Question about Gigabyte B550 GAMING X V2

This motherboard is compatible with all NVIDIA graphics cards with a PCI Express bus (PCIe 3.0 or 4.0), via its main PCIe x16 slot. For example, it supports a GeForce GTX 1660 Super (PCIe 3.0) and is ready for recent RTX models thanks to PCIe 4.0 with AMD Ryzen 3000/4000 series processors.