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| Brand | Samsung |
|---|---|
| Model | PM1733A |
| Capacity | 1.92 TB |
| Usage Class | Read Intensive |
| Host Interface | PCIe Gen4 x4 |
|---|---|
| Total Interface Bandwidth | 64 Gb/s |
| Form Factor | U.2 (2.5") |
|---|
| NAND Flash | Samsung V-NAND 6th-Gen 128-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 3504 TBW |
| Sequential Read | 7000 MB/s |
|---|---|
| Sequential Write | 2400 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 100000 |
| Average Latency | 85 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLR1T9HCJR |
|---|
Compared with MZWLR1T9HCJR, the Samsung PM1733A (MZ-WLR1T9C) leverages 6th-Gen 128-layer V-NAND and a PCIe Gen4 x4 interface to deliver up to 7,000 MB/s sequential read and 800,000 random read IOPS, providing a clear generational uplift in host bandwidth and read responsiveness. For 1.92 TB server deployments that are read-dominant but still need enterprise-class write assurance, its 1 DWPD and 3504 TB TBW make this MPN a stronger fit than prior-generation mixed-use SSDs for virtualization, scale-out analytics, and high-concurrency application tiers.
With an endurance rating of 3504 TBW and 1 DWPD, the MZ-WLR1T9C is designed to handle writing its full capacity every day over its rated service life, which is more than sufficient for typical enterprise boot, system, cache, and mixed-read workloads. In practical terms, under normal server OS and application usage, this level of endurance provides long-term peace of mind and can comfortably support many years of stable operation without endurance-related concerns. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps safeguard in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving system integrity. Its UBER of 1.0E-17 and 2 million-hour MTBF indicate a very low uncorrectable bit error rate and strong overall dependability, giving procurement teams confidence in data accuracy and consistent performance in business-critical environments.
1. The PCIe Gen4 x4 host interface provides enough lane bandwidth to keep modern servers and GPU nodes fully utilized without storage becoming the throughput bottleneck.
2. Its sequential read performance speeds up boot storms, backup recovery, and large dataset or model loading, reducing wait time for data-intensive enterprise workflows.
3. Its random read capability supports dense virtualization, high-query databases, and metadata-heavy analytics with fast response under deep concurrency.
4. A one-drive-write-per-day endurance profile makes it well suited for mixed-use enterprise deployments that need predictable service life under sustained daily write pressure.
5. Built on Samsung’s mature high-layer TLC V-NAND and paired with very low typical latency, it delivers a balanced mix of flash efficiency, responsive QoS, and dependable data-center performance.
Lower capacity reference: 960 GB Higher capacity reference: 3.84 TB Capacity positioning analysis: The 1.92 TB model sits at the sweet spot of this enterprise SSD family. Compared with the 960 GB version, it offers much better headroom for data growth, denser VM placement, and longer refresh cycles without changing the familiar performance profile. Compared with the 3.84 TB option, it delivers a more balanced acquisition cost while still providing enough usable capacity for mainstream infrastructure. In practice, it is well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40 to 60 business VMs.
Q: Is MZ-WLR1T9C suitable for a write-heavy database server?
A: Yes. With 1 DWPD, 3504 TBW endurance, low 85 µs typical latency, and Samsung 128-layer TLC V-NAND, MZ-WLR1T9C is suitable for write-intensive database and transactional server workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This SSD is rated at 1 DWPD, meaning it can sustain one full 1.92 TB drive write per day across its warranty period, aligned with its 3504 TBW endurance rating.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes PLP. Power loss protection helps preserve in-flight data and metadata during unexpected outages, which is critical for maintaining data integrity, consistency, and enterprise application reliability.
Q: What RAID level is recommended for this SSD?
A: For most enterprise deployments, RAID 1 or RAID 10 is recommended to balance performance, redundancy, and low latency. RAID 5 or 6 may suit capacity-focused environments with controller support.