Samsung MZWLR1T9HBJR-00AD3 1.92 TB PM1733 PCIe 4.0 x4 U.2 (2.5") Read Intensive Solid State Drive

General

Brand	Samsung
Model	PM1733
Capacity	1.92 TB
Usage Class	Read Intensive

Interface

Host Interface	PCIe 4.0 x4
Total Interface Bandwidth	16 Gb/s

Physical Dimension

Form Factor	U.2 (2.5")

Flash & Endurance

NAND Flash	Samsung V-NAND 3-bit TLC
Drive Writes Per Day	1
Total Bytes Written	3504 TBW

Performance

Sequential Read	7000 MB/s
Sequential Write	3800 MB/s
Random Read IOPS	1400000
Random Write IOPS	115000
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	MZ-7KM2400

Engineer's Note

Compared with the older MZ-7KM2400 generation, the Samsung PM1733 (MZWLR1T9HBJR-00AD3) is a clear generational leap to PCIe 4.0 x4, delivering up to 7000/3800 MB/s and 1,400,000/115,000 IOPS for dramatically higher host-side bandwidth and transaction throughput. With 1.92 TB of Samsung V-NAND 3-bit TLC and 1 DWPD rated to 3504 TBW, it provides a stronger balance of capacity, endurance, and performance for latency-sensitive virtualization, scale-out databases, and mixed enterprise read/write workloads.

Endurance & Reliability

With an endurance rating of 3504 TBW, this SSD is designed to handle approximately 3.5 PB of total writes, which is more than enough for typical enterprise boot, OS, and mixed application workloads. In practical terms, even at 1 TB of writes per day, it can support about 9.6 years of operation, making it a reassuringly durable choice for long-term deployment. For enterprise reliability, built-in power loss protection (PLP) helps safeguard in-flight data and critical mapping information if power is interrupted unexpectedly, reducing the risk of corruption or drive inconsistency. Its UBER of 1.0E-17 means an extremely low probability of unrecoverable read errors, supporting strong data integrity expectations in business-critical environments.

Technical Specs & Insights

1. The PCIe 4.0 x4 interface, paired with top-tier sequential read bandwidth, enables ultra-fast dataset streaming and dramatically shortens VM boot, backup restore, and analytics load times in enterprise servers.
2. Its random read performance is built for highly concurrent workloads, keeping databases, virtualization clusters, and cloud platforms consistently responsive under heavy small-block access.
3. The 1 DWPD endurance rating makes it a strong fit for read-intensive enterprise deployments that still require predictable daily write capability across the full warranty period.
4. Samsung V-NAND 3-bit TLC balances density, cost efficiency, and sustained reliability, making it well suited for scaling capacity in mainstream data center storage tiers.
5. The typical latency supports faster transaction completion and tighter QoS, which is critical for real-time applications, metadata-heavy workloads, and latency-sensitive service infrastructure.

Capacity Sweet

Lower capacity reference: 960 GB Higher capacity reference: 3.84 TB At 1.92 TB, this SSD sits in the sweet spot of the series. Compared with the 960 GB model, it offers much better headroom for OS images, application growth, logging, and overprovisioning, reducing the risk of early capacity pressure in enterprise environments. Compared with the 3.84 TB version, it delivers a more attractive balance of cost, usable space, and performance consistency for mainstream deployments. It is especially well suited for medium-scale virtualization clusters, such as supporting boot and application storage for roughly 40 to 60 business VMs.

FAQ