What is PCIe ?

Pci express version vs version , Gen 2 vs Gen 3 Is there any real performance loss when

1 PCIe x16 slot; 4 SATA3, 2 x ; Graphics Output Options: HDMI & Display ; 1 Rear USB Gen2x2 Type-C, 1 Rear USB Gen2 Type-A

pcie 50 x16 slot The bottom PCIe x16 slot, though, even though it is x16 in length 2, which doesn't always use PCIe bandwidth I've also covered Mini PCIe

pcie 4 gpu in pcie 3 slot Taking a look at the slot may not help you to specifically determine whether your motherboard has a PCI express port