Description
Key Features and Benefits
The HPE 500GB SAS SFF hard drive has several key features and benefits that make it a good choice for a variety of storage needs.
- Large Storage Capacity: The drive has a storage capacity of 500GB, providing ample space to store large amounts of data.
- High-Speed Data Transfer: The SAS interface provides a maximum theoretical transfer rate of 6Gbps, which allows for fast data transfer rates.
- Dual Port Functionality: The dual port feature provides redundancy and failover mechanisms to ensure continuous access to data, making it ideal for critical applications.
- Hot Swap Capability: The drive is hot-swappable, which means it can be replaced without shutting down the system, reducing downtime and increasing flexibility.
- Midline Class: The drive is a midline class hard drive, which provides a balance of performance, capacity, and reliability at an affordable price point.
- SAS Interface: The SAS interface is a high-performance interface that provides improved data transfer rates and reliability compared to other interfaces like SATA.
- Energy Efficiency: The drive has low power consumption, making it energy-efficient and cost-effective.
- Wide Compatibility: The drive is compatible with a wide range of HPE servers and storage systems, providing flexibility and ease of integration.
- Low Noise and Vibration: The drive has low noise and vibration levels, making it ideal for environments where noise and vibration are a concern.
SAS Interface and Performance
SAS stands for Serial Attached SCSI, which is a high-performance interface that is used for connecting storage devices, such as hard drives, to host systems. SAS is a serial interface, which means that data is transferred one bit at a time over a single wire. This differs from parallel interfaces, where data is transferred over multiple wires simultaneously.
The SAS interface provides several benefits in terms of performance, including:
- High Data Transfer Rates: The SAS interface supports high data transfer rates, with a maximum theoretical transfer rate of 6Gbps. This allows for fast data access and transfer, which is especially important for high-performance applications.
- Large Scalability: SAS supports the use of multiple devices in a single chain or daisy chain, which allows for easy scalability and expansion of storage systems.
- Improved Reliability: SAS includes several features that improve the reliability of data transfer, including error detection and correction, redundant data paths, and hot swapping capabilities.
- Multiple Endpoints: SAS allows for multiple endpoints, which means that a single SAS port can support multiple devices, reducing the need for multiple ports and cables.
- Compatibility: SAS is compatible with a wide range of devices, including both SAS and SATA hard drives, and is commonly used in enterprise storage systems.
In terms of performance, SAS interfaces typically outperform SATA interfaces, which are commonly used in consumer-grade hard drives. This is due to the higher data transfer rates and improved reliability of the SAS interface. SAS is also designed for use in high-availability environments, where data access and reliability are critical.
Hot Swap Capability and Advantages
Hot swapping is the process of replacing or adding a component to a system while it is still running, without the need for a shutdown or restart. In the case of the HPE 500GB SAS SFF hard drive, the drive is hot-swappable, which means it can be replaced without shutting down the system.
The advantages of hot swapping in the context of hard drives include:
- Reduced Downtime: With hot swapping, the drive can be replaced without shutting down the system, which reduces downtime and increases availability. This is especially important in environments where downtime can have significant financial or operational impacts.
- Increased Flexibility: Hot swapping allows for greater flexibility in the management and maintenance of storage systems. Drives can be replaced or added as needed, without the need for a system shutdown, making it easier to manage storage capacity and respond to changing storage needs.
- Improved Fault Tolerance: In a hot-swappable system, drives can be replaced quickly and easily in the event of a failure, which improves fault tolerance and reduces the risk of data loss.
- Reduced Complexity: Hot swapping can reduce the complexity of managing storage systems. It eliminates the need for system shutdowns and reduces the risk of errors or complications that can arise from manual system shutdowns and reboots.
Product Information
- Manufacture: HPE
- MPN: 652745-S21
- Type : Hard Drive (HDD)
- Sub-Type : 500GB 7.2K RPM SAS 6GBPS
- SKU: 652745-S21
Technical Information
- Capacity : 500 GB
- Form Factor : 2.5 SFF
- Interface : SAS 6GB/S
- Data Transfer Rate : 600 MBPS
- Spindle Speed : 7200 RPM
- Bundled With : HPE Smartdrive Carrier
Physical
- Width : 3 In
- Depth : 4.7 In
- Height : 0.6 In
- Bundled With : HPE Smartdrive Carrier
Performance
- Performance Drive Transfer Rate : 600 MBPS (external)
- Seek Time : 8.7 MS (average) / 17.16 MS (max)
- Track-to-track Seek Time : 0.7 MS
- Spindle Speed : 7200 RPM
Expansion & Connectivity
- Interfaces : 1 X SAS 6GB/S
- Compatible Bay : 2.5 SFF
Environmental Parameters
- Min Operating Temperature : 50 °F
- Max Operating Temperature : 95 °F
Compatibility
Proliant Bl420c Gen8, Bl460c Gen8, Bl465c Gen8, Bl660c Gen8, Bl660c Gen9, Dl160 Gen8, Dl180 Gen9, Dl20 Gen9, Dl320e Gen8, Dl360 Gen9, Dl360e Gen8, Dl360p Gen8, Dl380 Gen9, Dl380e Gen8, Dl380p Gen8, Dl385p Gen8, Dl560 Gen8, Dl560 Gen9, Dl580 Gen9, Ml110 Gen9, Ml30 Gen9, Ml310e Gen8, Ml350 Gen9, Ml350e Gen8, Ml350p Gen8, Sl230s Gen8, Sl250s Gen8, Sl270s Gen8, Ws460c Gen9, Xl170r Gen9, Xl190r Gen9, Xl220a Gen8, Xl230a Gen9, Xl250a Gen9
