

LaCie Rugged Triple USB 3 + FireWire 800.1TB (model number = GDRMU3EA10001BDB | part code = 0G02577).G-Tech G-Drive mini 7200rpm USB 3 + FireWire 800.

1TB (model number = GDMOCEA10001ADB | part code = 0G02392).750GB (model number = GDMOCEA7501ADB | part code = 0G02388).500GB (model number = GDMOCEA5001ADB | part code = 0G02384).G-Tech G-Drive mobile 5400rpm USB 3 + FireWire 800.

CREATE USB BOOT DRIVE FOR MAC OS X PORTABLE
Some recommended external, portable drives include: SD card - only Intel Macs can boot from SD cards.eSATA - this will be fast but are very model specific so not generally recommended.Thunderbolt 1/2 - this is fast but it is only compatible with modern Macs.Thunderbolt 3 - this is very fast but it is only compatible with modern Macs and requires specialised cables/connectors/adaptors.USB - only Intel Macs can boot from USB devices and there are different versions of USB, some of which require specialised cables/connectors/adaptors.NOTE: You will want to consider the connection type/device depending on the Macs supported:
CREATE USB BOOT DRIVE FOR MAC OS X MAC OS X
This is to allow for additional software to be installed and to be able to install macOS / OS X / Mac OS X "Combo" System Updates (see below). NOTE: It is best that the volume/partition you are going to use must be at least 20GB in size. NOTE: This process can be used for multiple types of storage hardware including hard disks, Sold State Drives (SSDs), SD cards or USB sticks/flash drives. NOTE: Make sure you have your original macOS / OS X / Mac OS X installation application or DVD disc(s) to hand or you have obtained the macOS / OS X / Mac OS X disc image.
