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| Brand | Samsung |
|---|---|
| Model | 860 EVO |
| Capacity | 500GB |
| Usage Class | Client |
| Host Interface | SATA |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | TLC V-NAND |
|---|---|
| Drive Writes Per Day | 0.33 |
| Total Bytes Written | 300 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 90000 |
| Average Latency | 50 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-75E500 |
|---|
Compared with the MZ-75E500, the MZ7LH500HMJD 860 EVO doubles endurance to 300 TBW while sustaining near-SATA-ceiling performance at 550/520 MB/s and up to 98,000/90,000 IOPS. For 500GB client and light-workstation deployments, this TLC V-NAND drive is the stronger drop-in upgrade when you need materially higher write longevity than the previous generation without moving off the SATA platform.
With an endurance rating of 300 TBW and 0.33 DWPD, the MZ7LH500HMJD is well suited for typical OS, boot, office, and general business workloads, where daily writes are usually far below its rated limit. In practical terms, for a 500GB system drive under normal enterprise client or light server usage, this level of endurance can comfortably support long-term deployment and is generally sufficient for many years of reliable service. Its UBER of 1.0E-15 indicates a very low unrecoverable bit error rate, supporting dependable data reads and helping meet enterprise reliability expectations, while the 1.5 million hour MTBF further reflects strong overall hardware reliability. This model does not include power-loss protection (PLP), so it is best deployed in environments with stable power or upstream protection such as UPS and controlled shutdown policies, rather than write-cache-critical applications that require in-drive protection against sudden power interruption.
1. The SATA interface enables straightforward drop-in deployment across legacy enterprise storage backplanes, making this drive ideal for cost-sensitive server refreshes where compatibility matters more than PCIe complexity.
2. With sequential read performance of 550 MB/s, the drive can accelerate bulk data access such as OS image loading, backup restore, and log replay in read-heavy infrastructure.
3. Delivering up to 98,000 random-read IOPS, it is well suited for virtualization, metadata lookup, and scale-out application workloads that depend on fast access to small blocks.
4. Its 0.33 DWPD endurance profile, paired with TLC V-NAND, provides an efficient balance of capacity, cost, and reliability for mixed-use enterprise deployments that are read-centric rather than heavily write-intensive.
5. A typical latency of 50 µs helps reduce storage response time at the tail, supporting more predictable QoS for transactional applications and dense multi-tenant environments.
Lower capacity reference: 240GB Higher capacity reference: 960GB In this enterprise SATA SSD family, the 500GB model sits at the sweet spot for mainstream infrastructure. Compared with the 240GB version, it gives much better headroom for OS growth, logs, patches, and overprovisioning, reducing capacity pressure in daily operations. Compared with the 960GB option, it preserves nearly the same practical performance profile while keeping acquisition cost and per-node storage budgets under tighter control. It is especially well suited for mid-scale deployments, such as a 12 to 16-node virtualization cluster or a compact database and application tier.
Q: Is MZ7LH500HMJD suitable for a write-heavy database server?
A: MZ7LH500HMJD is generally not ideal for write-heavy database servers. With 0.33 DWPD, 300 TBW, TLC V-NAND, and no PLP, it is better suited for read-centric or mixed workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This SSD is rated for 0.33 drive writes per day, meaning about one-third of its 500GB capacity can be written daily over the warranty period, consistent with its 300 TBW endurance rating.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this model does not include power loss protection. PLP is critical in enterprise environments because it helps prevent in-flight data loss and reduces metadata corruption during sudden power failures.
Q: What RAID level is recommended for this SSD?
A: For this SATA SSD, RAID 1 or RAID 10 is typically recommended for better redundancy and balanced performance. RAID 5 may work, but parity writes can increase write amplification and wear.