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| Brand | Samsung |
|---|---|
| Model | PM893 |
| Capacity | 480 GB |
| Usage Class | Read Intensive |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 6th Gen TLC |
|---|---|
| Drive Writes Per Day | 1.3 |
| Total Bytes Written | 876 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 29000 |
| Average Latency | 140 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ-WLO3T80 |
|---|
The Samsung PM893 480GB (MZ7L3480HCHQ-00B7C) is a strong fit for read-centric enterprise SATA deployments that need near-interface-limit throughput at 550/520 MB/s, while its 1.3 DWPD and 876 TBW provide materially stronger write endurance than typical mixed-use SATA SSDs in this capacity class. Compared with the previous-generation MZ-WLO3T80 platform, PM893’s 6th Gen Samsung V-NAND TLC delivers a clear generational step forward in endurance efficiency and sustained QoS consistency, making it the better choice for server boot, virtualization, and scale-out storage nodes constrained to SATA.
With an endurance rating of 876 TBW and 1.3 DWPD, this SSD can sustain about 2.4 TB of host writes per day over the warranty period, which is well above the write volume of a typical OS, boot, or general server system drive. In practical terms, under normal enterprise system-disk workloads with moderate daily writes, this level of endurance provides a strong reliability margin and supports long-term stable use without endurance concerns. Its enterprise reliability features further reduce operational risk: built-in power loss protection (PLP) helps preserve in-flight data and metadata during unexpected power failure, improving data integrity and reducing the chance of corruption. In addition, the 1.0E-17 UBER rating and 2 million hour MTBF indicate a very low uncorrectable bit error rate and high expected operational stability, which are important for procurement decisions in business-critical environments.
1. The SATA interface provides broad server and storage-array compatibility, while its near-bus-limit sequential read speed helps accelerate OS boot, image distribution, and large-file retrieval in legacy enterprise platforms.
2. Its strong random read capability is well suited for read-heavy virtualization, metadata lookups, and OLTP workloads where fast access to small blocks directly improves VM density and application responsiveness.
3. The endurance rating supports sustained daily full-drive rewrites, making it a practical fit for mixed-use enterprise workloads such as databases, email systems, and analytics caches without premature wear concerns.
4. Samsung’s sixth-generation V-NAND TLC balances capacity, power efficiency, and write endurance, giving data centers a cost-effective flash tier for mainstream always-on workloads.
5. The low typical latency helps reduce storage wait time at the application layer, improving transaction consistency and tail-response behavior in business-critical services.
Lower reference capacity: 240 GB Current model: 480 GB Higher reference capacity: 960 GB Capacity positioning analysis: Within this enterprise SATA SSD family, 480 GB is the practical sweet spot. Compared with 240 GB, it provides much better headroom for OS growth, logs, patching, and moderate application data, reducing the risk of early capacity pressure while keeping similar mainstream enterprise performance. Compared with 960 GB, it delivers a more attractive cost-to-usable-capacity balance for deployments that do not need larger local storage. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and utility volumes for about 40 to 60 general-purpose virtual machines.
Q: Is MZ7L3480HCHQ-00B7C suitable for a write-heavy database server?
A: Yes, it can support moderate to relatively write-intensive database workloads. With 1.3 DWPD, 876 TBW, TLC V-NAND, and PLP, it is well suited for enterprise server environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1.3 drive writes per day. For a 480 GB SSD, that equals about 624 GB of writes daily across the stated warranty period.
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 for transactional and enterprise workloads.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on workload needs. RAID 1 is preferred for simple redundancy, while RAID 10 is better for higher performance and resilience in database or virtualization environments.