Description
Ultrastar DC HC550
16TB Provides 14% more capacity than 14TB helium-filled drives
Triple Stage Actuator and Two-Dimensional Magnetic Recording (TDMR) technology More accurate head positioning, especially in multi-drive environments, for better performance and data integrity
Rotational Vibration Safeguard (RVS) Maintains drive performance in high rotational vibration environments and multi-drive systems
Media Cache Plus architecture Better random write performance
512MB cache buffer Improves response time and data management
Dual Safe, RSA-signed firmware Retains previous firmware version for safe firmware updates, verified with an RSA signature
2.5M hours MTBF and 0.35% AFR Unsurpassed reliability rating for Capacity Enterprise HDD for fewer failures/less service needs
Highlights
- 16TB capacity in a standard 3.5-inch form factor
- CMR technology works with all capacity enterprise applications & environments
- Reliable, field-proven, 6th generation design
- Industry’s first HDD with Energy-Assisted Magnetic Recording technology improves writability and therefore increases areal density
- Industry’s first Triple Stage Actuator enhances head-positioning accuracy, delivering better performance and increased areal density
- HelioSeal design delivers outstanding power efficiency
- 2.5M hours (projected) MTBF rating
- 512e SATA 6Gb/s
- Legacy Pin 3 config – no power disable support
- Base (SE), no encryption. Sanitize overwrite only
Applications
- Cloud & Hyperscale storage
- Massive scale-out (MSO), high-density data centers
- Distributed File Systems
16TB capacity in a standard 3.5″ form factor
Energy-Assisted Magnetic Recording (EAMR) technology improves writability
Triple Stage Actuator (TSA) enhances head-positioning accuracy
HelioSeal technology is the foundation for Western Digital’s high capacity hard drives
512MB cache buffer improves response time and data management
