Parameters of ST9500420AS with Firmware 0002SDM1
| General information | |
|---|---|
| Trademark | Seagate |
| Model | ST9500420AS |
| Capacity | 500.1 GB (465.7 GiB) |
| Type | HDD |
| Interface | SATA |
| SATA version | 2.6 |
| Firmware | 0002SDM1 |
| Alternative firmwares | 12 |
| Firmware upgrade | supported |
| ATA version | 8 (ACS) |
| Advanced Format | not supported |
| Units tested | 103 |
| Times tested | 185 |
| Performance | |
| Maximum interface speed | 300 MB/s |
| Maximum buffered read speed | 246 MiB/s |
| Maximum read speed | 108 MiB/s |
| Minimum average access time | 15.60 msec |
| Cache buffer | 16 MiB |
| Volatile write cache | supported |
| Read look-ahead | supported |
| Native command queuing (NCQ) | supported |
| Advanced power management (APM) | supported |
| Acoustic management (AAM) | supported |
| Clearing unused data (TRIM) | not supported |
| Rotation rate | 7200 rpm |
| Reliability | |
| Count of sensors | 25 |
| Free-fall control | not supported |
| SMART command transport (SCT) | supported |
| Full self-test time | 115 minutes |
| Critical maximum temperature | 60°C (140°F) |
| Recommended maximum temperature | 55°C (131°F) |
| Maximum temperature | 77°C (170°F) |
| Average maximum temperature | 54°C (129°F) |
| Security | |
| Drive access restriction | supported |
| Enhanced security erase | supported |
| Data destruction time | 110 minutes |
| Instant data destruction | not supported |
| Host protected area (HPA) | supported |
| Host protected area password | supported |
| Trusted computing | not supported |