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| Brand | Samsung |
|---|---|
| Model | PM1725a |
| Capacity | 800GB |
| Usage Class | Enterprise |
| Host Interface | NVMe PCIe Gen3 x4 |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 3bit MLC (TLC) |
|---|---|
| Drive Writes Per Day | 5 |
| Total Bytes Written | 7300 TBW |
| Sequential Read | 3300 MB/s |
|---|---|
| Sequential Write | 1100 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 120000 |
| Average Latency | 90 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLW800HMLT |
|---|
Compared with the previous-generation MZWLW800HMLT, the 800GB Samsung PM1725a (MZWLL800HEHP-000D3) delivers a more balanced enterprise profile by combining NVMe PCIe Gen3 x4 performance of up to 3,300/1,100 MB/s and 800K/120K IOPS with 5 DWPD endurance and 7,300 TBW. Its standout value is sustained write durability at a compact capacity point, making it a strong fit for metadata-heavy virtualization, OLTP logging, and mixed read/write database tiers that need higher service-life confidence than mainstream read-optimized SSDs.
With an endurance rating of 7,300 TBW and 5 DWPD, the MZWLL800HEHP-000D3 is built for sustained heavy-write enterprise workloads, not just light daily use. In typical deployment scenarios, this means it can reliably serve as a high-write system, cache, or application drive for years, and for lighter OS or boot workloads it can operate with ample endurance headroom over a long service life. Its enterprise-grade reliability is further strengthened by power loss protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption or downtime. An UBER of 1.0E-17, together with a 2 million hour MTBF, indicates extremely low uncorrectable read error rates and strong long-term operational stability, giving procurement teams confidence in data integrity and dependable field performance.
1. The NVMe over PCIe Gen3 x4 architecture gives this drive the parallelism and low software overhead needed to keep virtualized databases and latency-sensitive enterprise applications highly responsive.
2. Its strong sequential read capability accelerates large-block data movement, reducing wait time for analytics scans, backup restores, and content delivery workloads.
3. The combination of very high random read performance and consistently low access latency makes it well suited for OLTP databases, metadata-heavy file systems, and high-concurrency cloud platforms.
4. The enterprise endurance profile is built for write-intensive deployment, allowing sustained daily overwrites in logging, caching, and transactional environments without premature wear concerns.
5. Samsung V-NAND TLC enables a balanced mix of capacity, power efficiency, and enterprise reliability, making it a practical choice for dense server storage at controlled total cost.
Reference capacities in the same series: Lower capacity: 480GB Higher capacity: 960GB Capacity positioning analysis: At 800GB, this SSD sits in the sweet spot of the family. Compared with the 480GB model, it gives materially better headroom for OS images, application data, logs, and overprovisioning, reducing the risk of early capacity pressure in always-on enterprise workloads. Compared with the 960GB version, it preserves nearly the same mainstream enterprise performance profile while keeping acquisition cost and $/usable-deployment more controlled. This makes 800GB a balanced choice for medium-scale virtualization clusters, such as supporting around 35 to 50 mixed-use virtual server system disks.
Q: Is MZWLL800HEHP-000D3 suitable for a write-heavy database server?
A: Yes. With 5 DWPD endurance, 7300 TBW, low 90 µs typical latency, and NVMe PCIe Gen3 x4 performance, MZWLL800HEHP-000D3 is well suited for write-intensive database and enterprise workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 5 DWPD, meaning it can sustain about five full 800GB drive writes per day throughout its warranty period under the specified enterprise endurance conditions.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and metadata during sudden outages, reducing corruption risk and improving reliability in servers, storage arrays, and transactional applications.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on the workload. RAID 1 or RAID 10 is commonly recommended for databases and business-critical systems, balancing redundancy, performance, and fast recovery with enterprise NVMe SSDs.