what are m.2 slots used for - SATA III or NVMe M.2 SSD slot inside the Aspire E5-576G? 888slots app

Hi, You can use either M.2 SATA SSD or NVMe SSD, both are compatible in your model. M+B keyed(M.2 SATA) and M keyed(NVMe SSD) can be used.

This article explains deeply what SATA SSD and M.2 SSD are.

M.2, PCIe, NVMe, it's all very confusing to me. From what I can tell to get the fastest boot speeds and data transfers M.2 storage drives are better than regular SSD's because the SATA connection bottlenecks the SSD's. Basically, my question is, on pcpartpicker there is a filter for m.2 slots...

In the text below, we explore what are PCIe cables used for in detail, how they connect and what their uses are.