Samsung MZWLJ7T6HALA-0007C 7.68 TB PM1733 PCIe Gen4 x4 U.2 (2.5") Read Intensive Solid State Drive

General

Brand	Samsung
Model	PM1733
Capacity	7.68 TB
Usage Class	Read Intensive

Interface

Host Interface	PCIe Gen4 x4
Total Interface Bandwidth	64 Gb/s

Physical Dimension

Form Factor	U.2 (2.5")

Flash & Endurance

NAND Flash	Samsung V-NAND 5th-Gen 92-layer 3D TLC
Drive Writes Per Day	1
Total Bytes Written	14016 TBW

Performance

Sequential Read	7000 MB/s
Sequential Write	3800 MB/s
Random Read IOPS	1450000
Random Write IOPS	135000
Average Latency	85 μs

Reliability

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

Part Number

MPN	MZWLJ7T6HALA-00007

Engineer's Note

Compared with the earlier MZWLJ7T6HALA-00007, the MZWLJ7T6HALA-0007C is the later PM1733 revision, giving integrators a safer drop-in choice for Gen4 platforms with the same class-leading 7,000/3,800 MB/s throughput and 1.45M/135K IOPS on a more current qualified build. For 7.68 TB mixed-read enterprise workloads, its Samsung 5th-Gen 92-layer TLC V-NAND and 14,016 TBW endurance deliver a stronger balance of density, latency, and write life than typical 1-DWPD PCIe Gen4 drives in the same capacity tier.

Endurance & Reliability

With an endurance rating of 14,016 TBW and 1 DWPD, the MZWLJ7T6HALA-0007C is designed to handle a full drive write per day throughout its rated service life, making it more than sufficient for typical enterprise server and storage workloads. In practical terms, for lighter mixed-use or OS/application boot scenarios, this level of endurance provides long-term peace of mind and can comfortably support many years of operation without wear being a primary concern. For enterprise reliability, built-in Power Loss Protection (PLP) helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving system integrity. Its ultra-low UBER of 1.0E-17, together with a 2 million hour MTBF, indicates very strong data-read reliability and dependable operation for business-critical environments.

Technical Specs & Insights

1. The PCIe Gen4 x4 interface provides host bandwidth that keeps modern compute nodes fed, reducing storage bottlenecks in virtualization clusters, analytics platforms, and AI inference servers.
2. Its sequential read performance enables very fast movement of large datasets, shortening database warm-up, backup restore, and media streaming load times in enterprise environments.
3. The strong random-read capability, paired with consistently low access latency, helps high-concurrency workloads such as OLTP, VDI, and metadata-heavy applications respond faster under peak demand.
4. A 1 DWPD endurance rating makes it well suited for mixed-use enterprise deployments that need predictable lifespan and warranty-safe daily overwrite capability without moving to a higher-cost write-optimized tier.
5. Samsung’s 5th-generation 92-layer 3D TLC V-NAND balances density, power efficiency, and reliability, giving data centers a practical combination of scalable capacity and enterprise-grade flash behavior.

Capacity Sweet

Reference capacities in the same series: - Lower capacity: 3.84 TB - Current model: 7.68 TB - Higher capacity: 15.36 TB Capacity positioning analysis: In this series, 7.68 TB sits at the sweet spot. Compared with 3.84 TB, it gives much better headroom for mixed enterprise workloads, reducing early capacity pressure and improving fleet planning flexibility while keeping the same class of sequential throughput and random IOPS. Compared with 15.36 TB, it delivers a more balanced acquisition cost, power footprint, and usable density, making it easier to standardize across clusters. It is especially well suited for mid-scale virtualization, such as hosting boot and application volumes for about 60 to 80 business VMs per node.

FAQ