If we take the case of the imac with retina display you can choose a fusion drive of 1tb to 3tb size.
Imac hybrid drive upgrade.
Fusion drive is basically a hybrid hard drive.
500gb 2 5 sshd solid state hybrid drive for apple macbook pro 15 inch early 2011 17 inch early 2011 13 inch early 2011 laptops 5 out of 5 stars 2 41 99 41.
Removing the imac display screen is the only way.
Apple combines a traditional hard disk drive and a flash storage drive.
These seem to mostly max out at about 8gb of ssd but can cost under 100 for a 1tb 8gb model.
With the removal of the option to include a hard drive in the 21 5 inch imac in favor of fusion drive or ssds there s now more of a need for beginner mac users to understand how storage works.
Retina 5k 27 inch 4 1ghz processor 1tb fusion.
It still is quite possible to swap out the hard drive and replace it with an ssd of equivalent physical size though.
Fusion drives have a small solid state drive for commonly accessed files and quick startups.
A hybrid drive is a single drive that combines a ssd with a hard drive.
The fusion drive comes as standard with the following imacs.
I tested an imac with a fusion drive in an apple store and it booted in probably less than a third of.
21 5 inch 4 1ghz processor 1tb fusion drive.
The logic here is simple.
Macworld senior contributors rob griffiths and kirk mcelhearn replaced their mac s stock hard drive with a seagate momentus xt hybrid drive which has 4gb of flash storage and a 500gb hard drive.
Remember that if a blade ssd was not installed in the 21 5 inch models at the time of purchase it will not have the needed connector to install a blade ssd.