Its pretty easy. Just run the diskutil
like the following
diskutil info disk0
Device Identifier: disk0
Device Node: /dev/disk0
Whole: Yes
Part of Whole: disk0
Device / Media Name: APPLE SSD AP0256M
Volume Name: Not applicable (no file system)
Mounted: Not applicable (no file system)
File System: None
Content (IOContent): GUID_partition_scheme
OS Can Be Installed: No
Media Type: Generic
Protocol: PCI-Express
SMART Status: Verified
Disk Size: 251.0 GB (251000193024 Bytes) (exactly 490234752 512-Byte-Units)
Device Block Size: 4096 Bytes
Media OS Use Only: No
Media Read-Only: No
Volume Read-Only: Not applicable (no file system)
Device Location: Internal
Removable Media: Fixed
Solid State: Yes
Virtual: No