Toshiba on Tuesday announced it has developed a new XFMExpress form factor for “removable PCIe attached, NVMe memory devices,” otherwise known as SSDs. These are not like any traditional SSDs, however, but smaller and lower-height ones to enable fast storage in increasingly thinner and lighter devices, including ultrabooks and things like

Source: Hot Hardware – Toshiba XFMExpress Form Factor To Enable Blazing Fast SSDs In Thinner And Lighter Devices