![]() There are no moving parts and operate SOOOO much faster than a standard Hard disk.ĭue to the fact that there are no moving parts, they are reliable and not affected by knocks and drops like a standard Hard Disk. With an SSD installed, your Imac will boot in seconds, rather than minutes.Īn SSD does functionally everything a hard drive does, but data is instead stored on interconnected flash-memory chips that retain the data even when there's no power present. The biggest difference between a Fusion Drive and an SSD is that a Fusion Drive is really a HDD drive with moving parts and a few tweaks to make it a little faster than a standard HDD drive.Īs these are mechanical devices they can suffer from errors that can slow the drive down considerably, making your Imac appear to run really SLOW.Īn SSD has no moving parts, therefore the data transfer rates for READ/WRITE are so much faster than a HDD drive, this translates to your Imac running alot faster. ![]() Hard disks are a delicate piece of equipment and knocks and drops of a console can damage the hard disk, causing loss of data and failure of the unit. A read/write head on an arm accesses the data while the platters are spinning. If the hard drive on your iMac has failed, it can be replaced for a very reasonable cost with a standard drive or take the opportunity to upgrade to an SSD. ![]() Generation 1: MacBook Air (Late 2010 - Mid 2011) For the Late 2010 and Mid 2011. A hard drive is essentially a metal platter with a magnetic coating that stores your data. 5-Inch Late 2012 Through Late 2015 iMac Hard Drive Upgrade Video.
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