Model: ATA Samsung SSD 840 (scsi)
Disk /dev/sda: 250GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags: 

Number  Start   End    Size   File system  Name                          Flags
 1      1049kB  316MB  315MB  ntfs         Basic data partition          hidden, diag
 2      316MB   420MB  105MB  fat32        EFI System Partition          boot, esp
 3      420MB   555MB  134MB               Microsoft reserved partition  msftres
 4      555MB   210GB  209GB  ntfs         Basic data partition          msftdata