Parameters of SAMSUNG SSD PM851 M.2 2280 256GB with Firmware EXT25D0Q
| General information | |
|---|---|
| Trademark | Samsung |
| Model | SAMSUNG SSD PM851 M.2 2280 256GB |
| Capacity | 256 GB (238.4 GiB) |
| Type | SSD |
| Interface | SATA |
| SATA version | 3.1 |
| Controller | Samsung |
| Firmware | EXT25D0Q |
| Firmware upgrade | supported |
| ATA version | ACS-2 |
| Advanced Format | not supported |
| Units tested | 4 |
| Times tested | 17 |
| Performance | |
| Maximum interface speed | 600 MB/s |
| Maximum buffered read speed | 435 MiB/s |
| Maximum read speed | 346 MiB/s |
| Minimum average access time | 0.13 msec |
| Volatile write cache | supported |
| Read look-ahead | supported |
| Native command queuing (NCQ) | supported |
| Advanced power management (APM) | not supported |
| Device sleep (DevSleep) | supported |
| Clearing unused data (TRIM) | supported |
| Reliability | |
| Count of sensors | 14 |
| SMART command transport (SCT) | supported |
| Full self-test time | 80 minutes |
| Maximum temperature | 69°C (156°F) |
| Average maximum temperature | 50°C (122°F) |
| Security | |
| Drive access restriction | supported |
| Enhanced security erase | supported |
| Data destruction time | 2 minutes |
| Instant data destruction | not supported |
| Host protected area (HPA) | supported |
| Host protected area password | supported |
| Trusted computing | not supported |