Parameters of Hitachi HDS722020ALA330 with Firmware JKAOA3EA
| General information | |
|---|---|
| Trademark | Hitachi |
| Model | Hitachi HDS722020ALA330 |
| Capacity | 1.8 TB |
| Interface | SATA |
| SATA version | 2.6 |
| Form-factor | 3.5" |
| Firmware | JKAOA3EA |
| Alternative firmwares | 7 |
| Firmware upgrade | supported |
| ATA version | 8 (ACS) |
| Advanced Format | not supported |
| Units tested | 24 |
| Times tested | 43 |
| Performance | |
| Maximum interface speed | 300 MB/s |
| Maximum buffered read speed | 256 MB/s |
| Maximum read speed | 138 MB/s |
| Minimum average access time | 5.10 msec |
| Cache buffer | 29.2 MB |
| Volatile write cache | supported |
| Read look-ahead | supported |
| Command Queuing Optimization (NCQ) | supported |
| Advanced Power Management (APM) | supported |
| Acoustic Management (AAM) | not supported |
| Rotation rate | 7200 rpm |
| Reliability | |
| Count of sensors | 17 |
| Free-fall Control | not supported |
| SMART Command Transport (SCT) | supported |
| Duration of full self test | > 255 minutes |
| Critical maximum temperature | 70°C (158°F) |
| Recommended maximum temperature | 60°C (140°F) |
| Maximum temperature | 75°C (167°F) |
| Average maximum temperature | 49°C (120°F) |
| Security | |
| Drive access restriction | supported |
| Enhanced security erase | supported |
| Data destruction time | 540 minutes |
| Instant data destruction | not supported |
| Host protected area (HPA) | supported |
| Host protected area password | supported |
| Trusted computing | not supported |