Samsung MZ-QLB960NE 960GB 983 DCT NVMe PCIe Gen3 x4 2.5 inch Enterprise Solid State Drive

General

Brand	Samsung
Model	983 DCT
Capacity	960GB
Usage Class	Enterprise

Interface

Host Interface	NVMe PCIe Gen3 x4
Total Interface Bandwidth	32 Gb/s

Physical Dimension

Form Factor	2.5

Flash & Endurance

NAND Flash	Samsung V-NAND 3-bit MLC (TLC)
Drive Writes Per Day	1.3
Total Bytes Written	1366 TBW

Performance

Sequential Read	3000 MB/s
Sequential Write	1100 MB/s
Random Read IOPS	440000
Random Write IOPS	40000
Average Latency	100 μs

Reliability

Mean Time Between Failures	2 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Part Number

MPN	MZ-QLW960NE

Engineer's Note

Compared with the previous-generation MZ-QLW960NE, the MZ-QLB960NE 983 DCT brings Samsung’s newer 983 DCT platform to 960GB deployments, delivering up to 3000 MB/s sequential read and 440,000 random-read IOPS for faster response in read-intensive server environments. Its combination of NVMe PCIe Gen3 x4 bandwidth, 1.3 DWPD endurance, and 1366 TBW makes it a strong fit for CDN, content serving, and scale-out cloud nodes that need higher throughput and better steady-state efficiency than legacy SATA or earlier datacenter SSDs.

Endurance & Reliability

With an endurance rating of 1366 TBW and 1.3 DWPD, the MZ-QLB960NE is built to handle heavy write activity far beyond the needs of a typical boot or application drive. In practical terms, for common system-disk workloads that usually write well under a few hundred gigabytes per day, this level of endurance can support many years of stable operation, including around a decade of use in lighter-duty environments. Its enterprise reliability features further reduce operational risk: built-in Power Loss Protection (PLP) helps preserve in-flight data and protect metadata integrity during sudden power interruptions. An UBER of 1.0E-17 means the drive is designed for an extremely low unrecoverable bit error rate, supporting high data integrity expectations in business and data-center deployments.

Technical Specs & Insights

1. The NVMe over PCIe Gen3 x4 architecture gives this drive the parallel bandwidth needed to remove SATA-era bottlenecks in virtualization hosts, database nodes, and high-density application servers.
2. Its strong sequential read performance speeds up large-block workloads such as backup restores, media streaming, analytics scans, and VM image loading.
3. The high random read capability enables faster response under heavy mixed-user access, making it well suited for OLTP databases, VDI boot storms, and metadata-intensive cloud environments.
4. Backed by Samsung V-NAND TLC and a solid enterprise endurance profile, it offers a practical balance of capacity, write life, and cost efficiency for always-on business workloads.
5. The low typical latency helps keep application response times predictable, which is critical for transactional systems and latency-sensitive enterprise services.

Capacity Sweet

Lower capacity reference: 480GB Higher capacity reference: 1.92TB At 960GB, this SSD sits in the sweet spot of the series. Compared with the 480GB model, it gives much better headroom for OS images, logs, hot data, and future growth, reducing the risk of early capacity pressure. Compared with the 1.92TB option, it typically delivers the best balance of acquisition cost, usable capacity, and enterprise-grade performance consistency. This makes 960GB a strong fit for mid-sized virtualization clusters, database nodes, or about 25 to 40 application servers that need reliable low-latency shared storage.

FAQ