pci slot configuration
Mainboard GIGABYTE GA-H110M-DS2-DDR4
1 x PCI Express x16 slot, running at x16 (The PCI Express x16 slot conforms to PCI Express 3.0 standard.).
PCI-X - Wikipedia
This extended configuration space cannot be accessed using the legacy PCI method (through ports 0xCF8 and 0xCFC). Instead, an Enhanced Configuration Mechanism is provided.
TUF GAMING Z690-PLUS | Bo mạch chủ
1 x PCI Express x16 slot, running at x16(The PCI Express x16 slot conforms to PCI Express 3.0 standard.)2 x PCI Express x1 slots(The PCI Express x1 slots ...