequential Read Consumption: 2.24 Watts
- Sequential Write Consumption: 3.23 Watts
- Combined Random R/W: 1.39 Watts
- Maximum Power Usage: 3.23 Watts
Physical Attributes
- Height: 5.75 inches (14.61 cm)
- Width: 8.63 inches (21.92 cm)
- Depth: 9.00 inches (22.86 cm)
- Mass: 1.508 lbs (0.68 kg)
System Integration & Compatibility
Supported HPE ProLiant DL Series
DL180, DL20, DL325, DL360, DL380, DL385, DL388, DL560, DL580
Compatible Configurations
- Gen10 and Gen10 Plus models
- Entry-Level, Base, Performance, SMB, Network Choice, and Solution Editions
- Designed for 2.5-inch SFF drive slots
Supported HPE ProLiant ML Series
ML30 and ML350 Gen10 Variants
Compatible Editions
- Entry, Base, Performance, SMB, Solution, and Special Server configurations
- Optimized for 2.5-inch Small Form Factor bays
HPE P19951-B21 1.92TB SATA 6Gbps Mixed Use SSD Overview
The HPE P19951-B21 1.92TB SATA 6Gbps Solid State Drive Mixed Use SFF 2.5-inch is an advanced enterprise-grade storage solution designed for modern data-driven infrastructures. This drive offers exceptional performance, reliability, and endurance, tailored to meet the rigorous demands of both read and write-intensive workloads. With its 6Gbps SATA interface and small form factor design, it ensures seamless integration with HPE ProLiant Gen9, Gen10, and Gen10 Plus servers. Engineered with a focus on mixed-use environments, this SSD provides a balanced combination of speed, durability, and capacity, making it an excellent choice for diverse enterprise applications such as virtualization, analytics, database management, and cloud computing.
Performance Characteristics of the HPE P19951-B21 SSD
The HPE P19951-B21 is optimized for outstanding performance across a variety of workloads. With the SATA 6Gbps interface, this SSD delivers consistent throughput and reduced latency, enabling quick data access and improved system responsiveness. Its 1.92TB capacity offers substantial space for critical business data while maintaining high efficiency. The drive’s architecture is designed to accelerate application performance, ensuring faster boot times, reduced downtime, and improved server utilization. This makes it ideal for organizations that prioritize data availability and operational efficiency.
Enhanced Data Processing Speeds
One of the defining attributes of the HPE P19951-B21 is its capability to handle intensive data transactions without performance degradation. Its sequential read and write speeds significantly surpass those of traditional spinning hard drives, ensuring that mission-critical applications perform seamlessly. This feature enhances productivity across various enterprise operations, particularly in environments that rely on fast data retrieval and transfer, such as cloud storage systems, online transaction processing, and enterprise databases.
Low Latency and High IOPS Efficiency
The drive supports high Input/Output Operations Per Second (IOPS), which directly contributes to reduced latency and faster execution of commands. This capability allows servers to manage concurrent workloads efficiently, maintaining performance consistency under heavy use. Whether running multiple virtual machines or handling simultaneous user requests, the HPE P19951-B21 ensures the smooth and predictable performance required by enterprise-grade applications.
Small Form Factor and Compatibility
The 2.5-inch small form factor of the HPE P19951-B21 makes it highly adaptable to a variety of server chassis configurations. It fits seamlessly into HPE ProLiant and Apollo servers, maximizing data storage density while maintaining optimal airflow and cooling. This compact size is especially beneficial for data centers seeking to optimize physical space without compromising on capacity or performance.
Reliability and Endurance of HPE Mixed Use SSDs
The HPE P19951-B21 1.92TB SATA SSD is part of HPE’s mixed-use series, engineered to balance endurance and performance for workloads involving a blend of reads and writes. The drive is equipped with robust error correction mechanisms, wear leveling algorithms, and over-provisioning features that extend its lifespan and maintain consistent performance throughout its operational cycle. HPE’s stringent testing and validation process ensures the drive’s reliability in even the most demanding enterprise environments.
Advanced NAND Flash Technology
This SSD utilizes high-quality NAND flash memory optimized for mixed-use applications. The memory architecture is designed to minimize write amplification and improve cell longevity. This results in sustained reliability even after extensive data cycles. The advanced flash management technology also ensures minimal data loss and consistent throughput, enabling businesses to rely on stable performance over long deployment periods.
Data Integrity and Error Management
Data integrity is a critical feature of the HPE P19951-B21. The drive includes end-to-end data protection, ensuring that data is preserved accurately from the host interface to the NAND flash. Built-in ECC (Error Correction Code) and power-loss protection mechanisms safeguard against corruption and sudden power failures. This ensures that critical enterprise data remains protected and accessible, even under unforeseen hardware interruptions.
Workload Optimization and Enterprise Application Support
The HPE P19951-B21 is optimized for mixed-use workloads, where balanced read and write performance is essential. It supports a wide variety of enterprise applications, ranging from virtual desktop infrastructures to database-driven environments. Businesses that handle moderate transactional data alongside frequent reads benefit greatly from this drive’s performance characteristics. It offers predictable latency and consistent throughput across varied use cases, which is essential for maintaining system efficiency and user satisfaction.
Integration and Compatibility with HPE Servers
The HPE P19951-B21 SATA SSD integrates seamlessly with HPE ProLiant servers, offering plug-and-play compatibility and simplified management through HPE Smart Storage solutions. It supports HPE Smart Carrier technology, which provides visual status indicators and health monitoring to simplify maintenance. By integrating with HPE’s ecosystem, the drive ensures consistent firmware updates, diagnostics, and compatibility testing, guaranteeing reliable performance in production environments.
SmartDrive and SmartArray Compatibility
The HPE P19951-B21 is fully compatible with HPE SmartArray controllers, offering enhanced RAID capabilities for data redundancy and performance optimization. When configured in a RAID array, this SSD delivers higher throughput, improved fault tolerance, and more efficient storage utilization. The combination of SmartArray management and SmartDrive integration allows system administrators to maximize performance while ensuring critical data is protected through advanced redundancy mechanisms.
Self-Encrypting Drive Technology
The drive leverages self-encrypting drive (SED) technology, which performs on-the-fly encryption without affecting system performance. This feature ensures compliance with data protection regulations and minimizes the risk of data breaches. Encryption keys are managed internally by the drive, preventing exposure to external threats and simplifying compliance with corporate and governmental security standards.
Comparative Advantages Over Traditional HDDs
Compared to conventional hard drives, the HPE P19951-B21 offers significantly improved speed, reliability, and energy efficiency. Its lack of moving parts eliminates mechanical failures, resulting in higher uptime and reduced maintenance. Furthermore, its consistent latency and rapid access times lead to smoother operations across all enterprise applications.
Performance Gains and Reduced Downtime
The transition from HDDs to SSDs such as the HPE P19951-B21 provides noticeable gains in data access times and system responsiveness. This enhancement directly impacts productivity, reducing application load times and improving system availability. In mission-critical operations, these benefits translate to increased customer satisfaction and better business performance.
