If you have an iMac with Thunderbolt or USB 3 but without an SSD you can boot from a full-speed external SSD without opening the case. It’s possible for that Mac to boot in under 30 seconds and to jump generations ahead for under $200.
If you have an iMac with Thunderbolt or USB 3 but without an SSD you can boot from a full-speed external SSD without opening the case. It’s possible for that Mac to boot in under 30 seconds and to jump generations ahead for under $200.