Seagate Barracuda – 1 TB internal hard drive (3.5 “, 64 MB SATA cache from 6 GB / s up to 210 MB / s), silver, ST1000DM010

Max Operating Temperature:70 °C, Humidity Range Operating:10 – 90%, Min Operating Temperature:0 °C, Compatible Bays:1 x internal – M.2, Internal Data Rate:550 MBps (read) / 530 MBps (write), Drive Transfer Rate:600 MBps (external), 4KB Random Write:86000 IOPS, MTBF:1,200,000 hours

Capacity:256 GB
Interface:SATA 6Gb/s
Width:22 mm
Height:3.5 mm
Device Type:Solid state drive – internal