| Product | 10TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC330 (512e) | 14TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 16TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 18TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 10TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC330 (512e) | 12TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC520 (512e) | 14TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 16TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 18TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC550 (512e/4Kn) | 16TB SATA 6.0Gb/s 7200RPM - 3.5" - Seagate Exos X18 Series FastFormat™ (512e/4Kn) | 18TB SATA 6.0Gb/s 7200RPM - 3.5" - Seagate Exos X18 Series FastFormat™ (512e/4Kn) | 18TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Seagate Exos X18 Series FastFormat™ (512e/4Kn) |
| Action | Select | Select | Select | Select | Select | Select | Select | Select | Select | Select | Select | Select |
| Main Specifications | ||||||||||||
| Product Type | Server | Server | Server | Server | Server | Server | Server | Server | Server | Server | Server | Server |
| Storage Capacity | 10TB | 14TB | 16TB | 18TB | 10TB | 12TB | 14TB | 16TB | 18TB | 16TB | 18TB | 18TB |
| Form Factor | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal | 3.5" Internal |
| Interface | 6.0Gb/s Serial ATA | 6.0Gb/s Serial ATA | 6.0Gb/s Serial ATA | 6.0Gb/s Serial ATA | 12.0Gb/s SAS | 12.0Gb/s SAS | 12.0Gb/s SAS | 12.0Gb/s SAS | 12.0Gb/s SAS | 6.0Gb/s Serial ATA | 6.0Gb/s Serial ATA | 12.0Gb/s SAS |
| Rotational Speed | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM | 7200RPM |
| Cache | 256MB | 512MB | 512MB | 512MB | 256MB | 512MB | 512MB | 512MB | 256MB | 256MB | 256MB | |
| Format | 512e (changeable to 4Kn) | 512e/4Kn | 512e/4Kn | 512e/4Kn | 512e (changeable to 4Kn) | 512e | 512e/4Kn | 512e/4Kn | 512e/4Kn | 512e/4Kn | 512e/4Kn | 512e/4Kn |
| Series | Ultrastar DC HC330 | Ultrastar DC HC550 | Ultrastar DC HC550 | Ultrastar DC HC550 | Ultrastar DC HC330 | Ultrastar He12 | Ultrastar DC HC550 | Ultrastar DC HC550 | Ultrastar DC HC550 | Exos X18 | Exos X18 | Exos X18 |
| Z-height | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm | 26.1mm |
| Detailed Specifications | ||||||||||||
| Life Expectancy | 2.5 million hours MTBF | 2.5 million hours MTBF | 2.5 million hours MTBF | |||||||||
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