Description
Capacity and Form Factor
Capacity and form factor are two important factors to consider when selecting a storage device or system.
Capacity refers to the amount of data that can be stored on a storage device or system. This is typically measured in units such as bytes, kilobytes, megabytes, gigabytes, terabytes, and petabytes. The capacity of a storage device or system can range from a few gigabytes to several petabytes or more, depending on the technology and configuration.
Form factor refers to the physical size and shape of a storage device or system. This includes factors such as the dimensions, weight, and mounting options. There are several common form factors for storage devices, including:
- 3.5-inch hard disk drives (HDDs): These are large, bulky drives that are commonly used in desktop computers and servers.
- 2.5-inch HDDs: These are smaller, more compact drives that are commonly used in laptops and portable devices.
- Solid-state drives (SSDs): SSDs are typically smaller and lighter than HDDs, and they do not have any moving parts. They are commonly used in laptops, desktops, and servers.
- External hard drives: These are standalone storage devices that connect to a computer or other device via USB or another interface. They are often used for backup and data storage.
- Network-attached storage (NAS) devices: NAS devices are standalone storage systems that connect to a network and provide storage for multiple users or devices. They typically have multiple drive bays and can be configured with various RAID levels for data protection.
The choice of capacity and form factor depends on the specific needs of the user or organization. Larger organizations may require storage systems with multiple terabytes or petabytes of capacity, while individual users may only need a few hundred gigabytes. Similarly, the form factor will depend on factors such as the type of device being used, the available space, and the desired portability.
Interface and Compatibility
Interface and compatibility are important factors to consider when selecting a storage device or system.
Interface refers to the type of connection used to transfer data between the storage device or system and the computer or other device. There are several common types of interfaces used for storage devices, including:
- SATA (Serial ATA): This is a common interface used for internal hard drives and solid-state drives. It provides high-speed data transfer and is widely supported by most computers and other devices.
- USB (Universal Serial Bus): This is a common interface used for external hard drives, flash drives, and other portable storage devices. It provides a convenient, plug-and-play connection and is widely supported by most computers and other devices.
- Thunderbolt: This is a high-speed interface used for external storage devices and other peripherals. It provides fast data transfer and is commonly used by professionals and power users.
- PCIe (Peripheral Component Interconnect Express): This is a high-speed interface used for internal solid-state drives and other high-performance storage devices. It provides fast data transfer and is commonly used in high-end desktops and servers.
Compatibility refers to the ability of a storage device or system to work with other hardware and software components. This includes factors such as the operating system, file system, and other hardware components such as the motherboard and processor. Compatibility is important to ensure that the storage device or system will work correctly with other components and provide reliable performance.
When selecting a storage device or system, it is important to consider both the interface and compatibility with other hardware and software components. This will ensure that the storage device or system can be easily integrated into the existing system and will provide reliable performance.
Dual Port Connectivity
Dual port connectivity is a feature commonly found in enterprise-class storage systems that allows the system to be connected to two separate storage networks simultaneously. This provides redundancy and increased availability by allowing the storage system to continue operating even if one of the networks fails.
With dual port connectivity, the storage system has two separate ports or connections that can be connected to two different storage networks. Each port operates independently, and data can be transmitted and received through either port. If one of the networks fails or experiences a disruption, the storage system can automatically switch to the other port, ensuring that data is still available to users and applications.
Dual port connectivity is commonly used in storage area networks (SANs) and network-attached storage (NAS) systems. In SANs, the dual port connectivity allows the storage system to be connected to two separate Fibre Channel or iSCSI networks. In NAS systems, dual port connectivity allows the system to be connected to two separate Ethernet networks.
In addition to providing increased availability and redundancy, dual port connectivity can also improve performance by allowing data to be transmitted and received through multiple ports simultaneously. This can help to reduce network congestion and improve the overall performance of the storage system.
Product Information:
- Manufacturer Name: HPE
- MPN: 785408-001
- Type: Hard Drive – Hot-Swap
- HDD Type: SAS 12GBPS
- Option Part Number: EH0450JDYTK
- Model Number: 748385-002
- Assembly Number: 785101-B21
- SKU: 785408-001
Technical Information
- Capacity: 450 GB
- Interface: SAS-12Gbps
- Form Factor: 2.5 Inch SFF
- Spindle Speed: 15000 RPM
- External Data Transfer Rate: 1.2 GBPS
- Bytes per Sector: 512
Dimension and Weight
- Width: 2.8 Inch
- Depth: 3.9 Inch
- Height: 0.6 Inch
- Weight: 0.50 LBS
Compatibility
- HPE ProLiant BL Series: BL20p (G4) BL45p (G2) BL460c (G6 G7) BL465c (G1 G5 G6 G7) BL480c (BL620c G7) BL680c (G5 G6 G7) BL685c (G6 G7)
- HPE ProLiant DL Series: DL120 (G6 G7) DL160 (G6 G7) DL160se (G6 G7) DL165 (G6 G7) DL170e (G6 G7) DL170h (G6 G7) DL180 (G6 G7) DL320 (G6 G7) DL360 (G4p G5 G6 G7) DL365 (G1 G5 G6 G7) DL370 (G6 G7) DL380 (G4 G5 G6 G7) DL385 (G1 G2 G3 G4 G5/G5p G6 G7) DL580 (G3 G4 G5 G6 G7) DL585 (G2 G3 G4 G6 G7) DL785 (G6)
- HPE ProLiant ML Series: ML 110 (G7) ML350 (G5 G6 G7) ML370 (G5 G6 G7) ML570 (G3 G4 G5)
- HPE ProLiant SL Series: SL390s (G6 G7)
- HPE ProLiant WS Series: WS460c (G6 G7)
- HPE Storage arrays: D2700 MSA 1040 MSA70 P2000 (G3) X1500 (G2) X16000 (G2) X1800 (G2) X3400 (G2) X3800 (G2) 2000i (G2) 2000sa (G2)





