hal9000@hal9000-Dell-Precision-M3800:~$ sudo fdisk -l
[sudo] password for hal9000: 

WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.


Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0xac3be64a

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048      206847      102400    7  HPFS/NTFS/exFAT
/dev/sda2          206848   253591492   126692322+   7  HPFS/NTFS/exFAT
/dev/sda3       253591550   976771071   361589761    5  Extended
Partition 3 does not start on physical sector boundary.
/dev/sda5       943419392   976771071    16675840   82  Linux swap / Solaris
/dev/sda6       512659456   943419391   215379968   83  Linux
/dev/sda7       253591552   512657407   129532928   83  Linux

Partition table entries are not in disk order