msi slotSlot: 2x PCI-E x16 slot 1x PCI-E x1 slot PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU) ... MSI trademarks and copyrhted materials may be used only with written permission fromsee the ‘M.2 slot(s)’ column. 2. Physical size: M.2 SSD allows for a variety of physical sizes, like 2242, 2260, 2280, and MSI Notebooks supports Type 2280. 3. Logical interface: M.2 drives