HP 3RA3851R-AA 72.8GB Ultra-320 SCSI 15000 3.5-inch Hard Drive
Shop all HP parts (82,894) ›- Highest performance SCSI interface
- Extremely fast data access
- Ideal for high-transaction environments
- Enterprise-grade reliability
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Key specifications
See full specs ↓- Brand
- HP
- Part Number
- 3RA3851R-AA
- Capacity
- 72.8 GB
- Interface
- Ultra-320 SCSI
- Rotational Speed
- 15,000 RPM
- Form Factor
- 3.5-inch
Product details
The HP 3RA3851R-AA is a high-performance 72.8GB Ultra-320 SCSI hard drive operating at 15,000 RPM. It is a 3.5-inch drive designed for mission-critical enterprise applications demanding maximum speed and reliability.
Specifications
- Brand
- HP
- Part Number
- 3RA3851R-AA
- Capacity
- 72.8 GB
- Interface
- Ultra-320 SCSI
- Rotational Speed
- 15,000 RPM
- Form Factor
- 3.5-inch
- Cache Buffer
- 4MB (typical)
- Transfer Rate
- Up to 320 MB/s
Description
The HP 3RA3851R-AA is a premium enterprise hard drive that represents the pinnacle of SCSI technology for its era. With a capacity of 72.8GB, its primary value proposition lies in its exceptional performance metrics. It employs the Ultra-320 SCSI interface, which was the fastest iteration of the SCSI standard, capable of delivering data transfer rates up to 320 MB/s. This interface offered significant advantages in bandwidth and command queuing over previous generations, making it ideal for high-throughput server applications. Operating at an impressive 15,000 RPM, this drive provides extremely low latency and rapid seek times. This high rotational speed is critical for applications such as high-frequency trading platforms, large-scale databases, real-time analytics, and other environments where every millisecond of data access counts. The combination of 15,000 RPM and Ultra-320 SCSI makes the 3RA3851R-AA one of the fastest spinning hard drives available for enterprise use during its production cycle. Designed for 24/7 operation in demanding server environments, this 3.5-inch drive is built with enterprise-grade components to ensure maximum reliability and durability. Like other SCSI drives, it typically supports hot-swapping, allowing for maintenance or replacement without system downtime. While its capacity is relatively small by modern SSD standards, for applications that require the raw speed and robust I/O performance of a high-RPM mechanical drive, the HP 3RA3851R-AA remains a benchmark for its class.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
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