4b0df59f_com___The_Crucial_SSD_glossary__Description
[Title] TRIM [Description] 
A TRIM command allows your operating system to tell your SSD which data blocks are no longer in use so that they can be internally removed. This process helps increase overall SSD efficiency. It is the same as Garbage Collection only initiated by the OS.
uk.crucial.com - The Crucial SSD glossary
Description