0TS2458 Western Digital Ultrastar 3.84TB PCI E NVMe 4.0 Solid State Drive
0TS2458 Overview
The Western Digital Ultrastar DC SN655 3.84 TB is a high‑capacity, enterprise‑grade Internal NVMe SSD designed for demanding server and data‑center applications. It uses a U.3 2.5‑inch, 15 mm form factor with a PCIe Gen4 ×4 NVMe 1.4 interface to deliver very high bandwidth and low latency, accelerating workloads like virtualization, big data analytics, distributed databases, and cloud services. The drive is built on TLC 3D NAND flash and tuned for enterprise reliability with an endurance rating of 1 Drive Write Per Day (1 DWPD), making it suitable for read‑intensive environments.
$2,365
0TS2458 Technical Specifications
Western Digital Ultrastar DC SN655 3.84TB PCI Express NVMe 4.0 U.3 Solid State Drive
Manufacturer: Western Digital
Manufacturer Part: 0TS2458
Storage Capacity: 3.84 TB
Internal solid state drive
Enterprise / data center class
Read‑intensive workload suitable
Interface & Form Factor
PCI Express 4.0 x4
NVMe 1.4 protocol
U.3 interface
2.5‑inch form factor
15 mm height
NAND & Technology
3D TLC NAND
Enterprise‑grade reliability
Power‑loss protection
Performance
Sequential read up to ~4300 MB/s
Sequential write up to ~3150 MB/s
Strong random read IOPS
Good random write performance
Endurance & Reliability
Read‑intensive endurance
MTBF in multi‑million hours
Designed for 24×7 continuous use
Power & Environment
Typical active power optimized for servers
Operating temperature suitable for data centers
Physical
Width ~69.8 mm
Length ~100.5 mm
Height 15 mm
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