Multi-Layer SSDs: What Are SLC, MLC, TLC, QLC, and PLC?
How-To Geek, October 25th, 2019
November 3, 2019,
Volume 259, Issue 5

Solid-state drives improve the performance of aging computers and turn newer PCs into speed machines

"But, when you shop for one, you're bombarded with terms, like SLC, SATA III, NVMe, and M.2. What does it all mean?" asks Ian Paul in How-To Geek.

"Let's take a look! It's All About the Cells

Current SSDs use NAND flash storage, the building blocks of which is the memory cell. These are the base units onto which data is written in an SSD. Each memory cell accepts a certain amount of bits, which are registered on the storage device as 1 or 0..."

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