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HP 3R-A5174-AA 18.2GB 7200RPM Ultra160 SCSI 68-Pin 3.5-Inch Hard Drive
- Capacity: 18.2GB
- Interface: Ultra160 SCSI
- Spindle Speed: 7200 RPM
- Form Factor: 3.5-inch
- Connector: 68-Pin (VHDCI or similar)
- Drive Type: HDD (Hard Disk Drive)
- SCSI Protocol: Single-ended or Differential (Specify if known)
- Cache: (Typically 2MB or 4MB for this era)
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Product Overview
This HP 3R-A5174-AA is a 18.2GB 3.5-inch Ultra160 SCSI hard drive. It features a 7200RPM spindle speed and a 68-pin connector, designed for older server systems requiring SCSI connectivity.
Technical Information
| Storage Capacity | 18.2GB |
| Interface | Ultra160 SCSI |
| Rotational Speed | 7200 RPM |
| Form Factor | 3.5-inch |
Additional Specifications
| Connector | 68-Pin |
| Brand | HP |
| Part Number | 3R-A5174-AA |
Product Description
The HP 3R-A5174-AA hard drive represents a legacy storage solution, specifically designed for servers and workstations that utilize the Ultra160 SCSI interface. With an 18.2GB capacity, it was considered substantial for its time, suitable for operating systems, applications, and smaller datasets in environments that prioritized SCSI's performance and reliability over IDE/ATA. The Ultra160 SCSI standard offers a significant bandwidth improvement over earlier SCSI versions, enabling faster data transfers. The 7200 RPM spindle speed provides reasonable access times for a drive of its generation, making it capable of handling moderate I/O demands. This 3.5-inch drive uses a 68-pin connector, which is characteristic of Wide SCSI interfaces. While largely superseded by SAS and SATA interfaces in modern systems, drives like the 3R-A5174-AA remain relevant for maintaining or upgrading older server infrastructure where SCSI is the required or only supported interface.
