0B47747 Western Digital Ultrastar DC HC555 18TB 7.2K RPM SAS 12GBPS HDD.
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Core Specifications of the Ultrastar DC HC555 Enterprise HDD
This enterprise-class hard disk drive is engineered for demanding data center operations. It delivers exceptional performance and reliability for intensive workloads.
Comprehensive Product Identification
Precisely designed for high-stakes storage environments, this drive is a cornerstone of modern data infrastructure.
Manufacturer and Model Details
- Brand: Western Digital
- Manufacturer Part Number: 0B47747
- Product Line: Ultrastar
- Series Designation: DC HC555
- Full Product Title: Ultrastar DC HC555 18TB Enterprise Hard Drive
Optimal Deployment Scenarios
This storage solution excels in a multitude of high-performance computing contexts.
Primary Application Environments
- Large-scale hyperscale computing infrastructures
- Extensive data lakes and big data analytics platforms
- Machine learning and deep neural network training clusters
- Integrated converged and hyper-converged systems
- Public, private, and hybrid cloud storage deployments
Performance and Technical Attributes
This drive is built with cutting-edge technology to ensure maximum throughput and minimal latency.
Drive Operational Characteristics
The device offers a robust set of features tailored for 24/7 operation.
Critical Performance Metrics
- Total Formatted Capacity: 18 Terabytes
- Host Interface: 12 Gigabit per Second Serial-Attached SCSI (SAS)
- Physical Form Factor: 3.5-inch
- Mean Time Between Failures (MTBF): 2.5 Million Hours
- Spin Speed: 7200 Revolutions Per Minute
Advanced Speed and Responsiveness
Engineered for rapid data access and high-bandwidth transfer requirements.
Data Transfer and Latency Figures
- Maximum External Transfer Rate: 1200 Megabytes per Second
- Sustained Internal Transfer Rate: 269 Megabytes per Second
- Average Data Access Latency: 4.16 Milliseconds
- Integrated Cache Memory: 512 Megabytes
Physical Design and Dimensions
The hardware is constructed to standard form factors for seamless integration into existing server chassis.
Mechanical Properties
Designed to fit universally adopted bay specifications without compromise.
Physical Build and Measurements
- Height (Z-axis): 26.1 Millimeters
- Unit Weight: 690 Grams
- Width x Depth Dimensions: 101.6 x 147 Millimeters
Western Digital Ultrastar DC HC555 18TB 7.2K RPM SAS 12Gbps 512MB Buffer 512e SE 3.5-inch Hard Disk Drive
The Western Digital Ultrastar DC HC555 18TB 7.2K RPM SAS 12Gbps 512MB Buffer 512e SE 3.5-inch Hard Disk Drive is engineered to meet the demanding requirements of modern data centers. With a substantial 18TB capacity, this enterprise-class hard drive offers a blend of high performance, reliability, and energy efficiency, making it an ideal choice for applications such as hyperscale storage, cloud computing, and artificial intelligence workloads.
Key Features
- High Storage Capacity: Provides 18TB of storage, facilitating large-scale data storage solutions.
- High Performance: Operates at 7200 RPM with a 512MB cache, ensuring quick data access and transfer speeds.
- Advanced Interface: Utilizes SAS 12Gbps interface for fast data transfer rates, enhancing overall system performance.
- Energy Efficiency: Designed with energy-saving features to reduce operational costs in data centers.
- Reliability: Built to handle 24/7 operations with a high Mean Time Between Failures (MTBF), ensuring data integrity and system uptime.
Performance and Reliability
The Ultrastar DC HC555 drive is designed to deliver high performance with its 7200 RPM spindle speed and 512MB cache, ensuring quick data access and transfer speeds. Its SAS 12Gbps interface allows for fast data transfer rates, enhancing overall system performance. Built to handle 24/7 operations, this drive offers a high Mean Time Between Failures (MTBF), ensuring data integrity and system uptime.
Energy Efficiency
Designed with energy-saving features, the Ultrastar DC HC555 drive helps reduce operational costs in data centers. Its helium-sealed design minimizes power consumption and heat generation, contributing to a more energy-efficient system.
Applications
Ideal for a variety of applications, the Ultrastar DC HC555 drive is well-suited for:
- Hyperscale Storage: Supports large-scale data storage solutions with its high capacity and performance.
- Cloud Computing: Provides reliable and efficient storage for cloud-based applications and services.
- Artificial Intelligence Workloads: Handles the demanding storage requirements of AI applications with ease.
- Data Centers: Designed to meet the rigorous demands of data centers, offering high performance and reliability.
Comparison with Other Models
When compared to other models in the Ultrastar DC HC500 series, the HC555 offers a higher storage capacity and improved performance, making it a superior choice for applications requiring large-scale storage solutions. Its advanced features and design enhancements provide better energy efficiency and reliability, ensuring optimal performance in demanding environments.
Conclusion
The Western Digital Ultrastar DC HC555 18TB 7.2K RPM SAS 12Gbps 512MB Buffer 512e SE 3.5-inch Hard Disk Drive is a high-performance, reliable, and energy-efficient storage solution for modern data centers. Its advanced features and design make it an ideal choice for applications requiring large-scale storage solutions, ensuring optimal performance and reduced operational costs.
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