Drive SK hynix HFS256GD9TNG-62A0A 256GB hdparm -t /dev/nvme0n1 Timing buffered disk reads: 2054 MB in 3.00 seconds = 684.20 MB/sec Drive AMD R3SL120G 120GB SSD hdparm -t /dev/sda Timing buffered disk reads: 1416 MB in 3.00 seconds = 471.32 MB/sec Drive Seagate ST2000DX001-1CM164 2TB hdparm -t /dev/sdb Timing buffered disk reads: 504 MB in 3.01 seconds = 167.58 MB/sec