Description
Form Factor and Size Specifications
Form factor refers to the physical shape, size, and mounting configuration of a hardware component, in this case, a hard drive. The HPE 500GB SAS SFF hard drive has a Small Form Factor (SFF) and measures 2.5 inches in width.
The 2.5-inch form factor is commonly used in smaller, more compact servers and storage systems, as it takes up less space than the larger 3.5-inch form factor. The SFF form factor allows for more hard drives to be installed in the same amount of space, making it ideal for high-density storage environments.
The hard drive’s physical dimensions are also important to consider when it comes to compatibility with your server or storage system. You will need to make sure that the hard drive’s size and form factor are supported by your system’s drive bays and mounting hardware.
Dual Port Functionality and Benefits
Dual Port functionality in a hard drive means that it has two SAS ports, which allows for redundant data paths to the drive. This redundancy provides improved data availability and fault tolerance, as if one port or path fails, data can still be accessed through the second port.
The main benefit of Dual Port functionality is increased reliability and availability of data, as it provides a failover mechanism in case of a port or path failure. This is especially important in critical applications that require continuous access to data, such as databases and virtualization environments.
In addition, Dual Port functionality allows for load balancing of I/O operations, as data can be sent and received through either port. This results in improved performance and throughput, as the workload is spread across the two ports.
Another benefit of Dual Port functionality is the ability to connect the hard drive to two different SAS controllers or host bus adapters (HBAs). This provides additional flexibility and options for system configuration, as the drive can be shared between multiple servers or storage systems.
RPM and Data Transfer Rate
RPM stands for revolutions per minute, and in the context of hard drives, it refers to how fast the drive’s platters rotate. The faster the platters spin, the faster the drive can read and write data. The HPE 500GB SAS SFF hard drive has a rotational speed of 7,200 RPM.
Data transfer rate, on the other hand, refers to how quickly data can be read from or written to the hard drive. The data transfer rate is affected by several factors, including the rotational speed of the platters, the size of the disk cache, and the interface type.
In the case of the HPE 500GB SAS SFF hard drive, the 7,200 RPM rotational speed and the SAS interface allow for high data transfer rates. The SAS interface has a maximum theoretical transfer rate of 6Gbps, which provides a high-speed data pathway between the drive and the host system.
The drive’s data transfer rate is also affected by the disk cache size, which is a small amount of high-speed memory on the hard drive that stores frequently accessed data. The HPE 500GB SAS SFF hard drive has a 16MB disk cache, which helps to improve the drive’s overall performance and data transfer rate.
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
CompatibilityProliant 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
