Samsung PM983A 3.84TB SSD, U.2 Interface, NVMe completely new

Basic Specifications

• Interface Type: PCIe 3.0 x4, NVMe protocol


• Flash Memory Type: 96‑layer TLC V‑NAND


• Logical Sector: Native 4KB (4Kn). Please note compatibility issues with 512‑byte logical partitions

Performance Parameters

• Sequential Read Speed: Up to 3.0 GB/s (slight variations among different capacities)


• Sequential Write Speed: Up to 1.9 GB/s (slight variations among different capacities)


• Random Read‑Write Performance: Under 4KiB QD32, read at approximately 700K IOPS, write at approximately 170K IOPS


• Low Queue Depth Performance: Q1T1 random read at approximately 60 MB/s, suitable for light‑load scenarios

Endurance and Reliability

• Endurance: 1 DWPD (Drive Writes Per Day). Rated lifespan is about 1.3 PBW; actual test results can exceed 10 times the rated value


• MTBF: 2 million hours, complies with enterprise‑grade reliability standards