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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 | M.2 2280 |
|---|
| NAND Flash | TLC V-NAND |
|---|---|
| Drive Writes Per Day | 0.32 |
| Total Bytes Written | 300 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 88000 |
| 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-N5E500 |
|---|
For SATA-limited client and embedded upgrades, the Samsung 860 EVO 500GB (MZ-N6E500) delivers near-interface-ceiling performance at 550/520 MB/s and up to 97,000/88,000 IOPS, while its TLC V-NAND and 300 TBW endurance make it a stronger fit for write-active notebooks and compact systems than typical mainstream SATA SSDs. Compared with the previous-generation MZ-N5E500, it doubles rated endurance from 150 TBW to 300 TBW while maintaining top-tier SATA responsiveness, giving engineers a significantly larger service-life margin with no platform change.
With an endurance rating of 300 TBW and 0.32 DWPD, the MZ-N6E500 can sustain about 300 terabytes of host writes over its service life, which is more than sufficient for typical OS, office, and general business workloads. In practical terms, if used as a boot or system drive with moderate daily writes, it can comfortably support many years of normal operation and is a solid choice for read-heavy or mixed-use environments. In reliability terms, the specified UBER of 1.0E-15 means the drive is designed for a very low rate of unrecoverable bit errors, supporting stable data integrity in everyday business use. This model does not include power-loss protection (PLP), so while it is well suited for client and non-cache-critical applications, workloads with frequent unexpected power interruption or mission-critical in-flight write protection requirements should use a PLP-equipped SSD instead.
1. The SATA interface, paired with near-bus-limit sequential read speed, makes this drive an easy drop-in upgrade for legacy enterprise servers where faster boot, patching, and bulk data access matter without changing the storage backplane.
2. Its sequential read performance helps shorten full-file and image-loading times, which is valuable for read-heavy workloads such as OS boot volumes, media distribution, and reference dataset access.
3. The strong random-read capability supports high-queue-depth VM farms, metadata lookups, and database query acceleration by sustaining responsive access across many small-block requests.
4. The modest endurance rating positions the SSD best for read-centric enterprise roles—such as content serving, analytics replicas, and boot storage—rather than write-intensive logging or transaction-heavy tiers.
5. TLC V-NAND and low typical latency together deliver a practical balance of cost efficiency, flash density, and consistently quick response for large-scale deployments that need predictable everyday performance.
Reference capacities in the same family: Lower capacity: 250GB Higher capacity: 1TB Capacity positioning analysis: The 500GB model sits at the sweet spot of the series. Compared with the 250GB version, it offers much better headroom for OS images, application binaries, logs, and short-term data growth, reducing the risk of early capacity pressure. Compared with the 1TB option, it keeps acquisition cost and fleet-wide budget under tighter control while delivering essentially the same enterprise-class sequential throughput and random IOPS. It is a practical fit for medium-scale deployments, such as hosting boot and application volumes for about 25 to 40 virtualized business workloads.
Q: Is MZ-N6E500 suitable for a write-heavy database server?
A: Not ideally. With 0.32 DWPD, 300 TBW, TLC V-NAND, and no PLP, MZ-N6E500 is better suited for read-focused or mixed workloads than sustained write-heavy database environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for about 0.32 full drive writes per day over its warranty period, which equals roughly 160 GB of writes daily for this 500GB SSD.
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 workloads because it helps prevent in-flight data loss and metadata corruption during unexpected power failure.
Q: What RAID level is recommended for this SSD?
A: For this SSD, RAID 1 or RAID 10 is generally recommended for better redundancy and stable performance. For critical write-intensive systems, avoid relying on a single drive deployment.