What are the two types of M2?

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When it comes to M.2 SSDs, there are two primary options available in the market: SATA and NVMe-based. Both of these types utilize the M.2 form factor, which is a small, versatile standard designed for high-speed storage devices. However, their underlying technologies and performance characteristics vary significantly.

SATA-based M.2 SSDs employ the same Serial Advanced Technology Attachment (SATA) interface that has been widely used in traditional hard drives and SSDs for years. This interface is well-established and compatible with a wide range of systems and motherboards. However, SATA's bandwidth is limited compared to newer technologies, which can impact overall performance.

On the other hand, NVMe-based M.2 SSDs utilize the Non-Volatile Memory Express (NVMe) protocol, which is specifically designed for high-speed solid-state drives. NVMe provides a more efficient communication pathway between the SSD and the host system, resulting in faster data transfer rates and lower latency. This makes NVMe-based M.2 SSDs ideal for demanding applications that require fast storage performance.

When choosing between SATA and NVMe M.2 SSDs, it's important to consider your specific needs and budget. SATA-based SSDs are generally more affordable and suitable for everyday use and less demanding tasks. However, if you're looking for the fastest possible storage performance for gaming, video editing, or other high-end applications, an NVMe-based M.2 SSD may be the better choice.