What Is an SSD Controller?
An SSD controller is the brain of anSSD.
It’s in charge of everything the SSD does.
Corbin Davenport / How-To Geek
Sometimes this will be listed in the official specifications of the drive.
This is usually necessary for drives made by small brands of uncertain providence.
Just bear in mind that the controller is not the entire picture.
The pop in and quality of the flash memory will also affect the performance and durability of the drive.
So take a stab at compare drives that are similar in that regard as well.