Over time, you find the blank pages are going to run out and you need more blank pages to store new data. This is because data can be only deleted in blocks. However, if you delete data on a page it isn’t really deleted, it is marked as deletion. ![]() For SSDs the data on notebook can be wiped when it is necessary. Each block consists of more than one file we compare a block as a notebook and a file as one page of the notebook. Typically, SSDs use NADA flash memory to store data and a flash controller to connect the memory with the host computer. SSDs look like traditional hard drives, but they record data in different ways. In order to know what SSD trim is, first you need to understand how SSD works. However, when it comes to SSD, not everyone knows it clearly especially its terms, taking trim SSD for example. ![]() Nowadays, SSD drives are becoming more and more popular due to its advantages such as less power usage, faster speed, and higher reliability.
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