PCIe 4 vs PCIe 3: Do you need Gen 4 in 2020?

The board has 4 PCI slots , I plugged in my Graphics Card to E1 slot and it detects it at PCIE which is what I need but when I

GPUs PCIe slots and still can't make them both use x16 Using GPU-Z, I found the following: - GPU-1 : supports x16 , using x4

pcie x1 slot function The PCI-E bus is used to communicate with the graphics card So does this mean that connecting a GPU in a PCI-E x1 slot would not affect

pcie 4 slot Yes, the PCIe cards can indeed be installed in PCIe slots and vis-a-vis as the PCI interface is designed as forward and backwards-compatible However,