Product	10TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC330 (512e)	14TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e)	16TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e)	18TB SATA 6.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e)	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 HC555 (512e)	14TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e/4Kn)	16TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e)	18TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Ultrastar™ DC HC555 (512e)	18TB SAS 3.0 12.0Gb/s 7200RPM - 3.5" - Seagate Exos X18 Series FastFormat™ (512e/4Kn)
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Main Specifications
Product Type	Server	Server	Server	Server	Server	Server	Server	Server	Server	Server
Storage Capacity	10TB	14TB	16TB	18TB	10TB	12TB	14TB	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
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	12.0Gb/s SAS
Rotational Speed	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM	7200RPM
Cache	256MB	512MB	512MB	512MB		256MB	512MB	512MB	512MB	256MB
Format	512e (changeable to 4Kn)	512e/4Kn	512e/4Kn	512e	512e (changeable to 4Kn)	512e	512e/4Kn	512e/4Kn	512e/4Kn	512e/4Kn
Series	Ultrastar DC HC330	Ultrastar DC HC555	Ultrastar DC HC555	Ultrastar DC HC555	Ultrastar DC HC330	Ultrastar HC555	Ultrastar DC HC550	Ultrastar DC HC555	Ultrastar DC HC555	Exos X18
Z-height	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
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