PCI express 3.0 x16: Does your PC support it? | IT Pro
Unsure if there is a PCI express 3.0 x16 slot for your graphics card? Here’s how to find out
An Overview of PCI (Peripheral Component Interconnect) Slot - ...
If the data transfer rate of the device is under 250MB/s, please check the motherboard first to see if the slot is PCI-E 2.0.