If you have a SSD only system (PCIe/NVMe blade SSD) then you can add a second drive! This can be either a 3.5" SATA HDD or a SSHD for a hard drive. Or, it can be a second 2.5" SATA SSD.
Here's the IFIXIT guide you'll need to follow: [guide|30522]
Now you do need a special SATA cable [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=16347|Retina 5K Hard Drive Combo Cable], Side frames: [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14018|Retina 5K Hard Drive Mount Left] & [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14021|Retina 5K Hard Drive Mount Right] and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
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Now before you go done this path keep in mind you need to use the correct tools and technique to take the display off if not you can easily damage it which will be an expensive oops.
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Now before you go down this path keep in mind you need to use the correct tools and technique to take the display off if not you can easily damage it which will be an expensive oops!
Lastly, an external Thunderbolt RAID drive will be faster and can offer deeper protection of your data so think it though which way is best for you.
If you have a SSD only system (PCIe/NVMe blade SSD) then you can add a second drive! This can be either a 3.5" SATA HDD or a SSHD for a hard drive. Or, it can be a second 2.5" SATA SSD.
Here's the IFIXIT guide you'll need to follow: [guide|30522]
-
Now you do need a special SATA cable [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=16347|Retina 5K Hard Drive Combo Cable], Side frames: [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14018|Retina 5K Hard Drive Mount Left], [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14021|Retina 5K Hard Drive Mount Right] and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
+
Now you do need a special SATA cable [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=16347|Retina 5K Hard Drive Combo Cable], Side frames: [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14018|Retina 5K Hard Drive Mount Left] & [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14021|Retina 5K Hard Drive Mount Right] and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
Now before you go done this path keep in mind you need to use the correct tools and technique to take the display off if not you can easily damage it which will be an expensive oops.
Lastly, an external Thunderbolt RAID drive will be faster and can offer deeper protection of your data so think it though which way is best for you.
If you have a SSD only system (PCIe/NVMe blade SSD) then you can add a second drive! This can be either a 3.5" SATA HDD or a SSHD for a hard drive. Or, it can be a second 2.5" SATA SSD.
Here's the IFIXIT guide you'll need to follow: [guide|30522]
-
Now you do need a special SATA cable (which is listed in the guide) and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
+
Now you do need a special SATA cable [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=16347|Retina 5K Hard Drive Combo Cable], Side frames: [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14018|Retina 5K Hard Drive Mount Left], [https://www.thebookyard.com/product.php?cPath=34_166_524&products_id=14021|Retina 5K Hard Drive Mount Right] and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
Now before you go done this path keep in mind you need to use the correct tools and technique to take the display off if not you can easily damage it which will be an expensive oops.
Lastly, an external Thunderbolt RAID drive will be faster and can offer deeper protection of your data so think it though which way is best for you.
If you have a SSD only system (PCIe/NVMe blade SSD) then you can add a second drive! This can be either a 3.5" SATA HDD or a SSHD for a hard drive. Or, it can be a second 2.5" SATA SSD.
Here's the IFIXIT guide you'll need to follow: [guide|30522]
Now you do need a special SATA cable (which is listed in the guide) and an in-line thermal sensor and replacement tapes [https://eshop.macsales.com/item/OWC/DIDIMACHDD12/|OWC In-line Digital Thermal Sensor for Hard Drive Upgrade for 27" iMacs 2012 and Later]. If you decide to go with a 2.5" SSD drive you'll need a adapter frame to mount it into the 3.5" frame.
Now before you go done this path keep in mind you need to use the correct tools and technique to take the display off if not you can easily damage it which will be an expensive oops.
Lastly, an external Thunderbolt RAID drive will be faster and can offer deeper protection of your data so think it though which way is best for you.