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WD's New HDDs: 8x Faster, Rivaling SSDs?
5 Feb
Summary
- Western Digital's new hard drives could boost speeds up to eight times.
- New designs add secondary heads and actuators for higher bandwidth.
- This tech targets bulk storage, not random access performance.

Western Digital has unveiled innovative new hard drive designs poised to dramatically increase storage performance. The company's High Bandwidth Drive Technology (HBDT) and Dual Pivot Technology aim to significantly boost data transfer rates.
HBDT incorporates secondary read/write heads, while Dual Pivot Technology adds an independent actuator. Individually, these can double bandwidth compared to conventional drives.
Western Digital's tests suggest combining these technologies could achieve throughput from 300MB/s to 1.2GB/s, a fourfold increase. Further development is expected to potentially multiply performance by up to eight times.
This leap in sustained sequential read and write speeds would place these advanced hard drives close to the performance of entry-level PCIe 3 SSDs. However, random access performance will still lag significantly behind modern SSDs.
The enhanced hard drives are primarily targeted at applications requiring massive storage, such as large photo and video libraries, enterprise servers, workstations, and data centers. Western Digital views this technology as a competitive alternative to cheaper QLC NAND-based SSDs for bulk storage solutions.




