655710-B21 HPE 1TB SATA 6GBPS Hot Plug SFF 7.2K RPM HDD

HPE 1TB 7.2K RPM SATA 6GBPS SFF SC HDD

The HPE 655710-B21 is a reliable enterprise-grade hard disk drive designed for performance, durability, and seamless integration with HPE ProLiant servers. This midline HDD provides excellent storage capacity and efficiency for data-intensive workloads.

General Information

• Brand: HPE
• Part Number: 655710-B21
• Device Category: Hard Disk Drive 

Technical Specifications

Storage Features

• Capacity: 1TB
• Rotation Speed: 7200 RPM
• Interface: SATA 6Gbps
• Connector: 7-pin SATA

Physical Dimensions

• Form Factor: Internal 2.5-inch
• Height: 1.0 inch
• Width: 4.4 inches
• Depth: 7.3 inches
• Weight: Approx. 3.00 lb

Eco-Friendly Compliance

• Green Certified: Yes

Compatibility Information

Blade System ProLiant Server Blades

• HPE ProLiant BL460c Gen8 Series
• HPE ProLiant BL465c Gen8 Series

ProLiant DL Servers

• HPE ProLiant DL160 Gen8 Series
• HPE ProLiant DL360e Gen8 Series
• HPE ProLiant DL360p Gen8 Series
• HPE ProLiant DL380e Gen8 Series
• HPE ProLiant DL380p Gen8 Series
• HPE ProLiant DL385p Gen8 Series

ProLiant ML Servers

• HPE ProLiant ML350e Gen8 Series
• HPE ProLiant ML350p Gen8 Series

ProLiant Scalable Systems

• HPE ProLiant SL250s Gen8 Series

655710-B21 1TB SATA 6GBPS Hot Plug SFF HDD Overview

The HPE 655710-B21 1TB SATA 6Gbps Hot Plug Small Form Factor (SFF) Midline 7.2K RPM Hard Disk Drive represents a crucial component within enterprise-level storage infrastructure. Designed for compatibility with HPE ProLiant servers and storage systems, this drive provides a balance between capacity, performance, and cost efficiency. Organizations seeking dependable mid-tier storage solutions often rely on this category of hard drives for applications that require consistent throughput without the premium cost associated with high-performance SAS or SSD storage tiers.

Understanding Midline Storage Drives in Enterprise Environments

Midline hard drives occupy a strategic position between entry-level and high-performance storage devices. They are engineered for environments where data access patterns are moderate, and cost-per-gigabyte is a significant factor. The HPE 655710-B21 belongs to this category, offering 1TB of storage capacity with SATA interface capabilities that ensure reliable data transfer speeds of up to 6Gbps.

These drives are particularly suitable for applications such as backup storage, archival systems, bulk data storage, and less latency-sensitive workloads. Businesses often deploy them in scenarios where large volumes of data need to be stored efficiently without compromising reliability.

Key Features Overview

Storage Capacity and Form Factor

With a 1TB capacity, this drive provides ample space for enterprise data requirements. The Small Form Factor (2.5-inch) design allows for higher storage density within server chassis, enabling organizations to maximize their data center footprint. Compared to larger form factor drives, SFF drives allow more drives per server, increasing overall storage capacity without expanding physical infrastructure.

Interface and Data Transfer Speeds

The SATA 6Gbps interface ensures efficient data transfer rates suitable for mid-tier workloads. While not as fast as SAS interfaces, SATA remains a cost-effective solution that delivers sufficient performance for a wide range of applications. The 6Gbps bandwidth allows for smooth data operations, especially in environments where sequential read/write operations are common.

Rotational Speed and Performance

Operating at 7,200 RPM, this drive strikes a balance between performance and energy efficiency. While higher RPM drives such as 10K or 15K offer faster access times, 7.2K RPM drives are optimized for reliability and lower power consumption. This makes them ideal for storage-intensive applications rather than performance-critical transactional systems.

Hot Plug Capability

One of the standout features of the HPE 655710-B21 is its hot plug functionality. This allows system administrators to replace or add drives without shutting down the server, significantly reducing downtime and improving system availability. In enterprise environments where uptime is critical, hot plug capability is an essential feature.

Enterprise Applications and Use Cases

Data Archival and Backup Solutions

Organizations generate vast amounts of data that must be stored securely for compliance, auditing, and historical analysis. This category of hard drive is well-suited for backup repositories and archival systems where data retrieval is occasional but reliability is paramount. The large capacity and cost efficiency make it a preferred choice for long-term storage strategies.

Cloud Storage and Virtualization

In cloud and virtualized environments, storage requirements often involve a mix of performance and capacity. Midline SATA drives like this one can be used in conjunction with faster storage tiers to create hybrid storage architectures. Frequently accessed data can reside on SSDs or SAS drives, while less critical data is stored on SATA drives, optimizing overall system performance and cost.

Content Repositories and Media Storage

Media companies, content creators, and digital asset managers require reliable storage for large files such as videos, images, and documents. The 1TB capacity combined with stable performance makes this drive suitable for storing multimedia content where high throughput is beneficial but ultra-low latency is not essential.

Compatibility with HPE ProLiant Servers

The HPE 655710-B21 is specifically designed for seamless integration with HPE ProLiant servers and storage arrays. This ensures compatibility at both hardware and firmware levels, reducing the risk of performance issues or system instability. HPE-certified drives undergo rigorous testing to meet enterprise standards, providing peace of mind for IT administrators.

Drive Carrier and Smart Features

The drive typically comes with an HPE Smart Carrier, which includes status LEDs and indicators that provide real-time information about drive activity and health. This feature simplifies maintenance and troubleshooting, allowing administrators to quickly identify and address issues.

Error Correction and Data Protection

Advanced error correction technologies are integrated into the drive to ensure data integrity. These features detect and correct errors during data transfer, minimizing the risk of data corruption. This is particularly important in enterprise environments where data accuracy is crucial.

Mean Time Between Failures (MTBF)

The drive is designed with a high MTBF rating, reflecting its reliability and durability. While actual lifespan may vary based on usage conditions, enterprise-grade drives are built to withstand heavy workloads and frequent access cycles.

Energy Efficiency and Thermal Management

Power Consumption Optimization

Energy efficiency is a key consideration in modern data centers. The 7.2K RPM design consumes less power compared to higher-speed drives, contributing to reduced operational costs. Lower power consumption also translates to less heat generation, which is beneficial for maintaining optimal server performance.

Cooling and Heat Dissipation

Effective thermal management is essential for maintaining drive longevity. The SFF design allows for better airflow within server chassis, improving cooling efficiency. Proper heat dissipation helps prevent overheating and ensures stable operation under heavy workloads.

Scalability and Storage Expansion

High-Density Storage Configurations

Small Form Factor drives enable higher drive density within servers and storage arrays. This allows organizations to scale their storage capacity without increasing physical space requirements. As data demands grow, additional drives can be added to expand storage seamlessly.

RAID Compatibility

The HPE 655710-B21 supports various RAID configurations, enhancing data redundancy and performance. RAID setups allow organizations to protect data against drive failures while improving read/write speeds depending on the configuration used.

Integration in Hybrid Storage Architectures

Tiered Storage Strategies

Modern data centers often implement tiered storage architectures to optimize performance and cost. In such setups, high-performance SSDs handle critical workloads, while midline SATA drives like the HPE 655710-B21 store less frequently accessed data. This approach maximizes efficiency and resource utilization.

Security and Data Protection Considerations

Secure Data Handling

Enterprise storage solutions often include features for secure data handling. While the drive itself focuses on reliability and performance, it can be integrated into systems that provide encryption and secure data management capabilities.

Compliance and Regulatory Requirements

Businesses operating in regulated industries must ensure that their storage solutions comply with data protection standards. Using enterprise-grade drives helps meet these requirements by providing reliable and secure data storage.