Details

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Seagate Exos 7E10 12TB enterprise hard drive (ST12000NM000J, though this model number is sometimes associated with the Exos X18 series) features a SATA 6Gb/s interface, 7200 RPM spindle speed, 256MB cache, and supports both 512e and 4Kn sector formats via Seagate's FastFormat feature. 

Capacity    12 TB    
Model Number (Potential)    ST12000NM000J    
Interface    SATA 6Gb/s    
Form Factor    3.5-inch    
Rotational Speed    7200 RPM    
Cache    256 MB    
Sector Formats    512e and 4Kn (FastFormat)    
Max Sustained Transfer Rate    Up to 256 MB/s    
Workload Rating    550 TB per year    
Mean Time Between Failures (MTBF)    2 million hours    
Warranty    5-year limited warranty