What does m.2gen4*4 mean?

M.2gen4*4 is a high-speed interface standard for solid-state disks.

M.2gen4*4 is a high-speed solid-state hard disk interface standard based on PCIe4.0 bus, and the highest transmission speed can reach 7GB per second. The interface standard adopts NVMe protocol and supports multi-channel and multi-queue technology, which can improve the reading and writing speed and response speed of solid-state hard disk and is suitable for high-performance computers and game devices.

With the continuous development of computer technology, solid state disk has become the mainstream storage device to replace traditional mechanical hard disk.