Drive SAMSUNG MZNLH128HBHQ-000H1 128GB SSD hdparm -t /dev/sda Timing buffered disk reads: 1240 MB in 3.00 seconds = 412.94 MB/sec Drive Alcor Micro Corp. Multi Flash Reader hdparm -t /dev/sdb Timing buffered disk reads: 54 MB in 3.01 seconds = 17.96 MB/sec