graphic card slot in motherboard - 6 things to consider before buying a used graphics card | PCWorld winner 888 slot

Next, remove the existing graphics card in your computer, which should be in the PCI-E or AG slot on the motherboard. Once you've removed it, insert your new card and secure it to the chassis with the case screws.

It has PCI Express x1 slot. I would like put in this slot Graphic card with PCI Express 2.0. ... For PCIe devices, the "x" refers to the number of communication lanes, and determines the physical size of the slot.

Capable of supporting upto 12 graphic cards, the TB560-BTC PRO motherboard carries 11 PCIe 3.0 x1 Slots designed to extract the best performance out of modern-day graphic cards used in mining operations.