Does a Graphics Card Have to Go in the First PCI-E Slot?

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It seems the card needs some firm adjustment when fitting to ensure the screw slots for the back plate align Then when the back plate is firmly

Open your tower and see if the motherboard has the PCI slot labeled Some do and some don't · Get the model number of the motherboard, they all There are six PCIe slots available for optional PCIe cards The following figure shows the PCIe slot numbering

slot valve PCIe Slot Locations There are eleven PCIe slots available for PCIe cards The following figure shows the PCIe slot numbering image:Figure showing the PCIe PCIe slots are used to connect graphics cards, sound cards, other interface cards and some