Mainboard MSI MPG B550 GAMING PLUS (AM4, 4xDDR4, ...
SSD 2.5 inch · SSD M.2 PCIe · BỘ ... Khe cắm mở rộng. 1x PCIe 4.0/ 3.0 x16 slot (PCI_E1). 1x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed. 2x PCIe 3.0 x1 slots ...
What is PCI Express? Do PCIe lanes, slots, and versions matter?
PCI Express – Wikipedia tiếng Việt
Khe cắm mở rộng: 1 x PCIe 4.0/3.0 x16 slot, 2 x PCIe 3.0 x1 slots.